- What percentage of the Earth’s water is fresh and accessible for human use?
- Which gas is primarily responsible for the greenhouse effect and global warming?
- What is the term for the process of reducing waste by reusing, recycling, and composting?
- Which renewable energy source uses sunlight to generate electricity?
- What is the main cause of acid rain, which damages ecosystems and buildings?
- Which type of pollution is caused by the release of chemicals and waste into water bodies?
- What is the name of the layer of the atmosphere that protects us from most of the sun’s harmful ultraviolet rays?
- Which endangered species is known for its slow movement and is often called a “living fossil”?
- What is the term for large-scale planting of trees to absorb carbon dioxide and combat climate change?
- Which global agreement aims to reduce carbon emissions and combat climate change?
Answers:
- About 2.5-3% (of all Earth’s water) is fresh water, but only a small fraction is accessible.
- Carbon dioxide (CO₂)
- Waste management or recycling and composting
- Solar energy
- Emissions of sulfur dioxide and nitrogen oxides from burning fossil fuels
- Water pollution
- Ozone layer
- The coelacanth or certain species of turtles or whales (accept any endangered species)
- Afforestation or reforestation
- The Paris Agreement