Fig. 1.
Just 0.5% of the labile carbon contained in the upper 3 m of the soils in Northern Siberia and the North Slope of Alaska equals the total mass of carbon released worldwide to the atmosphere as CO2 by the extraction, distribution, and combustion of fossil fuels. Insert: structure of methane clathrate and its combustion. CDIAC: Carbon Dioxide Information Analysis Center (US Department of Energy); EIA: US Energy Information Administration; scenarios A1–B2 according to [11]. Reprinted from [10], Open Access Article licensed under a Creative Commons Attribution 3.0 Unported Licence, DOI: 10.1039/C7CP08331A.