Great Lakes still clean, but threatened by sprawl
Urban sprawl is taking its toll on the Great Lakes, but the five huge bodies of water are still some of the best sources of drinking water in the world, according to a report from U.S. and Canadian
Urban sprawl is taking its toll on the Great Lakes, but the five huge bodies of water are still some of the best sources of drinking water in the world, according to a report from U.S. and Canadian