The degradation of the natural quality of the Everglades became an issue in the United States in the early 1970s after a jetport was proposed to be constructed in the Big Cypress Swamp that studies indicated would have destroyed the ecosystem in South Florida and Everglades National Park.
The degradation of the Everglades became an issue in the United States in the early 1970s after a proposal to construct a jetport in the Big Cypress Swamp. Studies indicated the jetport would have destroyed the ecosystem in South Florida and Everglades National Park.