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Published: Thursday 22 August, 2013

wholesale michael kors outlet wholesale michael kors outlet ´╗┐America imports pollution from Asia



ASIA may be exporting more than just goods to the US. The worlds emerging industrial hubs in the region seem to be sending harmful ozone towards North America.



Emissions of gases such as nitrogen oxides are the primary source of ozone in the troposphere. These gases are both health hazards and greenhouse gases. Satellite studies between 1996 and 2005 suggest that there wholesale michael kors outlet wholesale michael kors outlet was a wholesale michael kors outlet decrease in emissions of such ozone precursors from North America and Europe but an increase from China and other parts of Asia.



As ozone levels remain higher than estimated in North America, Owen Cooper of the Earth System Research Laboratory in Boulder, Colorado, and colleagues decided to investigate. They used data collected between 1995 to 2008 by balloons and aircraft fitted with ozonemeasuring instruments. The team also used computer models and meteorological data to retrospectively work out the movement history of pockets of air that had . wholesale michael kors outlet

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