China winning war against pollution: U.S. study
Submitted by lalit on Wed, 2018-03-14 16:47
Chinese cities combating smog have significantly cut serious air pollution in the past four years, a study by a University of Chicago team has found.
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http://www.xinhuanet.com/english/2018-03/14/c_137037012.htm
Publication Date:
14/03/2018