Across
- 2. landfill garbage graveyard where waste is spread out in layers, compacted and covered
- 6. Science dealing with maintaining biological diversity
- 7. potentially renewable resources should not be harvested faster than replenished
- 9. land untouched by humanity
- 10. same land should be used simultaneously for different things
- 11. attitude that the wilderness must be conquered and exploited as quickly as possible
- 12. the method of identifying gaps in conservation lands and eliminating them.
Down
- 1. material rich in organic matter and soil nutrients
- 3. thin strips of vegetation along streams
- 4. removal of all trees from an area with one cutting
- 5. conditions and natural processes that allow biodiversity
- 8. Published by Rachel Carson about DDT
- 13. unwanted material not a liquid or a gas