Across
- 2. Large plants that provide oxygen
- 6. Something you shouldn't do with your rubbish
- 8. Too many people in an area
- 10. A product used to aid the growth of plants
- 12. The largest water source in the world
- 13. The variety of life in an area
- 14. Stringy plant that grows on the ground
- 15. A material that takes thousands of years to decompose
Down
- 1. The introduction of harmful materials into the environment
- 3. Re-using material to create new things
- 4. A living organism that isn't a human
- 5. The destruction of a forest/large area of trees
- 7. An environmental event that results in a lack of water
- 9. The planet getting hotter
- 11. The act of taking care of something