Oil refiners will be required to further curb air pollution from storage tanks, flares and heavy-oil processing equipment under proposed rules released on Thursday by the U.S.

A total of 70.6 percent of the 74 Chinese cities monitored for air quality in April met the national air quality standards, the Ministry of Environmental Protection said on Friday.

The U.S.

A federal judge in Northern California has ruled that the Environmental Protection Agency must produce new draft standards for ground-level ozone pollution, the main component of smog, by December.

State and territory governments have hammered out a plan to work towards a national agreement by 2016 to improve air quality in cities throughout the country

Report finds 148m living in areas where smog and soot particles are health risk with climate change likely to worsen conditions

About a third of the air pollution in China's smog-hit capital comes from outside the city, official media reported on Wednesday, citing a pollution watchdog.

Computer modelling showed intensification of US-bound Pacific storms, driven by fine aerosols from coal power plants and traffic

With PM10 concentration, the Capital tops the pollution charts

Air pollution is known to cause shorter and sicker lives and Delhiites never seem to have had it so bad. The Capital has been listed as the worst performer across the country with respect to the presence of alarmingly high level of Particulate Matter up to 10 micrometer in size (PM10) concentration.

Only three out of the 74 Chinese cities that were monitored for air quality last year reported clean air, while the large majority suffered various degrees of pollution, the Ministry of Environment