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26 Cards in this Set
- Front
- Back
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Fresh water |
Water that is relatively pure with few dissolved salts |
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Surface water |
Water found on earths surface |
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Runoff |
Water that flows over land and has not been in absorbed into the ground |
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River system |
A network of connected streams and rivers |
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Watershed |
Includes all of the land area that supplies water to a particular river system |
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Groundwater |
Water found below earths surface |
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Permeable |
Layers containing spaces or pores through which water can pass |
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Impermeable |
Layers with few or no pores |
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Aquifers |
Spongelike formations of rock, sand, or gravel that holds water |
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Water table |
The boundary between the zone of aeration and the zone of saturation |
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Recharge zone |
Any area where surface water soaks into the ground and reaches an aquifer below |
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Well |
A hike duh into an aquifer ttto reach groundwater |
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Water diversion |
The process of moving water from its source to places where humans use it |
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Dam |
Any obstruction placed in a river or steam to block its flow |
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Reservoirs |
Large lakes that store water for human use |
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Salinization |
The buildup of salts in the surface layers of soil |
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Desalinization |
To make more fresh water by removing salt from seawater |
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Xeriscaping |
A practice that reduces outdoor water consump to on by choosing outdoor plants adapted for arid conditions |
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Point source pollution |
Comes from distinct locations like a factory or sewage pipe |
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Nonpoint source pollution |
Comes from many places spread over a large area |
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Cultural eutrophication |
When nutrient pollution by humans can dramatically increase the rate at which eutrophication occurs |
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Wastewater |
Water that has been used by people in some way |
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Algal blooms |
Sudden explosions of algal growth |
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Pathogens |
Disease causing organisms and viruses |
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Red tide |
An algal bloom in which the algae produces reddish pigments |
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Septic systems |
The most popular method of wastewater disposal |
