Wood-burning stoves are enjoying a surge in popularity. But burning biomass releases fine dust particles that are hazardous to health. Consequently, new legal limits for particulate emissions from such stoves were introduced ...
Dec 02, 2010 in Engineering
China has started publishing hourly air-quality information for major cities across the country as the world's top source of greenhouse gas emissions tries to rein in its notorious pollution.
Nov 26, 2010 in Environment
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