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chemo pollution Harmful chemicals added to water supplies
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Live or dead organisms are added to water supplies
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Increase of nutrients in the water, results in overgrowth of algae and
decrease of oxygen in the water
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The land that water flows across, through, or under on its way to a stream,
river, lake or closed basin.
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well
A hole drilled down into an aquifer.
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An underground layer of permeable rock that fills with water from melted
snow or rain that drains into the ground, act as reservoirs for groundwater
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A description of how well a rock or sediment lets water pass through