 During the 1950s and 1960s the South Florida metropolitan area grew four times as fast as the rest of the nation . Between 1940 and 1965 , 6 million people moved to south Florida : 1 @,@ 000 people moved to Miami every week . Urban development between the mid @-@ 1950s and the late 1960s <unk> . Much of the water reclaimed from the Everglades was sent to newly developed areas . With metropolitan growth came urban problems associated with rapid expansion : traffic jams ; school overcrowding ; crime ; <unk> sewage treatment plants ; and , for the first time in south Florida 's urban history , water shortages in times of drought . 
