Earth Day Crossword

Advanced Earth Day-themed Crossword Puzzle

1. Often used in place of glass, metal, and wood
2. A gas which absorbs harmful UV radiation
3. A structure that traps heat from the sun to create a warm environment to grow plants
4. The loss of trees due to human activity
5. The process of making land, water, air, or other parts of the environment dirty and not safe or suitable to use
6. Area that offers necessary resources
7. Decomposing organic material used to fertilize plants and improve soil structure
8. A mixture of gases that make up the Earth's atmosphere
9. The typical weather patterns of a region
10. The physical universe, including plants, animals, and landscapes
11. The basis of all organic molecules
12. A thin layer of air that surrounds a planet
13. A natural movement of air in the atmosphere
14. On the brink of extinction
15. Fith largest planet in the solar system
16. A large area of land that is densely covered with trees
17. Produced by a living organism
18. Transforming waste into new items
19. A tall perennial woody plant with a single main stem and many branches
20. A natural resource used for drinking, irrigation, and recreation