Across
- 3. a sequence of transfers of matter and energy in the form of food from organism to organism; intertwine into a food web because most organisms consume more than one type of organism
- 4. bodies of water that supply water for public and private use
- 6. organisms that were born in the region where they live; not foreign or imported
- 7. maximum population size an area can support; varies over time in response to environmental changes and limiting factors
- 9. The process through which cities grow; when human populations become more concentrated to urban areas
- 12. something that happens at a given place or time in which human activity plays little to no role
- 13. seasonal movement of animals from one place to another
- 15. gases and particles that are put into the air by various sources. Some may not be classified as pollutants, such as ozone, water vapor, and carbon dioxide.
- 16. the storage area in a biogeochemical cycle where a substance remains for a period of time
- 17. anything that restricts a population's size and slows or stops it from growing
- 19. nonliving elements of the environment that influence the way that organisms and ecosystems function
- 20. a measure of how much impact a resource has on the economy (e.g., ability to generate income, create jobs, support economic activities, etc.)
Down
- 1. a measure of how much land can produce goods or services
- 2. a large, ecological community of organisms adapted to a particular climatic or environmental condition in a large geographic area
- 5. organisms of the same species living together in a group at a particular place
- 8. management of the environment and its resources for present and future use
- 10. human use of land, including soil, water, animals, and plants
- 11. the ability of land to grow and support crops
- 14. a material or asset that can be used to fulfill a purpose
- 18. species a species that dominates other species, causing damage to the ecosystem; typically, non-native species that are introduced by humans