Eight days into a 1,200-mile trek along one of the longest rivers in the United States—the iconic Mississippi—Sharon Day was looking to hit mile 125 by day’s end...

The Colville Confederated Tribes’ successful effort to hold a British Columbia smelter accountable for dumping pollutants into the Columbia River for a century has caught the atten...

John Fenton's water went bad about six years ago. "Our water well’s only 12 years old," he says...