December 1, 2013, 9am PST
Plentiful natural gas produced from neighboring Pa. makes it easier for New York City buildings to comply with a regulation to convert dirty heating oil burners to use cleaner fuels like natural gas while the state has a six-year fracking moratorium
October 15, 2013, 1pm PDT
A new report by the European Environment Agency points to progress in cutting the continent's air pollution problem. However, up to 98% of Europe's urban residents are exposed to hazardous air, and in places like Bulgaria the danger is acute.
October 3, 2011, 6am PDT
World annual death toll due to particulate pollution from indoor and outdoor sources is 2 million people each year, according to a new report from the World Health Organization.