Across
- 4. Animals breed in captivity or in the ...
- 5. To poison as a verb, syn of pollute
- 7. This power or energy is controversial to say the least.
- 9. The greenhouse ... causes climate change
- 10. The natural ...should not be depleted
- 11. Everyone agrees this is changing
- 12. Different habitats have different eco ...
- 14. Pollutants can do this to the environment when the damage is very bad, syn deplete
- 16. Warming on a worldwide scale
- 17. These fumes are dangerous
Down
- 1. In this chain, a group of organisms are interrelated by the fact that each member feeds upon on the one below it and is in turn eaten by the organism above it in the chain
- 2. Tropical ones are ecologically vital
- 3. A person who specializes in ecology
- 4. Species can dissapear or be ... (infinitive form)
- 6. The natural world, especially as affected by human activity
- 8. If you use up natural resources, you ... them
- 13. Pollutants ... the environment
- 15. Release of gases