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How has the 20th Century transformed our lives with mobile phones?

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How has the 20th Century transformed our lives with mobile phones?

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Colégio Yolanda Dias Rocha

Professora: Jessica Lopes de Jesus

Componente curricular: Inglês

Aluna: Liz Emanuela Souza Soares

Série: 2º ano do Ensino Médio

How has the mobile phone transformed our lives

According to Wis Educação's professor and digital marketing consultant, Marcos Rezende, the main one is the consumption of information. According to him, society today consumes much more information and also generates information, which leads society to increasingly seek or mirror itself using the cellphone, spending more time pursuing their interests,” he comments. Rezende states that the dynamic of changing societal behavior is directly related to the expectation surrounding new functions implemented in devices. “We joke that we are ‘cybrids’ because part of us lives inside ourselves, and another part lives on the computer.”

Cellphones have made communication instant and mobile, allowing people to connect from virtually anywhere, breaking down geographical barriers.

Cellphones have become not just a tool for communication but also for accessing information. This has made vast amounts of knowledge available at people’s fingertips.

Cellphones have changed how people socialize. The ability to call, text, or use messaging apps like WhatsApp or social media platforms on the go has created a new dynamic in personal relationships and social networking.

Cellphones have transformed the business world, enabling mobile work, quick decision-making, and better connectivity with clients and teams. This has also given rise to new industries, such as app development and mobile advertising.

The ability to quickly seek help through a cellphone has made it a critical tool in emergencies. It has saved countless lives by enabling fast communication with emergency services.

The cellphone has influenced culture and lifestyle. The way people consume media, share experiences, and engage with the world has been reshaped by mobile technology.

The widespread use of cellphones has raised concerns about privacy and security, leading to new discussions and regulations about data protection and surveillance.

Moreover, the use of cellphones disrupts creative thinking and productivity, bringing a lot of distraction and a false sense of closeness among people. They may seem closer, but in reality, their relationships are fragile. The Netflix movie "I Can’t Live Without You" portrays this reality by narrating the story of a man who used his cellphone almost all day, always wanted the latest cellphone release, and couldn’t bear to have his phone run out of battery, which distanced him from his wife.

The Emerge of the mobile phone

Throughout the 19th century, several attempts were made to create technology that could transmit voice through electricity. On March 10, 1876, scientist and speech therapist Graham Bell managed to make the first official telephone call. He called his assistant, Thomas Watson. This is why the date was chosen to celebrate Telephone Day.

In the beginning, calls were made through central stations operated by telephone operators, usually women, who manually connected one point of the network to another. Over time, various improvements were developed, notably the creation of the rotary dial, which eliminated the need to go through the central stations and enabled direct dialing. In the 1960s, DTMF (dual-tone multi-frequency signaling) technology introduced keypads, which made dialing easier and became the standard used today in telephone consoles.

In 1947, the first prototypes of what we now call the cellphone were developed. The great innovation was finding a way to propagate sounds emitted through electromagnetic waves rather than physical cables. From there, the technology was improved, and in the 1970s, Japan led the way by installing the first mobile phone networks. Twenty years later, portable devices became widespread, although they were still large, heavy, and had limited battery life. In 1990, the first Brazilian cellphones were activated in Rio de Janeiro.

The first generation of cellphones (1G) adopted analog standards that transmitted only voice. The second generation (2G) was based on digital encoding systems (GSM, TDMA, and CDMA) but remained primarily used for voice communication. The third generation (3G) was designed from the beginning to also transmit multimedia data. However, the smartphone revolution was only possible with the widespread adoption of the fourth generation (4G), which incorporated mobile internet access, high-definition image transmission, and video conferencing, among other features. The next step, 5G technology, promises greater bandwidth, faster download speeds, and new possibilities for integration with the so-called Internet of Things (IoT).

Trailer of netflix's movie "I can't live without you"

https://youtu.be/bN21s_Kjazw?si=rLtCI-j7nPhes08L

The Cellphone Market is Transforming

https://youtu.be/aQMug_K27IE?si=1g-QU4V2jl8f0iCy

The Phone Transformation: 1973 to 2023

https://youtu.be/Sg9nhrcrMa0?si=yGRi5tX0WJCF8r9l

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Group members: Luize Anne Dorneles, Juliana Santana e Iasmim Leite.

The 20th century was a period of profound transformations that affected virtually every aspect of human life, shaping the modern world as we know it today.

In addition to advances in technology and science, there were also several advances in medicine, such as the development of antibiotics, vaccines, and new surgical techniques that significantly increased life expectancy. Modern medicine became better able to diagnose and treat diseases, transforming public health.

The 20th century was marked by movements that fought for civil rights, gender equality, and social justice. The fight for women's rights, and civil rights for racial and ethnic minorities.

Rapid industrial and population growth throughout the 20th century had a profound impact on the environment, resulting in problems such as pollution, deforestation, and climate change. This has led to the emergence of environmental movements and an awareness of the need for sustainability.

