Clean Air Policy

A demonstration project received approval from the federal government, though Europe is still likely to see the technology first

Lunar New Year means tens of millions of travelers in China, mostly by bus but increasingly by car, which is bad news for air quality. David Biello reports

 

Tropical ecosystems appear to be more sensitive to climate change and less able to store carbon – two developments surprising scientists

Levels of the potent greenhouse gas continue to rise and scientists aren't sure where most of it is coming from, though likely suspects include fracking, increased coal mining in China and a melting Arctic

Even if the world started souring the skies to block sunlight any cooling effects would be hard to detect

China is drilling ahead for shale gas, but the country faces economic, environmental and geologic challenges in tapping the resource

A host of factors determine the role of electric and hybrid cars in reducing greenhouse gas pollution, such as whether coal is their ultimate fuel source. David Biello reports

 

More and more activists who deny climate change are asking for e-mail records from climate scientists, prompting calls for a legal defense fund

China shut down 8,347 heavily polluting companies last year in northern Hebei province, which has the worst air in the country, state news agency Xinhua said on Thursday, as the government moves to tackle a problem that has been a source of discontent.

Can China find a fuel alternative for its swelling number of transportation vehicles?