"As the global climate heats up, so do the ocean waters off Alaska, meaning big changes for marine ecosystems and bad news for some species."

"With Miami Beach set to break ground this year on the most ambitious piece yet of its aggressive anti-flooding project, some homeowners worry that raising streets to keep them dry will cause flooding on their properties."

"Lead levels in Flint, Michigan's drinking water, the focus of a public health crisis, have fallen below federal limits, state officials said on Tuesday, although they cautioned residents to keep using filtered water as the city's old lead pipes are replaced."

"South Florida water managers can keep moving dirty water from farms and suburbs into the Everglades and Lake Okeechobee without obtaining federal pollution permits, a divided U.S. appeals court ruled this week in New York."

"The Chief of Grassy Narrows First Nation is asking Prime Minister Justin Trudeau to commit in writing to cleaning up the mercury that has contaminated the river near his community. Late Monday, a spokesperson for Trudeau said the federal government will take action to deal with the Grassy Narrows mercury contamination 'once and for all.'"

"WAUKESHA, Wis. — This city has become the battleground for one of North America’s fiercest water wars, one that is taking the Great Lakes region into more uncharted legal territory in 2017."

"Hundreds of thousands of septic systems in Michigan may be worn out, failed or failing, experts say. And research has shown they are polluting waters across the state."

"Illinois elementary schools and day care centers must test drinking water sources for lead and notify parents of the results under legislation signed into law Monday by Gov. Bruce Rauner."