Across
- 3. allowing liquids or gases to pass through it.
- 4. an artificial waterway constructed to allow the passage of boats or ships inland or to convey water for irrigation.
- 5. a body of permeable rock which can contain or transmit groundwater.
- 8. any single identifiable source of pollution from which pollutants are discharged, such as a pipe, ditch, ship or factory smokestack.
- 9. not allowing fluid to pass through.
- 13. Diverting water away from its natural channel for commercial or private use.
- 15. the level below which the ground is saturated with water.
- 16. an increase in the concentration of total dissolved solids in water.
- 17. a barrier constructed to hold back water and raise its level, forming a reservoir used to generate electricity or as a water supply.
- 18. excessive richness of nutrients in a lake or other body of water.
- 21. Domestic water use is water used for indoor and outdoor household purposes.
- 22. water that has been used in the home, in a business, or as part of an industrial process.
- 23. any source of water pollution that does not meet the legal definition.
- 24. a polluting or poisonous substance that makes something impure.
- 27. a prolonged period of abnormally low rainfall, leading to a shortage of water.
- 29. the supply of water to land or crops to help growth, typically by means of channels.
- 32. this refers to those areas where water infiltrates through the permeable rock and sediment.
- 33. the practice of designing landscapes to reduce or eliminate the need for irrigation.
- 34. an area or ridge of land that separates waters flowing to different rivers, basins, or seas.
Down
- 1. any naturally occurring water except seawater and brackish water.
- 2. a river or stream flowing into a larger river or lake.
- 6. a large natural or artificial lake used as a source of water supply.
- 7. an excavation or structure created in the ground to source water.
- 8. Fecal contaminations of water can introduce a variety of ____ into waterways.
- 10. major river in the U.S
- 11. of or found in salt water; living in the sea.
- 12. the idea that linkages exist among ecosystem components.
- 14. The fraction of water in a given pore space.
- 19. a scale used to specify the acidity or basicity of an aqueous solution.
- 20. flow or leak slowly through porous material or small holes.
- 25. All living things need this to grow and reproduce.
- 26. any relatively large body of slowly moving or standing water that occupies an inland basin of appreciable size.
- 28. water held underground in the soil or in pores and crevices in rock.
- 30. a large natural stream of water flowing in a channel to the sea, a lake, or another such stream.
- 31. A spring is a point at which water flows from an aquifer to the Earth's surface.