
Climate Change
Carbon Dioxide Levels Grew at Record Pace in 2016
CO2 concentrations hit 403.3 ppm last year, up from 400 ppm in 2015
CO2 concentrations hit 403.3 ppm last year, up from 400 ppm in 2015
Epidemics often flare-up in war zones
The United Nations says civil war is driving the explosive outbreak
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