Excessive rates of pollutants, including gases, finely divided solids, and finely dispersed liquid aerosols, are released into the atmosphere, outpacing the environment's natural ability to break down ...

Just last November, a throat-searing blanket of smog settled over Delhi ... with air quality improving in megacities like Beijing, Shanghai, Chengdu, Guangzhou and Shenzhen, the report said.

The rate at which the planet is warming has sped up since 2010, and now researchers say that China's efforts to clean up air ...

BEIJING – Should Beijing crack down harder on fentanyl – a synthetic opioid whose abuse results in thousands of American deaths a year – in exchange for Washington easing the trade war?

From India’s toxic smog crisis to McDonald’s tackling cow methane, explore the global fight against pollution in our latest stories on the environment.