Clean Air Policy

Choking smog all but shut down one of northeastern China's largest cities on Monday, forcing schools to suspended classes, snarling traffic and closing the airport, in the country's first major air pollution crisis of the winter.

The jury is still out as to whether the growth of human population is a positive factor or a dominant ill that could spell environmental and social catastrophe

By Kate Kelland and Stephanie Nebehay LONDON/GENEVA (Reuters) - The air we breathe is laced with cancer-causing substances and is being officially classified as carcinogenic to humans, the World Health Organization's cancer agency said on Thursday.

Fusion research at the National Ignition Facility has come a step closer to fruition, but scientists cannot share because of government shutdown

China said on Monday it would give rewards amounting to 5 billion yuan ($816.91 million) for curbing air pollution in six regions where the problem is serious, underscoring government concern about a source of public anger.

Game theory suggests that punishment for pollution has to come at the local level. David Biello reports

The Minamata Convention, a United Nations pact launched Thursday, is designed to limit mercury use and emissions internationally

A survey finds little movement—and even some decline—in adopting technologies that can capture the primary greenhouse gas responsible for global warming

Stray heat, electromagnetic fields or even mechanical sources can provide power for portable electronics and other devices

A new study suggests that it would take at least 25 years for a significant difference in the rise of average temperatures to be detected after pollution cuts were in place

Airplanes may only contribute roughly 2 percent of the greenhouse gases warming the atmosphere. But they are one of the fastest growing sources. David Biello reports