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      <title>Electronic waste by Annabel York</title>
      <link>https://padlet.com/ay50269/cggn43e9xnjp4o54</link>
      <description></description>
      <language>en-us</language>
      <pubDate>2023-03-30 13:26:51 UTC</pubDate>
      <lastBuildDate>2025-10-30 14:12:46 UTC</lastBuildDate>
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         <title>History of computers</title>
         <author>ay50269</author>
         <link>https://padlet.com/ay50269/cggn43e9xnjp4o54/wish/2591464745</link>
         <description><![CDATA[<div>The history of computers began with primitive designs in the early 19th century and went on to change the world during the 20th century.The history of computers goes back over 200 years. At first theorized by mathematicians and entrepreneurs, during the 19th century mechanical calculating machines were designed and built to solve the increasingly complex number-crunching challenges. The advancement of technology enabled complex computers by the early 20th century, and computers became more popular and powerful. The designs of computers today are almost unrecognizable from that of the 19th and 20th centurys huge computers that occupied whole rooms, such as ENIAC or the Electronic Numerical Integrator and Calculator. Computers were first used for&nbsp; calculations. Eniac, for example, was used during WWII by the US Army Ballistics Research Laboratory in calculating the projectile trajectories of explosive shells.&nbsp;</div><div>Douglas Engelbart reveals a prototype of the modern computer at the Fall Joint Computer Conference, San Francisco. His presentation, called "A Research Center for Augmenting Human Intellect" includes a live demonstration of his computer, including a mouse and a graphical user interface (GUI). This marks the development of the computer from a specialized machine for academics to a technology that is more accessible to the general public. These technological devices include cell phones, iPads, laptops, pc’s, and many others.</div>]]></description>
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         <pubDate>2023-05-15 14:57:46 UTC</pubDate>
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         <title>Human impacts</title>
         <author>ay50269</author>
         <link>https://padlet.com/ay50269/cggn43e9xnjp4o54/wish/2591466109</link>
         <description><![CDATA[<div>Computer can bring people closer together and facilitate contacts between them using Email, Chatting, Videoconferencing, Mobile Phones and Social Medias. It saves time, efforts and money compared with letters used, before making influence of computers in human life. Though it is very convenient it also brings harm. It decreases employment and mental health aswell as physical health. Consequently using tech too much can lead to issues such as carpal tunnel from preforming the same motion–such as clicking a mouse–many times, neck, shoulder, and back pain due to poor posture and improper furniture, and headaches and eyestrain from using it too often. The growing use of laptop computers has caused more pains, strains and injuries among computer users.</div><div><br></div><div>Laptop computers were designed to be used for short periods of time when a person couldn’t access a desktop computer. But these days many people use a laptop all the time.</div><div><br></div><div>The problem is that the monitor and keyboard of a laptop are very close together. To position the monitor at the right height for your back and neck causes you to lift your arms and shoulders too high. But to position the keyboard at the best height for your arms and shoulders, you must hunch your shoulders and neck to see the monitor.</div><div><br></div>]]></description>
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         <pubDate>2023-05-15 14:58:45 UTC</pubDate>
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         <title>Environmental Impacts</title>
         <author>ay50269</author>
         <link>https://padlet.com/ay50269/cggn43e9xnjp4o54/wish/2591467990</link>
         <description><![CDATA[<div>Today, in the 21st century computers are a fundamental part of daily life. At home, at work and on the go, computers are quickly evolving.&nbsp; Computers have many positive effects on lives, however, they also place a large strain on the environment.</div><div><br></div><div>The production of computers creates pollution. The manufacturing of computers requires a large amount of fossil fuels and chemicals. Despite the fact that computers continue to decrease in size, computers still require 10 times their weight in chemicals and pollutants during manufacturing. The pollution created by computer production is harmful to the health of those living in close proximity to manufacturing facilities which expel harmful chemicals and pollutants into the air.</div><div><br></div><div>Changing technology and computer breakdowns lead to millions of tons of waste in discarded computers each year. An estimated 50 million tons of electronic waste are discarded each year. Most of these discarded computers are sent to landfills overseas in Africa, China, India, Vietnam and the Philippines. There are entire regions in these countries that are polluted due to computer waste. Computers contain heavy metals like lead and toxic chemicals that pollute the soil and contaminate groundwater when they are dumped into landfills. Runoffs from these landfills can contaminate water used for drinking and bathing, exposing people to dangerous chemicals.</div><div><br><br><br></div>]]></description>
