A national water war looms over the Great Lakes
They were formed at least 7,000 years ago when the retreating glaciers of the last ice age left behind great pockets of water. So pure and shimmering were they that early Jesuit explorers called them "seas of sweet water." During the War of 1812, they were the scene of a memorable battle in which the young American Navy administered a stinging defeat to the British. In the nearly two centuries since then, the Great Lakes have seen nothing more violent than the nor'westers that occasionally blow down from Canada. Forming an extraordinarily peaceful...