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15 Cards in this Set
- Front
- Back
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Surface Water |
Fresh water on Earth's land surface. |
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River System |
A flowing network of rivers and streams draining a river basin. |
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Watershed |
The area of land that is drained b a river. |
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Groundwater |
Water beneath the Earth's surface in sediment and rock formations. |
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Aquifer |
An underground formation that contains groundwater. |
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Porosity |
The percentage of the total volume of a rock or sediment that consists of open spaces. |
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Permeability |
The ability of rock or soil to allow water to flow through it. |
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Recharge Zone |
An area of the Earth's surface from which water percolates down into an aquifer. |
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Water Pollution |
The introduction of chemical, physical, or biological agents into water that degrade water quality and adversely affect the organisms that depend on the water. |
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Point-source Pollution |
Pollution discharged from a single source. |
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Nonpoint-source Pollution |
Pollution that comes from many different sources that are difficult to identify. |
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Wastewater |
Water that contains waste from homes or industry. |
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Artificial Eutrophication |
A process that increases the amount off nutrients in a body of water through human activities, such as waste disposal and land drainage.
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Thermal Pollution |
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.
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Biomagnification |
The accumulation of pollutants at successive levels of the food chain.
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