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Env. Science ch 11
Question | Answer |
---|---|
a body of rock or sediment that stores groundwater and allows the flow of groundwater | aquifer |
a process that increases the amount of nutrients in a body of water through human activities, such as waste disposal and land drainage | artificial eutrophication |
the accumulation of pollutants at successive levels of the food chain | biomagnification |
a structure that is built across a river to control a river's flow | dam |
a process of removing salt from ocean water | desalination (DEE SAL uh NAY shun) |
the water that is beneath the Earth's surface | groundwater |
a method of providing plants with water from sources other than direct precipitation | irrigation |
pollution that comes from many sources rather than from a single specific site; an example is pollution that reaches a body of water from streets and storm sewers | nonpoint-source pollution |
a virus, microorganism, or other substance that causes disease; an infectious agent | pathogen |
the ability of a rock or sediment to let fluids pass through its open spaces or pores | permeability |
pollution that comes from a specific site porosity the percentage of the tota | point-source pollution |
suitable for drinking | potable |
an area in which water travels downward to become part of an aquifer | recharge zone |
an artificial body of water that usually forms behind a dam | reservoir |
a flowing network of rivers and streams draining a river basin | river system |
all the bodies of fresh water, salt water, ice, and snow that are found above the ground | surface water |
a temperature increase in a body of water that is caused by human activity and that has a harmful effect on water quality and on the ability of that body of water to support life | thermal pollution |
water that contains wastes from homes or industry | wastewater |
the introduction into water of waste matter or chemicals that are harmful to organisms living in the water or to those that drink or are exposed to the water | water pollution |
the area of land that is drained by a water system | watershed |