"FORT LAUDERDALE, Fla. — More than 90 whales have become stranded on Florida beaches in the past two months, almost three times the average, baffling marine biologists and making them wonder if a deadly common denominator is at play."

"Naturally occurring radionuclides are widely distributed in the earth’s crust, so it’s no surprise that mineral and hydrocarbon extraction processes, conventional and unconventional alike, often produce some radioactive waste."

"LOS ANGELES — Responding to one of the worst droughts in California’s history, state officials announced on Friday that they would cut off the water to local agencies serving 25 million residents and about 750,000 acres of farmland."

"Tests on the water supply in Charleston, W. Va., a week after a chemical spill tainted the city’s water system turned up traces of formaldehyde, suggesting that 'there’s a lot more we don’t know' about the consequences of the spill, an environmental expert told a state legislative committee on Wednesday."

"With their quaint barrel-like contours and weathered cedar-plank sides, rooftop water towers are a constant on the New York City skyline. And though they may look like relics of a past age, millions of residents get their drinking water from the tanks every day."

"The fact that a second contaminant in West Virginia's drinking water eluded detection for nearly two weeks — despite intense testing of the water — reveals an important truth about how companies test drinking water: In most cases, they only find the contaminants they're looking for." ...

"The Tide manufacturer aims to cut phosphates from all its laundry soaps within two years, a move that could benefit the environment - especially in developing countries."

"While states like Washington are moving on their own to curb ocean acidification, national efforts are stymied by politics — and ever-rising CO2 emissions."

"The California drought, the worst in its history, could have far-reaching impacts for the state and for a nation that is only now starting to cope with climate change, experts say."