Across
- 3. something that is good for the environment
- 5. to use less of something
- 9. When there is not enough clean water for people and nature
- 11. when fertile land slowly turns into desert
- 12. when a type of animal or plant completely dies out. to go ...
- 13. make dirty
- 14. the top layer of the ground where plants grow
- 16. Long periods with very little or no rain
- 17. long-term changes in Earth's weather
- 18. when too much water covers land that is usually dry
- 19. places or things where something comes from
- 20. area where a species lives
Down
- 1. It helps many people travel around a city in an affordable and eco-friendly
- 2. when a type of animal or plant is at risk of disappearing forever
- 4. cutting down large areas of forest
- 6. the variety of all living things in an area
- 7. to make something happen
- 8. waste
- 10. The amount of nature a person, group, or country uses to live.
- 15. something that can be replaced naturally