Reservoir larger than Manhattan planned to help Everglades (AP)

Construction workers dig at the Everglades Agricultural Area Reservoir near Belle Glade, Fla., April 2, 2008. The reservoir, which will cover 25 square miles, is among Florida's efforts to re-engineer a century's worth of flood control projects to restore natural water flow to the vast Everglades ecosystem. (AP Photo/Luis M. Alvarez) AP - Around South Florida's vast sugar cane fields, where turtles grow to the size of basketballs and alligators own the marsh, the silence of the swamp is broken by the sound of rumbling trucks and explosions.