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11 Cards in this Set
- Front
- Back
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Drought
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A long period of abnormally low rainfall.
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Nonpoint-source pollution
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Pollution whose source is hard to find or is scattered.
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Lock
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A section of waterway, closed off by gates, in which ships are raised or lowered by raising or lowering the water level of that section
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Aquaculture
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The science and business of raising and harvesting of fish in a controlled situation.
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Concentration
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The amount of a substance that is in another substance.
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Dam
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A structure that holds back and controls the flow of water in a river.
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Sewage System
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Collects and treats huge amounts of wastewater from a city or a town.
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Desalination
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The process of removing salt from ocean water.
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Septic System
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A small wastewater system used by a home or a business.
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Point-Source Pollution
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Pollution that enters water from a known source.
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Irrigation
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The process of supplying water to grown crops.
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