March 28, 2013
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Air & Climate Newsletter March 28, 2013 |
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| This Week´s Featured News Stories |
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Sulphur-dioxide emissions are falling
A new study confirms that global emissions of sulphur dioxide are declining, which is promising from the point of view of pollution, but a fact that could have implications for global warming.Global sulphur-dioxide emissions have generally been in decline since the mid-70s, though they did increase from 2000 to 2005, and peaked at 112 Tg (trillions of grams) in 2006. Global SO2 emissions, estimated at 121 Tg in 1990 declined to 103 Tg by 2010.However, there is a great deal of variability in emissions abatement performance. North America and Europe continue to see reduced emissions levels, ... | ||
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U.S. EPA Finds South Coast Air Basin Meets Health Standard for Coarse Particulate Matter
The U.S. Environmental Protection Agency has proposed to find the South Coast air basin in attainment for the coarse particulate matter standard, otherwise known as PM-10. EPA is also proposing to approve the state’s maintenance plan that demonstrates how the area will continue to achieve the standard for at least the next ten years. Today’s finding is based on PM-10 data collected since 2008 that shows the South Coast air basin meets the 150 micrograms per cubic meter federal particulate standard established in 1987. This milestone was achieved by implementing control measures to ... | ||
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