- 2,100 cities exceed recommended pollution levels, fueling climate change http://www.cnn.com/2017/10/30/health/climate-change-report-pollution-dengue-heat-wave/index.html 23 comments science
- more than 2,100 cities worldwide exceed recommended pollution levels http://www.cnn.com/2017/10/30/health/climate-change-report-pollution-dengue-heat-wave/index.html 5 comments worldnews
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