Since 2008, embassies and other diplomatic posts ha published data about local air quality. It was the only reliable source of such information in many countries. Read More

The Justice Department and F.B.I. are investigating $20 billion in climate funds, despite a top prosecutor’s decision that there was not sufficient evidence of wrongdoing. Read More

Cutting down emissions of planet-warming methane from oil and gas production was supposed to be relatively simple. It hasn’t worked that way. Read More

The Biden administration had sued to force the Denka Performance Elastomer plant in Louisiana to reduce emissions of chloroprene, a likely carcinogen. Read More

The backlash against the electric vehicle company has intensified as the billionaire ally of President Trump exerts his power over the federal government. Read More

Scientists are gaining new insights into how plankton supports life on Earth — just as climate change is changing everything. Read More

In the city of Del Mar, near San Diego, most agree the train tracks must move off eroding bluffs. But debate over its new route has stalled the project while…

Chaos and disorientation are the goals here. But we know what’s going on behind the curtain. Read More

The president wants to circumvent environmental regulations to expand timber production, something sought by homebuilders and the construction industry. Read More

The environmental group, battling a multimillion-dollar lawsuit over protests against the Dakota Access Pipeline, told the court it can’t get a fair trial. Read More