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Welcome to the 141th Daily Field Note! Here you find the top post of the day, one covering each scientific field that is included by Geopolis. Since these authors put a lot of effort in writing a good post they surely deserve the extra exposure.

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Geology: Blue No More Part 2: The Aral Sea and The Aralkum Desert

Original post by @mountainwashere

In 1950 the government of the Soviet Union instituted a program to achieve "cotton independence". Part of this program involved improved cultivation techniques and aggressively increased fertilizer and pesticide use, but the most important part was the diversion of water away from the Aral Sea. Starting in 1960, over six hundred dams were created to help divert water away from the Aral Sea and to farmland for cotton. Thousands of miles of new canals were constructed as well. The cotton growing plan did work- at one point in the 80s the area of the Soviet Union that is now Uzbekistan was the world's leading producer of cotton, and it's still one of the world's top five cotton producers. The Aral Sea rapidly began to shrink. Over the next 40 years...

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