BEIJING (AP) – One of China’s biggest cities has imposed curbs on traffic and factories due to a spike in air pollution and told elderly people and children to stay indoors. The government of Tianjin, ...

Houston is known as a smog factory, but wind-borne pollution from Mexico and other countries is partly to blame for our bad air. That means oil refiners, chemical makers and other heavy industries are ...

Tehran's schools were closed Tuesday for at least four days due to severe air pollution. The smog is mostly caused by heavy ...

Volvo is building a new factory in China to produce the Polestar 1 hybrid electric car that's expected to be Volvo's answer to Tesla, a factory the company promises will be "the most environmentally ...

The fight for clean air in Houston has a new front: flares. This month, a group of scientists are looking at what role the emissions coming from flares at refineries and chemical plants may play in ...

Houston has a long way to go before its air is safe to breathe, despite a decades-long effort to scrub the skies of lung-damaging smog, the latest science suggests. The Environmental Protection Agency ...

Houston, for a time, held the unwanted title of the nation's capital of bad air. These days, however, this land of unchecked growth, traffic-choked freeways and prolific smokestacks isn't even the ...

China’s official factory gauge maintained momentum, signaling campaigns to reduce both pollution and debt risk haven’t curbed output. Steadiness in manufacturing comes even amid intensifying efforts ...

It happens every winter in India’s sprawling capital: The cold air arrives, trapping the dust and other pollutants emitted by its 20 million residents. The result? A filthy, choking haze that engulfs ...