"LANSING — Gov. Rick Snyder and Flint Mayor Karen Weaver — already at odds over how quickly Flint's lead service lines that carry drinking water to homes should be replaced — are also split over Snyder's choice of an engineering firm that a state document says helped prepare the city before its botched switch to using Flint River water."

"Negotiations between Enbridge Inc. and the U.S. Environmental Protection Agency have been extended again over a fine that could exceed $100 million for violations under the Clean Water Act in the pipeline operator’s 2010 Kalamazoo River disaster."

"Continuing a decades-old dispute, General Electric Co. is sharply objecting to a new federal plan that would force it to spend hundreds of millions of dollars to remove massive amounts of toxic chemicals from the Housatonic River, which the company polluted for nearly 50 years."

"Kiribati has turned to the United Arab Emirates (UAE) to help build artificial islands in an effort to save the low-lying Pacific nation from rising sea levels."

"The Ohio Environmental Protection Agency fired two employees in its Columbus office on Wednesday, and demoted a third employee in the EPA's northeastern district over lead contamination in the Mahoning County village of Sebring."

"Gary Southern, the last of six former Freedom Industries officials to face sentencing, will spend 30 days in jail and pay a $20,000 fine for his role in pollution crimes that caused the January 2014 Elk River chemical spill that contaminated the drinking water supply for hundreds of thousands of people in the Kanawha Valley and surrounding area."

"About four billion people, or two-thirds of the world’s population, face severe water shortages during at least one month every year, far more than was previously thought, according to Arjen Y. Hoekstra, a professor of water management at the University of Twente in the Netherlands."

"Residents of Flint, Michigan, one of the poorest cities in the United States, paid some of the nation's highest water bills even as the city failed to treat drinking water properly, leading to lead contamination, according to a report released on Tuesday."