The changes of the 20th century have had a profound and transformative impact on the lives of people around the world, shaping contemporary society and redefining the way we live, work and relate to each other. Among the most significant transformations of this period, the following stand out:

Technological advances

Globalization

Social and cultural changes

Urbanization and demographic changes

Conflicts and political transformations

Some changes of the 20th century:

Industrialization and Pollution

- Urban Growth: The 20th century was marked by rapid industrialization. Cities grew rapidly, attracting millions of people in search of work. This led to increased air and water pollution.

- Public Health: Pollution resulted in widespread health problems, such as respiratory diseases and contamination of drinking water, requiring new public health regulations.

Climate Change

- Global Warming: Increased greenhouse gas emissions due to the burning of fossil fuels began to be recognized in the last decades of the 20th century. This led to extreme weather events, such as droughts and floods, which impacted agriculture and food security.

- Population Displacement: Many communities were forced to move due to rising sea levels and environmental degradation, creating migration crises.

Conservation and Sustainability

- Environmental Movements: Awareness of environmental issues led to the emergence of significant environmental movements in the 1960s and 1970s. Books such as Rachel Carson's "Silent Spring" warned about the use of pesticides and their harmful effects.

- Environmental Legislation: This was a period in which many countries began to implement environmental legislation, such as the creation of Earth Day (1970) and laws to protect endangered species and national parks.

Technology and Innovation

- Technological Advances: The search for solutions to environmental problems led to the development of cleaner and more sustainable technologies. Renewable energies, such as solar and wind, began to emerge as viable alternatives.

- Environmental Education: With the increase in awareness, there has been a push for environmental education in schools and communities, preparing future generations to be more responsible towards the environment.

Globalization of Environmental Challenges

- International Cooperation: Problems such as deforestation in the Amazon or ocean pollution have become global issues that require international collaboration. The United Nations Conference on the Environment (Stockholm, 1972) was a milestone in this regard.

These transformations show that environmental challenges have not only altered our physical planet, but have also influenced social and economic structures, shaping a new collective consciousness about the need to take care of our planet. The fight for a sustainable future continues to be a central theme today.

"How Has the 20th Century Transformed Our Lives?"

The changes of the 20th century profoundly transformed the lives of people around the world, influencing political, economic, social, cultural and technological aspects. These transformations shaped contemporary society and continue to impact the way we live and relate to each other in the 21st century, reflecting the complexity and dynamics of the modern world.

Links:

https://youtu.be/zkQu0QNcWjA?si=fWhpz4Rl8-snCgG7

https://youtu.be/hIjg9L2NdFo?si=QtO55ruyNQgsZHNv

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HEALTH CHANGES, Davi, Bernnado, Matheus e Iago.

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Health changes in the century and their consequences today.

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Health changes in the century and their consequences today.

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Health and Transformations Throughout the 20th Century

The 20th century was a time of incredible change, especially in how we approach and understand health. From medical breakthroughs that saved countless lives to shifts in how people lived day-to-day, this era reshaped what it means to be healthy. Let’s dive into some of the key developments that had a lasting impact on our lives.

Medical Advancements

One of the most impactful aspects of the 20th century was the extraordinary progress made in the field of medicine. Imagine a world without vaccines—diseases like polio were a real threat to everyone. But thanks to the development of the polio vaccine by Jonas Salk in 1955, that fear was nearly eliminated. Smallpox, a disease that once ravaged populations, was completely eradicated by 1980 due to a global vaccination effort. And let’s not forget antibiotics. Before Alexander Fleming discovered penicillin in 1928, a simple infection could be a death sentence. Antibiotics turned the tide, making it possible to treat bacterial infections that were once fatal.

Improved Living Conditions

Alongside these medical breakthroughs, there were significant improvements in living conditions that made a huge difference in public health. Clean water and sewage treatment systems were introduced, drastically reducing the spread of diseases like cholera. The Green Revolution in the mid-20th century increased food production, which meant better nutrition for many people around the world. These changes in how we lived day-to-day were vital in improving overall health and increasing life expectancy.

Technology and Health

The 20th century also brought remarkable advancements in medical technology, which completely transformed the way we diagnose and treat illnesses. Imagine trying to diagnose a condition without the help of X-rays or MRI scans—these tools became indispensable for doctors, allowing them to see inside the body in ways that were never possible before. These advancements weren’t just about seeing what was wrong; they were about catching diseases early, which saved countless lives. Surgical techniques also improved dramatically. For example, the first successful kidney transplant in 1954 opened the door to organ transplants, which have since saved many lives.

Changes in Lifestyle

But it wasn’t just technology and medicine that changed—our lifestyles did too. As cities grew and technology advanced, many people became more sedentary, which led to a rise in chronic diseases like diabetes and heart disease. The global obesity epidemic, which emerged in the latter half of the century, was a direct result of these lifestyle changes. However, there was also a growing recognition of mental health as an essential aspect of overall well-being. New treatments for mental health conditions like depression and anxiety were developed, and society began to take steps to reduce the stigma around these issues.

