| http://www.w3.org/ns/prov#value | - ???Today, the majority of black carbon emissions are from developing countries[27] and this trend is expected to increase.[28] The largest sources of black carbon are Asia, Latin America, and Africa.[29] China and India together account for 25-35% of global black carbon emissions[30] Black carbon emissions from China doubled from 2000 to 2006.??? http://en.wikipedia.org/wiki/Black_carbon
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