A look at what it's like to live in the Indian capital.

In countries where diesels are popular, the extra ozone pollution could add up.

Is China having its 'Silent Spring' moment?

Cities in India have air that's four times deadlier than Beijing's.

A partnership to cut emissions of methane—a potent greenhouse gas—in drilling.

"You could sing in the rain, walk in the rain, and then the rain was acid…"

“China’s growth model is based on the idea that natural resources are free."

China's crackdown on criticism of a $6 billion petrochemical plant.

How can the Chinese live with terrible air pollution? One answer: Americans did.