Public Health Policies

Governments around the world began to realize that health wasn’t just a personal issue; it was a public one too. Many countries established national health systems that made healthcare accessible to more people. In Brazil, for example, the creation of the Unified Health System (SUS) in 1988 ensured that everyone had access to healthcare services. These public health initiatives were crucial in improving quality of life and increasing life expectancy. Vaccination programs, maternal and child health services, and efforts to control infectious diseases are just a few examples of how public health policies made a big difference.

As we reflect on these changes, it’s clear that the 20th century transformed our lives in countless ways, particularly in terms of health. Advances in vaccines and antibiotics alone saved millions of lives, eradicating diseases that once wiped out entire communities. Improved sanitation and better nutrition increased life expectancy globally. Medical technology brought hope where there was once despair, allowing for the early diagnosis and treatment of previously untreatable conditions. But these advancements also brought new challenges, such as the rise in chronic diseases linked to lifestyle changes. Public health policies and global cooperation played crucial roles in spreading the benefits of these advancements, but they also highlighted the ongoing need to address new health threats.

Globalization and Pandemics

The 20th century also showed us that health isn’t just a local issue—it’s a global one. The Spanish flu pandemic of 1918 was a stark reminder of how interconnected our world is, killing millions of people worldwide. This pandemic, and others like the HIV/AIDS crisis later in the century, showed the importance of international cooperation in tackling global health issues. The lessons learned from these pandemics laid the groundwork for how we handle health crises today.

Curiosities

The Iron Lung: Before the polio vaccine became widespread, patients with severe polio often had to rely on "iron lungs" to help them breathe. These large machines were life-saving, but also a stark reminder of the disease's devastating impact.

First Antibiotic Use: Penicillin, discovered by Alexander Fleming in 1928, was first mass-produced during World War II. It was used extensively to treat infections in wounded soldiers, drastically reducing death rates from infections that were once fatal.

Smallpox Eradication: Smallpox is the only human disease to have been completely eradicated from the world. The last known natural case occurred in Somalia in 1977, and the World Health Organization declared the disease eradicated in 1980, marking a historic victory for global health.

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The Vaccine Revolt, which took place in 1904 in Rio de Janeiro, was an important milestone in the history of Brazil. The event arose in response to a mandatory vaccination campaign against smallpox, promoted by the government. The measure generated great popular resistance due to the lack of trust in the authorities and the authoritarian way in which vaccination was imposed. In addition to highlighting discontent with the public administration of the time, the Vaccine Revolt highlighted issues about public health and the relationship between the government and the population. The episode helped shape the way health campaigns would be conducted in the future, showing the need to communicate and engage the population more effectively and respectfully. The revolt also highlighted the importance of well-structured public health policies and public trust for the implementation of disease prevention and control measures.

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CULTURAL CHANGES. Students: Ana Gabrielly de Assis Araújo e Bárbara Silva Oliveira 

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Cultural changes in the 20th century and their impact

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Cultural changes in the 20th century and their impact

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Culture is a term with a broad meaning that can indicate both artistic production and the way of life, the body of knowledge, religion and other expressions of a people. Artistic manifestations are expressions of culture through different forms of art, such as music, painting, dance, theater, literature, among others. These manifestations not only reflect the culture of an era, but can also influence and transform it.

Tropicalism was an avant-garde cultural movement that occurred in Brazil in the late 1960s in the arts, especially in music.

Characterized as libertarian and revolutionary, the tropicalist movement sought to distance itself somewhat from the intellectualism of Bossa Nova. The idea was to bring Brazilian music closer to aspects of popular culture, samba, pop, rock, and psychedelia. This open, syncretic and innovative aesthetic experience launched by the tropicalists changed not only Brazilian popular music, but the panorama of culture in general, in search of modernity in the country.

Brazil was going through times of conflict, such as the 1964 Coup, censorship, strikes, and student movements, which culminated in a dictatorial regime in the country. After the decline of Bossa Nova, MPB emerged. The "tropicalist" artists then came together with the goal of liberation and changes in the Brazilian cultural panorama.

It was greatly influenced by the concrete movement in literature and the visual arts. Over the course of a year, in addition to changes in popular music, other cultural elements were incorporated into Brazilian culture, such as the style of clothing, very similar to that of the hippies, but at the same time, with a psychedelia and a mix of colors and tones.

Artistic movements:

•Expressionism: The main idea in this movement was to highlight conflicting and difficult feelings, such as pain, anguish, violence, and depression, which were prevalent at the time. To do this, they used intense colors and distorted human forms, approaching caricature, but in this case without the humorous tone.

•Fauvism: This was a movement whose main characteristics were the use of pure colors, often used as they came out of the paint tubes; in addition to spontaneous color combinations, without any commitment to reality. They also portrayed things and people in a simple way, reducing shapes and only insinuating figures.

•Cubism: Cubism was a movement in which the main interest was in portraying reality in a fragmented way, that is, separating parts of an image and composing them again.

