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10 Cards in this Set
- Front
- Back
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A long period of abnormally low rainfall.
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Drought
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Pollution whose source is hard to find or is scattered.
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Non point source pollution
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A section if waterway, closed off by gates, in which ships are raised or lowered.
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Lock
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The science and business of raising and harvesting of fish in a controlled situation.
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aguaculture
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the amount of a substance that is in another substance
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concentration
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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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the process of removing salt from ocean water
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desalination
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a small wastewater system used by a home or a business
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septic system
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pollution that enters water from a known source
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point source pollution
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the process of supplying water to grow crops
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irriagation
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