Sentences with phrase «overall global methane»
The researchers calculate that overall global methane emissions account for about 16.7 percent of total radiative forcing.
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Overall, the new measures would lower global anthropogenic emissions of methane by 50 % and of black carbon aerosols, also known as soot, by 80 %.
Overall, CO2 and methane tend to increase global ozone levels.
In other words, the U.S. is leading all industrialized nations in CO2 reductions — the greenhouse gas responsible for three - fourths of global warming, according to this report — and is also reducing methane emissions that represent a relatively minuscule contribution to the overall GHG radiative forcing (i.e. global warming) identified in this report.
Oleg Anisimov has calculated that, in the next 50 years, sustained thawing of Russian permafrost will increase the overall content of methane in the atmosphere by just 0.04 ppm and lead to a relatively low global temperature rise of 0.012 °C.