The actual proper quote is «But methane - rich Siberian air (see map of
average atmospheric methane levels in January 2016, above) shows no sign of rising any faster than the rest of the world.»
16 Major greenhouse gases Carbon Dioxide (CO 2) Carbon Dioxide (CO 2) Source: Fossil fuel burning, deforestationSource: Fossil fuel burning, deforestation Anthropogenic increase: 30 % Anthropogenic increase: 30 %
Average atmospheric residence time: 500 yearsAverage
atmospheric residence time: 500 years
Methane (CH 4)
Methane (CH 4) Source: Rice cultivation, cattle & sheep ranching, decay from landfills, miningSource: Rice cultivation, cattle & sheep ranching, decay from landfills, mining Anthropogenic increase: 145 % Anthropogenic increase: 145 %
Average atmospheric residence time: 7 - 10 yearsAverage
atmospheric residence time: 7 - 10 years Nitrous oxide (N 2 O) Nitrous oxide (N 2 O) Source: Industry and agriculture (fertilizers) Source: Industry and agriculture (fertilizers) Anthropogenic increase: 15 % Anthropogenic increase: 15 %
Average atmospheric residence time: 140 - 190 yearsAverage
atmospheric residence time: 140 - 190 years