1. What is global warming?
Global warming is the gradual increase in the average temperature of the Earth's surface.

2. How could global warming affect plants and animals?
Global warming could cause rising temperatures that might lead to the extinction of plants and animals.

3. Who takes the main responsibility for global warming?
Humans are mostly to blame for global warming due to pollution from factories and cars.

4. Where do greenhouse gases come from?
Greenhouse gases come from pollution created by factories, cars, and other human activities.

5. How do greenhouse gases contribute to global warming?
Greenhouse gases trap the sun’s heat in the atmosphere, similar to how a greenhouse works, causing the Earth to become warmer.