China says 75% of cities failed to meet air standards in June: http://www.reuters.com/article/2015/07/13/us-china-pollution-idUSKCN0PN0PQ20150713?feedType=RSS&feedName=environmentNews …
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China says 75% of cities failed to meet air standards in June: http://www.reuters.com/article/2015/07/13/us-china-pollution-idUSKCN0PN0PQ20150713?feedType=RSS&feedName=environmentNews …