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The Weather ChannelChina's Air Pollution Is Blowing Into the United States, Study Finds | The ...The Weather ChannelDespite all the leaps the United States made in the past few years to cut ozone emissions, researchers found China's pollution is blowing into the Western U.S. and putting a dent in the progress. The findings, published this week in the journal Nature ...Air Pollution Killing 4000 in China a Day, US Study FindsNBCNews.comall 143 news articles »