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artificial dam News

artificial dam News From AOL News

Environmental Wake-Up Call Looming in Pakistan

By Adnan R. KhanApr 22nd 2010 – 9:50PM
NASA

NASA

(April 22) -- For the past month, Ismail Siddiqui has watched disaster hanging over him. "It's one thing to see everything you own destroyed in an earthquake," the 45-year-old father of four tells AOL News. "But to wake up every morning not knowing whether today will be the end. ... It's driving me crazy." What Siddiqui...

Background on artificial dam

A dam is a barrier that impounds water or underground streams. Dams generally serve the primary purpose of retaining water, while other structures such as floodgates or levees (also known as dikes) are used to manage or prevent water flow into specific land regions.

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