Lake Chad, located in the Sahel region near the Sahara, was the fourth largest lake in Africa in the 1960s and had an area of more than 10,000 square miles.

乍得湖位于撒哈拉沙漠附近的萨赫勒地区，在1960年代曾经是非洲的第四大湖泊，而且拥有超过1万平方英里的面积。

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Lake Chad, located in the Sahel region near the Sahara, was the fourth largest lake in Africa in the 1960s and had an area of more than 10, 000 square miles.

乍得湖位于撒哈拉沙漠附近的萨赫勒地区，在1960年代曾经是非洲的第四大湖泊，而且拥有超过1万平方英里的面积。

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Consider the history of Lake Chad as an ecample of the desertification problem in the region.

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Lake Chad, like Darfur Lake, is in the Sahel region where rainfall has been increasing since the 1980s.

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In Africa demand for water has shrunk Lake Chad by 95 percent since the 1960s, leaving only sand and scrub.

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