Excessive groundwater pumping (mining) depletes aquifers and can even damage infrastructure. To combat freshwater depletion, solutions include desalination (removing salt from seawater) to increase supply, and conservation methods to reduce demand. In agriculture, this means efficient irrigation and choosing drought-tolerant crops. Industries can use less water in their processes, and individuals can conserve water by watering lawns at night, using xeriscaping (low-water plants), and fixing leaks.

Toxic chemicals, organic (like plastics) or inorganic (like heavy metals), can also pollute water. Sediment from erosion due to human activities like farming fills waterways, while thermal pollution results from using water for industrial cooling and returning it at a higher temperature. Biological pollution introduces disease-causing organisms. Solutions include preventing pollution through better practices and treating water through home filters or large-scale municipal plants. Egypt, especially reliant on the Nile, faces water pollution challenges.

Air pollution consists of harmful particles and chemicals like smog and ozone. Car exhaust, factories, and burning crops are all major contributors. Cairo, Egypt, suffers greatly from air pollution due to traffic, burning practices, and industry. The government is working on creating eco-friendly zones to reduce this.

Land pollution happens when chemicals, waste, or erosion contaminate the soil. Pesticides, landfills, and poor farming practices are all culprits. Improper waste disposal and the Aswan High Dam have both played a role in land degradation in Egypt.

Water pollution occurs when harmful substances like chemicals, sewage, or runoff enter water bodies. Factories, farms, and inadequate sewage treatment all contribute.

The Nile River is especially affected by industrial waste, agricultural runoff, and untreated sewage from Egypt's growing population.

Egypt's energy mix is dominated by fossil fuels, particularly oil and natural gas, but the country has a significant potential for renewable energy, especially solar and wind power. The government aims to increase the use of renewables but faces challenges like high upfront costs.

Nuclear power is another source Egypt is exploring to meet its growing electricity demand. The country's first nuclear plant is under construction, but there are concerns about safety, waste disposal, and proliferation risks.

The discovery of the giant Zohr natural gas field has been a game-changer for Egypt, allowing it to achieve self-sufficiency in natural gas and improve its energy security. However, production is declining, and new exploration and investment are needed to ensure its long-term role in Egypt's energy mix.

Global warming, the rising average temperature, is a key aspect of climate change. Evidence of this warming includes rising temperatures, changes in precipitation patterns, melting glaciers, and rising sea levels. Scientists study climate change through measurements, past climate clues, and future predictions.