•Abstract art: In abstract art, artists freed themselves from the commitment to figuration, that is, they began to create images where there was no representation of any recognizable figure.

•Dadaism: A movement that sought to subvert the logic of art as a way of highlighting the insane times in which they lived.  The context was the First World War. The Dadaists sought to convey the irrational and absurd nature of the moment, and to do so they used “psychic automatism” as a resource, a way of creating based on spontaneity and chance. Other notable Dadaist characteristics are irony, disorder and criticism of the current system.

•Surrealism: The group's idea was to transfer images from the unconscious to the canvas, creating scenes that went beyond reality. They wanted to free themselves from rationalism and allow the flow of imagination, illogicality and symbolism present in the universe of dreams.

•Op art: The works of this style aimed to create abstract and geometric compositions that, depending on the angle from which they are viewed, create illusions of tremors and other oscillating shapes.

•Pop art: The idea of ​​pop art was to create a type of art that was more connected to people's daily and practical lives.  To achieve this, mass culture, present in comic books, advertising, cinema and television, was used as inspiration and creative basis. There was a critical intention in pop art, showing how everyone's lives were immersed in an industrial culture, which standardizes things and even people, such as celebrities. However, the movement ended up feeding off the very culture it sought to criticize. The main characteristics of this trend were the mass production of images, the use of silkscreen printing, references to movie stars and intense colors. It is worth mentioning that this movement contributed to driving a new phase in the artistic world, contemporary art.

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The way cultural homogenization affects individual manifestations

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The way cultural homogenization affects individual manifestations

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Culture is a dynamic and multifaceted phenomenon that is influenced by both local customs and global dynamics. This cultural process is continuously shaped by social practices that, despite changing over time, do not disappear, revealing the resilience of local cultures even in a context of increasing globalization. Currently, cultural habits are shaped by various forces, among which consumption, social distinction, mass media, and new technologies stand out.

Consumption: Contemporary culture is profoundly influenced by consumption, which is facilitated by a flexible system of producing and distributing goods on a global scale. This system promotes changes in cultural habits and marketing spaces, redefining what, how and where people consume.

Social Disparity: Another relevant factor is social distinction, which manifests itself in cultural tastes and preferences, which are often associated with socioeconomic class. These tastes serve to distinguish and identify different social groups, thus reinforcing the notion of identity within a given class.

Mass Media: Mass media also play a crucial role in shaping and transforming cultural habits. They reach millions of people with the goal of informing, entertaining, and educating, influencing cultural perceptions and behaviors on an unprecedented scale.

New Technologies: The insertion of new technologies, promoted by globalization, has transformed the forms of communication and interaction. These technologies enable new forms of relationship between people and the means of production, facilitating exchanges, transactions and negotiations at a global level.

With economic, political, social and cultural interconnectedness at a global level, the debate about the existence of a "global culture" has arisen. Some theorists suggest that globalization leads to cultural homogenization; however, the reality is more complex. Societies appropriate so-called "global culture" in a variety of ways, which prevents a total cultural standardization. Instead, we observe cultural hybridity, where global elements are combined with local practices and traditions.

In response to the pressures of globalization, social minorities often nurture the idea of identity as a way of seeking recognition and social insertion. This is particularly evident when major economic or social transformations affect these groups, leading them to reaffirm their cultures and traditions as a means of resistance. An example of this cultural resistance is the hip-hop movement, which emerged as a form of expression for marginalized communities. Hip-hop is more than a musical style; it is a social and cultural movement that spreads the "voice of the periphery", promoting a philosophy of life that questions established social structures.

The concept of cultural hegemony, proposed by Antonio Gramsci, is relevant in this context. Gramsci argues that the domination of one social class over another takes place not only through coercion, but also through ideological persuasion. Cultural hegemony is therefore a form of control that operates at the level of ideas and values, influencing the cultural practices and beliefs of a society.

In this way, while consumption and mass communication drive cultural change, cultural resistance and the search for identity continue to play crucial roles in preserving cultural diversity. Thus, local cultures coexist and transform in the face of global dynamics, resulting in a diverse and constantly evolving cultural mosaic.

MORE INFORMATION:

https://youtu.be/1FCihq5n-hE?si=FlM2549aLq2QIqyR

https://youtu.be/wQeHs4YVeug?si=jdyoG_1bsg5fPFqC

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Work is the set of activities carried out with a determined final objective. These activities can be carried out in groups or individually. Each society has a different way of giving meaning to work. Some considerations are good, while others are not. This is because this notion is based on the historical, political, social and economic characteristics of each society. Since the beginning of humanity, work has always been a fundamental need for survival. In primitive societies, labor activity was directly linked to subsistence, with tasks such as hunting, gathering and rudimentary agriculture taking up a large part of the communities' time. The division of labor was simple, based on immediate needs and available basic skills. In addition, there was also a sexual division of labor. While men were responsible for going out in search of game, women were responsible for protecting the camps and taking care of children and elders. Over time, the work evolved and diversified. This process of transformation, driven by social, technological and economic changes.

