The Biden administration had sought to crack down on methane leaks, a big driver of climate change. Those rules are now being scaled back.

© Susan Montoya Bryan/Associated Press

The Communist Party uses a “national team” of state-owned investment funds to stem the market rout. But this time, investors are not sure it will work.

© Florence Lo/Reuters

Five experts on how best to limit a rapidly evolving technology.

Chemical plants and other industrial facilities had been required to curb their toxic emissions. A New York Times investigation shows how they got out of it.

© Meridith Kohut for The New York Times

The president temporarily waived clean-air rules for industrial facilities that spew cancer-causing gases. Then his appointees worked to gut the regulations altogether.