Across
- 2. Organisms that cause disease in water.
- 4. At the water table, water pressure and _________________ pressure are equal.
- 6. Freshwater resources such as wells and aquifers are examples of _____________water resources.
- 7. A stream is an example of a ___________water resource.
- 8. Pollution that comes from many sources and is harder to pinpoint.
- 9. ________________ actions meet present needs without taking from the resources needed in the future.
- 11. Freshwater resources such as streams, rivers and lakes are examples of ______________water resources.
- 13. Drastic changes in temperature can negatively impact ecosystems. This is called ____________ pollution.
Down
- 1. When a lake has an overabundance of algae, ________________ consume it and multiply, which then starves the water of oxygen.
- 3. Pollution that comes from one easily recognizable source.
- 5. The process by which water bodies receive too many nutrients, typically from fertilizers or sewage runoff.
- 10. An underground "pocket" of water that collects through a permeable layer of clay or rock.
- 12. The level underground in which soil is saturated with water. (don't include a space)