If you are interested, I will leave some other recommendations If you are interested, I will leave some other recommendations below:

https://youtu.be/hCfcljXGIVg?si=rT2D4rkyzn5JL8xy

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Students: Antony Oliveira, Ayrton Mota, Maria Eduarda Ramos and Yasmin Lacerda.

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Changes Caused By The Revolution Of Work During The 20th Century

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Changes Caused By The Revolution Of Work During The 20th Century

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Some Curiosities:

• The word work derived from the Latin, tripalium, which means “three pauses”. The term was used to name an instrument of torture, formed by three crossed wooden stations.

• One of the first significant movements was led by workers in Australia in 1856, and the famous phrase "eight hours' work, eight hours' play, eight hours' rest" was popularized during this period. The adoption of this journey only began to become a reality in several countries after the First World War.

• The concept of "lifelong learning" has become fundamental. Constant technological evolution requires professionals to be in a continuous process of acquiring new skills to remain relevant.

• During the Industrial Revolution, child labor was a common practice. Children were often employed in factories, mines and other industries, often in dangerous conditions and for long hours. This practice was one of the reasons for the emergence of union movements that demand better working conditions and the separation of child labor.

• The first legally mandated minimum wage was created in New Zealand in 1894. The aim was to ensure that workers received fair compensation for their work, allowing them to live with dignity. The idea was shared around the world and is now a common practice in many countries.

• During World War II, many women entered the workforce to replace men who had been called up for war. This marked a significant shift in social norms and the perception of women's role in society, propelling the women's rights movement for decades to come.

• During the pandemic, healthcare workers in Brazil in 2021, including nurses, doctors and other professionals, held protests in various parts of the country, demanding better working conditions, payment of back wages and greater recognition for the essential work they performed. In some cases, professionals faced strenuous working hours, a lack of protective equipment and constant exposure to the virus.

• In March 2023, France was the scene of large demonstrations against the pension reform proposed by Emmanuel Macron's government, which increased the minimum retirement age from 62 to 64 years. Unions organized strikes and mass demonstrations, resulting in strikes in several cities and sectors, including public transport and garbage collection.

• The arrival of the internet and digital technologies caused a new revolution in work, drastically changing the way people work. The concept of “home office” or remote work, which has grown significantly during the COVID-19 pandemic, is a clear example of how work is transforming in a digital era.

These points show how work has evolved over the centuries and continues to change, shaping societies and economies in significant ways. For more details, you can access the links below:

• https://www.gazetadopovo.com.br/economia/colunistas/talento-em-pauta/revolucao-no-trabalho-influencias-e-melhorias-ao-longo-do-tempo-dxz7huccwjl6h2hwfwa2dyxji/

• https://youtu.be/qBERxM5fzWg?si=0EOKeEziutTIbV5g

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The Evolution of Work (mainly in the 20th century)

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The Evolution of Work (mainly in the 20th century)

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The evolution of work in the 20th century completely shaped and transformed the society we live in. In the past, people worked in agriculture, mining, etc. (primary sectors in general). However, the Industrial Revolution, which was very strong during the transition period between the 19th and 20th centuries, changed this scenario, and a large number of people moved to big cities, where factories and industries emerged.

The introduction of new technologies, such as electricity and new means of transportation, changed the mode of production and also increased efficiency. It also raised questions about working conditions, leading to the emergence of a labor movement that fought for rights such as better working hours, better conditions, and increased safety.

Work changed even more in the 1930s and 1940s, from the economic crisis to World War II. The demands of work during wartime challenged social norms, attracting a large number of women to the workforce.

In the post-war period, many Western countries entered an era of economic prosperity, with a growing middle class and increasing consumption. Jobs diversified as new occupations and roles were introduced in technology industries.

In the second half of the 20th century, globalization began to affect the labor market. Companies changed the way work was done and started outsourcing work to countries with cheaper labor. Additionally, the advancement of information technology ushered in a new era with the advent of computers and the Internet, which completely changed the way people work and communicate to this day.

Historical Evolution of Work (Video)

https://www.youtube.com/watch?v=YjFE2OxIg6I

The Evolution of Work (Video)

https://www.youtube.com/watch?v=3JAKKaFlvCE

A Brief History of the Evolution of Work

https://medium.com/withpropel/a-brief-history-of-the-evolution-of-work-16d59dfc7a95

TimeLine: Work of History

https://nossoensinomedio.org.br/wp-content/uploads/2021/04/IET_FGB_infografico-final.pdf

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Colégio Yolanda Dias Rocha Alunos:José Eduardo e Pedro Henrique                                                                                    As technology has been advancing and how it has affected humanity                                                                                                                                                                                                                         

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Colégio Yolanda Dias Rocha Alunos:José Eduardo e Pedro Henrique                                                                                    As technology has been advancing and how it has affected humanity                                                                                                                                                                                                                         

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The 20th century was a period of unprecedented technological transformation, profoundly shaping the way we live today.

