Pollution

"A crypto-mining company in Pennsylvania is seeking to burn tires to produce bitcoin, prompting an outcry from residents and environmental groups."

"A newly identified particle in smoke, dark brown carbon, can warm the atmosphere by absorbing sunlight."

"A company established by a Dubai sheikh is finalizing agreements with African nations to manage vast tracts of their forests and sell the carbon credits. Critics are concerned the deals will not benefit Africans and will just help foreign governments perpetuate high emissions."

"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.