"Office for Environmental Protection chair tells ministers plan will degrade England’s rivers and demands that they explain it to MPs".

"3M on Tuesday secured preliminary approval for a $10.3 billion deal resolving claims by U.S. public water providers that the company polluted drinking water with toxic chemicals, less than a day after a group of 22 U.S. states and territories dropped their objections to the deal."

"High levels of manganese in drinking water could harm infants and children, research shows. But industries that use or produce the metal are downplaying the risks in a battle with the EPA."

"A new rule governing federally protected waters and wetlands was issued Tuesday by the EPA to align agency regulations with a US Supreme Court ruling that will allow unpermitted development in wetlands across the country."

"Scientists and educators are searching for ways to improve air quality in the nation’s often dilapidated school buildings."

"On a sunny afternoon in a cluttered music room at East High in Denver, two sophomores practiced violin while their music teacher, Keith Oxman, labored over a desk in an adjoining office.

The ceiling fans were off to prevent the sheet music from scattering. The windows were sealed shut. East High is Denver’s largest high school and among the oldest, and there is no modern ventilation system.

"In the early 2000s, researchers tested breast milk samples from U.S. mothers and found high levels of toxic compounds used as a common flame retardant in household items."

"On Thursday, NASA released the first data maps from its new instrument launched to space earlier this year, which now is successfully transmitting information about major air pollutants over North America."

"The largest natural gas-producing counties in Appalachia have had worse economic outcomes than the rest of the region and the nation since the start of the region’s fracking boom, according to a new report."