Across
- 4. all living things in an area and their influence on each other
- 5. types of plants and animals in an area or the world
- 8. materials that cause little damage to the environment and last a long time
- 14. process of developing industry in a country
- 15. products that decay naturally
- 16. the situation of a species dieing out
- 17. rain containing large amounts of chemicals (2 words)
Down
- 1. the amount of heat on Earth (2 words)
- 2. the increase of CO2 in our atmosphere
- 3. a product that's used once and then thrown out
- 6. the act of cutting down large quantities of trees
- 7. fuel formed from dead animals and/or plants(2 words)
- 9. protection of animals/plants/etc
- 10. products designed to do little to no damage to the environment
- 11. sustance that pollutes the Earth
- 12. gas or heat that is sent out into the atmosphere
- 13. the top layer of something