The correct term is Atlantropa. It was the name given to a project suggested by German Herman Sörgel, in which it was intended to make a dam at Gibraltar and another between North Africa and Sicily and the Italian boot to enclose that part of the Mediterranean. Book of the same German where described the project. The purpose would be to produce electrical energy.
Project pharaonic partially drying the Mediterranean. Atlas Atlantos, Atlas, Atlante, King of Mauritania, son of Zeus, turned into mountain that holds the sky and controls the output of the Mediterranean to the Atlantic and on the other hand trope tropes, evolution, change, mutation: the transformation of Atlas. The idea arose in the context of the nazi rise, the head of the German architect Herman Sörgel at the beginning of the Decade of the 30's.