This century saw advances that revolutionized communication, transportation, medicine, and almost every aspect of everyday life.

Inventions such as the automobile and airplane have made the world more connected and accessible. Electrical energy is supplied throughout the world, enabling factories, entire cities, and new home technologies to operate. Communication was another area that underwent drastic transformations.

The telephone, radio and, later, television changed the way information was transmitted and consumed, while the invention of the computer and the internet at the end of the century laid the foundations for the digital age we live in today. These innovations have transformed the way we learn, learn and relate to others. Furthermore, the 20th century was the scene of medical advances that increased life expectancy and improved quality of life.

The discovery of antibiotics, vaccines, and the development of technologies such as X-rays and magnetic resonance imaging, for example, revolutionized the field of medicine. The technological innovations of the 20th century continue to profoundly influence our lives in the 21st century.

Exemple: https://youtu.be/dCDgwartftA?si=U0R-_K8vt-f0qg5E

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evolution of radio 📻🤎

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Health technology has significantly transformed the way diagnoses, treatments and medical care are carried out. With advances such as artificial intelligence, telemedicine and big data analysis, healthcare professionals can offer more accurate diagnoses and personalized treatments. Telemedicine, for example, allows patients to be seen remotely, increasing access to healthcare, especially in remote areas. Additionally, wearable devices constantly monitor patients' health, providing real-time data that helps prevent disease. Technology also accelerates medical research, facilitating the discovery of new medicines and treatments, making medicine more efficient and accessible.

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Technology in education is revolutionizing learning, making it more accessible, interactive and personalized. Online teaching platforms allow students from anywhere in the world to access high-quality courses and materials. Tools such as educational apps, interactive videos and augmented reality enrich the learning experience, making it more engaging. Furthermore, artificial intelligence makes it possible to personalize teaching, adapting content to the pace and needs of each student. Technology also facilitates collaboration between students and teachers, through communication tools and learning management platforms, promoting a more dynamic and connected educational environment.

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How Has the 20th Century Transformed Our Lives with to the television?

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How Has the 20th Century Transformed Our Lives with to the television?

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Colégio Yolanda Dias Rocha

Aluna: Jemima Freire

Television had a transformative impact in the 20th century, profoundly changing the way people lived, related and interacted with the world around them. Its ability to transmit information in real time led to a revolution in access to news. Important historical events, such as wars, elections and even moments of celebration, began to be watched live, which significantly shaped people's perception of what was happening around the world. TV not only informed, but also connected people with events, creating a sense of proximity and involvement.

Entertainment was another area that underwent radical changes. Before television, forms of leisure were more limited, such as radio, theater or cinema. With TV, families began to have constant entertainment at home. Variety shows, soap operas and films transformed daily habits, making television the center of family life. It offered a diversity of content accessible to everyone, which democratized leisure.

A significant impact was in the areas of advertising and consumption. Television opened up a new market for advertisers, becoming a powerful platform for influencing people’s purchasing behavior. Commercials created a culture of mass consumption, encouraging people to buy products they saw advertised. This led to the emergence of a more consumerist society, in which advertising shaped trends and values.

Culturally, television also played an important role in the dissemination of cultures and ideas. It made it possible to come into contact with different ways of life, customs and ways of thinking from different parts of the world, helping to create a kind of global culture. However, this cultural globalization was not without its critics, as some local traditions were overshadowed by Western values ​​prevalent in TV programs.

Politically, television redefined the way leaders communicated with the public. Election campaigns became focused on television, and live debates became key to shaping public opinion. Politicians now had to master visual language and charisma in front of the cameras to win over voters, changing the dynamics of elections and politics in a way never seen before.

However, television brought challenges. It changed the time spent by families, who began to spend more time in front of the screen, reducing social interaction and other activities such as reading and physical exercise. Even so, throughout the 20th century, television consolidated its role as one of the most influential means of communication, shaping behaviors, values ​​and even the economy, being one of the great landmarks of modernity.

In recent years, television has been gradually augmented by new media such as the internet and streaming platforms. People now seek out content on demand on services such as YouTube, Netflix and social networks, which offer greater personalization and interactivity. Traditional television, once the center of home entertainment, is losing ground to these more flexible and dynamic formats that allow viewers to watch what they want, when they want. The change reflects a new era of media consumption, faster and more accessible.

Television has been a huge part of my life, especially during my childhood. Much of who I am today has been shaped by it, even if it wasn’t my choice. The programs and stories that I have seen on TV have influenced my tastes, habits and the way I see the world. It has undoubtedly been a constant and formative presence, contributing to my outlook on life. Even though it is no longer a part of my life today.

Link to a video about the history of television:

https://youtu.be/fYpWYJ3f7Jw?si=pt_X2Dk9qNzS73z_

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Technology in agriculture is boosting productivity and sustainability in the field. Using drones, sensors and GPS, farmers can monitor their crops in real time, identifying areas that need more water, nutrients or protection from pests. Precision agriculture allows the exact application of inputs, reducing waste and environmental impacts. Additionally, autonomous agricultural machines are modernizing field work, increasing efficiency and reducing the need for intensive labor. The use of big data and artificial intelligence also helps farmers make informed decisions by predicting weather patterns and optimizing crop planning. These innovations are transforming agriculture into an increasingly technological and sustainable sector.

