Across
- 4. the variety of plants and animals living in one area
- 6. using resources in ways that meet the needs of people today without hurting the ability of future generations to meet their own needs
- 8. a substance that provides nourishment, such as one of the elements in soil that make it fertile
- 9. a form of tourism that brings people to unique ecosystems while trying to avoid damage to these special places
- 10. to cut down all of the trees in an area
- 15. the bottom layer, or ground, of a forest
- 17. any action that relates to the making, buying, and selling of goods and services
- 19. a vegetation zone of mainly tall trees that remain green all year; also refers to the type of vegetation in this zone
- 21. travel for pleasure rather than business or necessity; also, the business of organizing such travel
- 22. the process by which carbon and oxygen cycle among plants, people and animals, and the environment
- 24. natives of an area who have been conquered or dominated by others who came later
Down
- 1. the pattern of weather over a long period
- 2. a broadleaf evergreen forest found in wet and hot regions near the equator
- 3. the middle layer of a forest, consisting of shrubs and trees
- 5. the thick layer of overlapping tree branches that make up the top layer of a forest
- 7. disagreement over how to use a particular area of land
- 11. the natural environment in which a plant or animal lives
- 12. removing or clearing away the trees from a forest. Deforestation is often done to clear land for farming or ranching
- 13. an area that has been set aside for a specific purpose
- 14. the replanting of trees in a formerly forested area by people or by nature
- 16. the planting, growing, and harvesting of trees
- 18. a person who works to protect the natural world
- 20. found in or living in areas that are not close to cities
- 23. a community of all the living things in an area and the environment in which they live