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         <pubDate>2023-05-15 14:59:59 UTC</pubDate>
         <guid>https://padlet.com/ay50269/cggn43e9xnjp4o54/wish/2591467990</guid>
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         <title>Economical and Political Impacts</title>
         <author>ay50269</author>
         <link>https://padlet.com/ay50269/cggn43e9xnjp4o54/wish/2591470121</link>
         <description><![CDATA[<div><br>At the time of publication, approximately 1.3 billion people worldwide own personal computers. In the United States, roughly 164 million people own computers. Computers used for business and personal use put an enormous strain on the electrical grid. The average PC uses 746 kilowatts of power each year, requiring more power than a refrigerator, which uses only 500 kilowatts. Computers add to the strain on power plants to produce enough energy to power the world. The costs of this excessive energy use exceeds that of 130 BILLION dollars per year. The production of energy creates pollution and emissions. The amount of electricity needed to power computers contributes to the millions of tons of greenhouse gases that are emitted into the atmosphere each year.&nbsp;</div><div><br></div><div>Computers also contribute to energy waste. Waste creates needless pollution that could be saved each year if businesses and households would shut down their computers and power off their monitors when they are not using them. U.S. businesses waste approximately 1 billion dollars each year in electricity used to power computers and monitors left on after hours. Putting your computer on standby or letting your monitor go into sleep mode also creates energy waste, as these modes still require power. Even leaving your computer plugged in while it is shut down will draw a small amount of power from your electrical outlet. This energy waste translates into greenhouse excess gases that contribute to pollution and global climate change.</div><div>Political issues</div><div><br></div><div>Tech plays a huge role in politics. From online campaigning, debates, social media, and email, to fundraising, it has been an important driver to many people’s rise to the presidency. Using such functions, like Youtube candidates can campaign for free and without any interference from mainstream media. There’s a large spread of campaigns because of the internet's easy access from anywhere at any time. Social media can be used to heavily influence voters' choices and split people apart. Misinformation is easily spread since anyone can post almost anything. Other countries can also play a part in the political ordeals of other countries and turn the tide one way to their advantage.</div><div><br></div>]]></description>
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         <pubDate>2023-05-15 15:01:36 UTC</pubDate>
         <guid>https://padlet.com/ay50269/cggn43e9xnjp4o54/wish/2591470121</guid>
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         <title>Solution to the Problem</title>
         <author>ay50269</author>
         <link>https://padlet.com/ay50269/cggn43e9xnjp4o54/wish/2591473971</link>
         <description><![CDATA[<div>We can keep devices until they break. Afterward, we can recycle the devices in order to slow down the waste of rare minerals. We can use proper furniture to prevent posture issues. We can implement more energy-efficient tech in order to slow down energy waste and demand which brings harm to the environment. We can restrict interference and misinformation online.&nbsp;We can reduce energy use and save money, power, and the environment.</div>]]></description>
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         <pubDate>2023-05-15 15:04:21 UTC</pubDate>
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         <title></title>
         <author>ay50269</author>
         <link>https://padlet.com/ay50269/cggn43e9xnjp4o54/wish/2593454495</link>
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         <pubDate>2023-05-16 17:27:02 UTC</pubDate>
         <guid>https://padlet.com/ay50269/cggn43e9xnjp4o54/wish/2593454495</guid>
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         <title>Mental Health Effects</title>
         <author>ay50269</author>
         <link>https://padlet.com/ay50269/cggn43e9xnjp4o54/wish/2597664837</link>
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         <pubDate>2023-05-19 14:12:46 UTC</pubDate>
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