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The COVID-19 pandemic has accelerated the advancement of technology in several areas, quickly transforming the way people work, communicate and access services. The need for social distancing has driven the mass adoption of remote working, with video conferencing tools, online collaboration and project management platforms becoming essential. In healthcare, telemedicine gained prominence, allowing patients to be seen remotely, while artificial intelligence helped accelerate research into vaccines and treatments. Education has also adapted, with distance learning and digital learning platforms allowing classes to continue. Furthermore, the digitalization of public and private services, such as e-commerce and digital payments, has grown exponentially, changing consumption habits and facilitating access to goods and services during isolation. These technological advances will not only mitigate the effects of the pandemic, but will also have a lasting impact on global societies and economies.

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Although technology brings numerous benefits, its harms are also significant and deserve attention. Excessive use of electronic devices can lead to health problems, such as sleep disorders, vision problems and a sedentary lifestyle, as well as contributing to increased anxiety and stress. Technological dependence can weaken social skills and the ability to concentrate, especially among young people, who spend much of their time online. Furthermore, constant exposure to social media can fuel harmful social comparisons, negatively impacting self-esteem. In the workplace, permanent connectivity can lead to exhaustion and burnout, as the boundaries between personal and professional life become less clear. Another problem is privacy, with the increase in digital surveillance and massive data collection, which raises ethical questions about the use and protection of personal information.

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  work, as an imposing figure in everyone's life, takes on a place of exclusivity resulting from the survival that demands it.

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The work revolution is an ongoing phenomenon that has been characterized by an improvement in the quality of life over generations. The search for improvements has a direct impact on quality and life expectancy.

As Karl Marx states:

 "when we speak of work, we are immediately speaking of man as himself."

Work is what has shaped people's lives over the years, especially with technological and economic transformations.

The advancement of technology also influences daily life and has brought a new premise by adding a new form of presence in the world. With it, new needs have been created, many jobs with different demands and spaces of integration for all people.

In the end, because it is an aspect of our lives and is related to mental and physical effort, work affects other facets of our lives.

for those interested in seeing research on burnout in health professionals in Africa:

https://search.app/HLfH8Qzgnfgizznn6

also an assessment of the psychosocial aspects of work:

https://search.app/2TJBB5MS4bzuPqdz9

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Evolution of the Internet During the 20th Century

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Evolution of the Internet During the 20th Century

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The Evolution of the Internet in the 20th Century

1960s - 1970s: The Beginnings

1960s: The concept of an interconnected computer network was initially proposed by scientists and engineers. In 1969, ARPANET, funded by DARPA (Defense Advanced Research Projects Agency of the US), became the first network to connect multiple systems. It used a method called "packet switching" to send data, which is one of the fundamental principles of the modern Internet.

1970s: During this decade, ARPANET grew and new protocols were developed. The TCP/IP protocol, developed by Vinton Cerf and Robert Kahn, became the standard for networks, allowing communication between different networks and forming the foundation of the modern Internet.

1980s: The Dawn of the Internet

1980s: The Internet began to take shape with the creation of networks like NSFNET (a network funded by the National Science Foundation in the US) which replaced ARPANET as the main academic network. Additionally, domains like ".edu" were created for educational institutions, while ".com" began to be used for businesses.

1983: TCP/IP was officially adopted as the communication standard for ARPANET, consolidating the architecture of the Internet. At this time, the Internet was still predominantly used by academics and researchers.

1990s: The Commercial Revolution and Popularization

1991: Tim Berners-Lee, a Swiss physicist, developed the World Wide Web (WWW), a layer over the Internet that allows the creation and navigation of websites. The WWW made the Internet accessible and useful to the general public, facilitating the publishing and retrieving of information through web browsers.

1993: The launch of the Mosaic browser, and later Netscape Navigator, made web navigation much more accessible and intuitive for ordinary users. This helped popularize the Internet.

1995: The Internet was deregulated in the US, allowing Internet Service Providers (ISPs) to start offering commercial access to the public. This event marked the beginning of the commercial Internet era.

2000s: The Era of Web 2.0

2000s: The concept of Web 2.0 began to take shape, characterized by active user participation in content creation. Social networking sites like Facebook, Twitter, and YouTube began to gain popularity, allowing users to share information and interact in new ways.

2007: The launch of the iPhone by Apple revolutionized mobile Internet access, making it easier to browse anywhere and anytime.

Impact on People's Lives

The evolution of the Internet had a profound impact on people's lives:

1. Communication: The Internet transformed how we communicate, enabling instant messaging and video calls with anyone in the world. Social networking platforms changed the dynamics of personal relationships and communication.

2. Information and Education: Access to information became much easier and faster. The Internet democratized access to knowledge, with educational resources available to anyone with an Internet connection.

