October 23, 2015, 11am PDT
In a Bay Area first, new home construction in most of the region will be banned from having these heating devices installed as the result of a rule adopted unanimously by the Bay Area Air Quality Management District on Oct. 21.
March 17, 2014, 7am PDT
We've come to expect hight air pollution levels in Beijing and other Asian cities with high traffic levels and surrounded by dirty coal plants, but not in cities using emission-free nuclear energy and lots of bikes and mass transit. So why Paris?
The New York Times - Europe
January 18, 2013, 6am PST
31 atmospheric scientists have written a new study on the major component of soot called 'black carbon', long identified with causing respiratory problems - and have shown how it is the 2nd most important agent of climate change after carbon dioxide.