News tagged with particulate matter

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Where There's Smoke ...

( -- Native Americans used smoke signals to indicate danger, and a white plume is sent up by the Vatican when a new Pope is chosen. Now, a new research project by Tel Aviv University researchers and their colleagues ...

dateApr 22, 2010 in Earth Sciences
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Two-thirds of China's cities fail on air standards

(AP) -- Two-thirds of China's cities currently fail to meet stricter air quality standards that the government wants to phase in over four years to combat notoriously smoggy skies, a senior Chinese environmental official ...

dateMar 02, 2012 in Environment
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Record air pollution hammers Calif's ag heartland

(AP) -- This is the time of year when residents who often live with the nation's worst pollution often can draw a breath of fresh air. But this winter has not been kind to people who want to play outside in California's ...

dateJan 08, 2012 in Environment
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