Environment

1. When forests are cut down and not replaced.
6. Turning used things into new things to protect the planet.
10. layer A layer in the sky that helps protect us from the sun's harmful rays.
11. quality How clean or dirty the air is.
12. The place where plants and animals live.
13. energy Energy that comes from never-ending sources like the sun or wind.
14. How plants, animals, and the land work together.
15. The world around us with trees, animals, and oceans.

2. fuels Materials like oil, coal, and gas that can't be replaced and contribute to pollution.
3. Things we get from nature, like water, wood, and minerals.
4. Animals and plants that live in their natural habitats.
5. When dirty, harmful things mix with clean air, water, or land.
7. change Long-term changes in the planet's weather patterns.
8. Taking care of the environment and protecting living things.
9. footprint A measurement of how much pollution is caused by something or someone.