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4 Cards in this Set
- Front
- Back
Challenges facing water resources |
Water pollution Overuse and misuse of water resources Over pumping and mining water pollution |
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Water pollution |
Industry waste Run offs from waste carry bacteria and parasites Run offs from crops carries excess fertilizer triggers algae blooms |
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The Aral Sea |
Fourth largest freshwater lake Located in modern Kazakhstan Soviet irrigation diverted water from sea for cotton farming Reduced to 4 small lakes Environmental disasters such as: complete destruction of fishing and shipping industry Salinity levels higher than those of the ocean Growth of a new salt pan desert on the floor of the old sea Dust storms Critical habitat lost and microclimate destruction |
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Ogallala aquifer |
Formed 2-6 million years ago Filled with fossil water from cooler climate
Degradation of certain environments has reduced recharge further
Pumping has dropped water tables in some areas |