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International study identifies 14 key measures to reduce methane and black carbon emissions; reduction in projected global mean warming of ~0.5 °C by 2050

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The team concluded that these control measures would provide the greatest protection against global warming to Russia, Tajikistan and Kyrgyzstan—countries with large areas of snow or ice cover. Shindell et al., Supplementary material. Click to enlarge. Drew Shindell, Johan C.

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Final session on international mercury convention this week expected to culminate in agreement; UNEP Global Mercury Assessment 2013 finds industrial source Hg emissions may be rising

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Global anthropogenic mercury emissions from industrial sources may be rising. Emissions to air are thought to have peaked in the 1970s, declined over the following two decades, and have been relatively stable between 1990 and 2005, despite some indications of slight increases in emissions between 2000 and 2005. Global Mercury Assessment 2013.

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