3. Work and Economy: The Internet enabled the rise of new industries and the transformation of existing ones. E-commerce, remote work, and digital startups became common, changing the nature of work and the global economy.

4. Entertainment: The way we consume entertainment changed with streaming of videos, music, and online games. Platforms like Netflix and Spotify offer access to a vast range of on-demand content.

5. Society and Culture: The Internet influenced global culture, allowing trends to spread quickly and social movements to gain visibility. Digital culture and cultural globalization are significant phenomena resulting from this transformation.

In summary, the 20th-century Internet laid the groundwork for the modern digital age, profoundly altering the way we live and interact. Each decade brought new possibilities and challenges, shaping the world in ways that were unimaginable at the century's start.

How Has the 20th Century Transformed Our Lives?

The 20th century revolutionized our lives through rapid technological advances, major medical breakthroughs, significant social changes, and globalization. Innovations in communication and technology, like the internet and smartphones, transformed how we connect and access information. Advances in medicine improved health and increased life expectancy. Social movements reshaped societal norms and equality, while globalization interconnected economies and cultures, influencing nearly every aspect of daily life.

🎥 Documentário - Meio século de internet:

https://youtu.be/VkxgWjWDi2A?si=fUlADU34DM0hKK8U

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Colégio Yolanda Dias Rocha

Professora: Jessica Lopes

Alunos: Joás Nicolas, Kadison Guilherme, Tailon Silva e Yuri Cauã

Sustainability and Urban Development:

Sustainability and urban development are deeply intertwined and are becoming increasingly essential in the context of modern cities. As urban areas expand and the world’s population grows, the search for a balance between human needs and environmental preservation becomes crucial.

Sustainable urban development aims to create cities that are not only livable, but also resilient and ecologically balanced. This starts with efficient urban planning that promotes mixed land use to reduce long commutes and foster more integrated communities. In addition, the inclusion of green spaces, such as parks and gardens, is essential to improve air quality and provide spaces for recreation and well-being for residents.

Social justice and inclusion are fundamental aspects of sustainable urban development. Ensuring that all citizens, including vulnerable populations, have access to the benefits of development is essential. This requires a deliberate effort to involve local communities in the planning and decision-making process, ensuring that their needs and concerns are adequately addressed.

In short, integrating sustainable practices into urban development is crucial to creating cities that are not only livable and efficient, but also resilient and inclusive. Striking a balance between growth and environmental conservation is an ongoing challenge, but it is essential to ensure a more sustainable future for future generations.

Contemporary Challenges in Urban Development:

Contemporary challenges in urban development reflect the increasing complexity of modern cities and the urgent need for innovative and sustainable solutions. As urban areas expand and the global population continues to grow, cities face a number of interconnected problems that require attention and coordinated action.

One of the main challenges is rapid urbanization and the disorderly expansion of cities. Rapid urban growth can lead to the creation of informal settlements and slums, where living conditions are poor and access to basic services such as clean water and sanitation is limited. This disorderly expansion also overburdens existing infrastructure, resulting in congestion, pollution and environmental degradation.

In addition, the issue of social justice and inclusion is central. Urban growth often exacerbates social and economic inequalities, creating disparities in access to services and opportunities. Ensuring that all residents, especially marginalized groups, have access to adequate housing, public services and economic opportunities is essential to promoting equity and social cohesion in cities.

In short, contemporary challenges in urban development are complex and multifaceted, requiring an integrated approach that combines innovative solutions, effective policies and community participation. Addressing these challenges effectively is essential to creating cities that are resilient, inclusive and sustainable, ensuring a better future for all their inhabitants.

Future of Cities: Innovations and Technologies:

The future of cities is being shaped by a series of innovations and technologies that promise to profoundly transform the way we live and interact with urban environments. As urbanization advances and urban challenges become more complex, these innovations offer solutions to create more efficient, sustainable and resilient cities.

One of the most promising areas is information and communication technology (ICT). Smart cities are becoming a reality with the integration of sensors and connected devices that collect and analyze data in real time. This data helps to optimize resource management, improve urban mobility and increase the efficiency of public services. For example, traffic monitoring systems can adjust traffic lights to reduce congestion, while air quality sensors can alert residents to pollution and help implement remedial measures.

Urban mobility is being revolutionized by innovations such as electric and autonomous vehicles. The increasing adoption of electric vehicles contributes to reducing pollutant gas emissions and improving air quality in cities. Furthermore, autonomous vehicles have the potential to transform urban transport, offering new solutions for traffic management and potentially reducing accidents caused by human error. Public transport systems are also being modernized by incorporating more efficient management and payment technologies, such as electronic ticketing and mobility apps.

In short, the future of cities will be shaped by a combination of emerging technologies and innovations that promise to improve urban quality of life, promote sustainability and strengthen the resilience of urban areas. As these technologies evolve, they offer opportunities to create more connected, intelligent and adaptive urban environments, responding effectively to contemporary challenges and preparing cities for a more sustainable and inclusive future.