Across
- 2. to hunt for fish or game illegally
- 5. being decomposed by bacteria or other living organisms and thereby avoiding pollution
- 6. an area of woods, parks, or open land surrounding a community
- 7. discharge of gas or smoke from factory pipes
- 10. efforts at balancing the needs of wildlife with the needs of people
Down
- 1. gases ejected from a car engine
- 3. careful protection and management of a natural resource to prevent destruction
- 4. to die out
- 5. a farm where large numbers of chickens or other animals are kept in very small cages or crowded conditions
- 8. polluted
- 9. the ozone layer is becoming thinner; how is this process called?