Across
- 3. rotecting from waste or overuse
- 4. a group that helps the environment
- 6. a living thing in danger because of human activity
- 11. harmful things to the environment
Down
- 1. a long term change to the earth
- 2. the relationships of living things, habitats and residents of an area
- 5. to destroy the forests
- 7. caused by the greenhouse effect
- 8. before being processed or manufactured
- 9. the concern of the problems from the impact we have on the world
- 10. Our surroundings are also known as the .....