
For a second time, US court bans dicamba weed killers, finds EPA violated law
By Johnathan Hettinger
Dealing a blow to three of the world’s biggest agrochemical companies, a US court this week banned three weed killers widely used in American agriculture, finding that the Environmental Protection Agency (EPA) broke the law in allowing them to be on the market.

EPA proposes adding PFAS to hazardous waste cleanup law
By Shannon Kelleher
Federal regulators today announced a proposal to update the definition of hazardous waste in the Resource Conservation and Recovery Act (RCRA) to include a class of chemicals known as PFAS, a move designed to help ensure cleanups of these so-called “forever chemicals” at hazardous waste facilities.

Cancer in the corn belt sparks actions to fight farm chemical contamination
By Keith Schneider
When directors of the public water utility in Des Moines, Iowa, went to court in 2015 to try to stop toxic farm nutrients from contaminating the city’s drinking water, they knew the federal lawsuit they filed would be seen as not just a desperate step to protect public health, but also a brazen act of defiance that would provoke a ferocious response from Iowa’s powerful farm and political leadership.

EPA rushed to issue 2020 dicamba approval despite scientific concerns, documents reveal
By Johnathan Hettinger
In December 2021, a small team of scientists working for the US Environmental Protection Agency (EPA) issued a stark report on a controversial weed killer that had been the subject of years of complaints from farmers and environmentalists.

Biden hits the brakes on controversial gas export projects
By Shannon Kelleher
The Biden administration will temporarily pause pending applications for facilities that export natural gas, citing climate change considerations, the White House announced Friday.

Heavy metal exposure linked to problems for middle-aged women
By Shannon Kelleher
Women with higher exposure to heavy metals may have fewer eggs in their ovaries as they near menopause compared to others the same age, a condition linked to hot flashes, weak bones, heart disease, and other health problems, according to a new study in more than 500 middle-aged women.

Research ramps up but PFAS pollution remains tough to tackle
By Shannon Kelleher
As researchers rush to tackle global contamination from a class of toxic chemicals known as PFAS, a new study demonstrates a novel way to detect the substances in wastewater – but also underscores how far scientists are from figuring out how to effectively overcome this worldwide threat to human and environmental health.
Postcard from California: Idle oil wells threaten health, climate and will cost billions to plug
By Bill Walker
Last June, at commencement ceremonies in the small, heavily Latino town of Arvin, Calif., proud graduates threw their caps in the air. But those gathered at the Arvin High School football field didn’t know there was something else in the air: potentially explosive levels of noxious methane gas leaking from an idle oil well only 400 feet away.
Environmental groups ask court to reverse nuclear plant exemption
By Shannon Kelleher
Regulators violated federal law in granting an exemption to keep California’s last nuclear power plant operating past 2025, when the 40-year-old plant was originally set to shutter operations, environmental groups argued in a court hearing this week.
As Biden awards nearly $1 billion for electric school buses, can utilities keep up?
By Johnathan Hettinger
The Biden administration this week announced nearly $1 billion for 2,700 cleaner school buses across 37 states in an attempt to curb fossil fuel pollution and improve children’s health. The vast majority of the $965 million, which is awarded by the US Environmental Protection Agency (EPA), went to electric school buses that are supposed to replace older diesel buses.