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14 Cards in this Set
- Front
- Back
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Groundwater |
water held underground in the soil or in pores and crevices in rock |
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Aquifer |
a body of permeable rock that can contain or transmit groundwater |
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Surface water |
water that collects on the surface of the ground. |
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Surface runoff |
water, from rain, snowmelt, or other sources, that flows over the land surface, and is a major component of the water cycle |
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Watershed |
an area or ridge of land that separates waters flowing to different rivers, basins, or seas. |
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Water table |
the level below which the ground is saturated with water. |
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Wetland |
land consisting of marshes or swamps; saturated land. |
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Drought |
a prolonged period of abnormally low rainfall; a shortage of water resulting from this. |
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Desalination |
any process that removes the excess salt and other minerals from water in order to obtain fresh water suitable for animal consumption or irrigation |
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Floodplain |
an area of low-lying ground adjacent to a river, formed mainly of river sediments and subject to flooding. |
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Turbidity |
the cloudiness or haziness of a fluid caused by large numbers of individual particles that are generally invisible to the naked eye |
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Dissolved oxygen |
microscopic bubbles of gaseousoxygen (O2) that are mixed in water and available to aquatic organisms for respiration—a critical process for almost all organisms |
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Hypoxia |
deficiency in the amount of oxygen reaching the tissues. |
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Blue baby disease |
occurs when newborn babieshave cyanotic heart defects |
