Conservation Vocabulary

2. protected strips of land that allow migration of organisms from one wilderness area to another
8. the science or practice of farming
14. the variety of life in the world or in a particular habitat or ecosystem
15. an underground formation that contains groundwater
16. raising marine and freshwater fish in ponds and underwater cages
17. the use of Earth's renewable and nonrenewable natural resources in ways that do not constrain resource use in the future
18. species that enter new ecosystems and multiply, harming native species and their habitats
19. a species that no longer exists

1. damage to a habitat by air, water, and land pollution
3. a species that could become endangered in the near future
4. the destruction of habitats that usually results from human activities
5. farming strategy in which large fields are planted with a single crop, year after year
6. the process by which fertile land becomes desert
7. protecting and preserving natural resources and the environment
9. a species whose numbers are so small that the species is at risk of extinction
10. species species that normally live and thrive in a particular ecosystem
11. rain containing acids that form in the atmosphere when industrial gas emissions combine with water
12. breakup of a habitat into smaller pieces, usually as a result of human activities
13. processes by which rock, sand, and soil are broken down and carried away