Advanced Earth Day-themed Crossword Puzzle
Listed Items
- 1. Can be found in oceans, lakes and rivers
- 2. The color of a four-leaf clover
- 3. Substances that make air, water, or land dirty
- 4. The sun's energy source
- 5. Home planet
- 6. A layer of the atmosphere that protects us from harmful UV rays
- 7. A current of air moving in a particular direction
- 8. Process of using something again
- 9. A large area of land with many trees