Advanced Earth Day-themed Crossword Puzzle
Listed Items
- 1.  Process of using something again
 
- 2.  A material that does not rust and can be used for many purposes
 
- 3.  A plant with a thick stem and many branches
 
- 4.  Decomposing plant material used to enrich soil
 
- 5.  The air that is all around us
 
- 6.  Essential for all living things
 
- 7.  Contamination of air, water, or land
 
- 8.  The natural world, including plants, animals, and the environment
 
- 9.  A place with trees and plants that grows naturally
 
- 10. Home planet