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In page Qattara Depression:

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Plans to use the Qattara Depression for the generation of electricity date back to 1912 from Berlin geographer Albrecht Penck.[4] The subject was discussed in more detail by Dr. John Ball in 1927, who estimated a hydroelectric potential of 125 to 200 megawatts.[5] In 1957, the American Central Intelligence Agency proposed to President Dwight Eisenhower that peace in the Middle East could be achieved by flooding the Qattara Depression. The resulting lagoon, according to the CIA, would have four benefits:[6][citation needed]