The project that would have led to the lowering of the surface of the Mediterranean Sea by up to 200 m was devised by an architect who died in which year ?
Herman Sörgel: Herman Sörgel (2 April 1885— 25 December 1952) was a German/ Bavarian architect from the early to mid 1900's. Atlantropa: Atlantropa, also referred to as Panropa, was a gigantic engineering and colonisation idea devised by the German architect Herman Sörgel in the 1920s and promoted by him until his death in 1952. Atlantropa:  Its central feature was a hydroelectric dam to be built across the Strait of Gibraltar, which would have provided enormous amounts of hydroelectricity and would have led to the lowering of the surface of the Mediterranean Sea by up to 200 m , opening up large new lands for settlement, for example in the Adriatic Sea.
1952