Across
- 2. damage caused to water
- 5. species birds/plants/species animals or plants which may soon not exist because there are very few now alive
- 7. waste material or things that are no longer wanted or needed
- 8. strong, unpleasant and sometimes dangerous gas or smoke.
- 9. create new materials from old ones
Down
- 1. the air, water and land in or on which people, animals and plants live.
- 3. a form of energy that can be produced as quickly as it is used.
- 4. damage caused to air
- 6. cutting down trees massively