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> the CO2 produced by methane is not counted toward methane’s overall climate impact It definitely is in some contexts. It's often cited in CO2 equivalent over
by tejohnso 4y ago
> the CO2 produced by methane is not counted toward methane’s overall climate impact
It definitely is in some contexts. It's often cited in CO2 equivalent over time. Methane start off to be something like 80 times more potent as a greenhouse gas than CO2. Then as it decays to CO2 its impact is that of CO2 but time has to be accounted for. So for every ton of methane, you can estimate an equivalent CO2 tonnage over then next, say, 50 years.
A quick search for methane co2 equivalent reveals a site claiming methane has 25 times more global warming potential than CO2 over 100 years.
- dr_dshiv 4y agoHere is a source explaining why the CO2 produced by methane isn’t counted in estimates of global warming potential. It seems to come down to the different calculations required for anthropogenic sources. https://ghginstitute.org/2010/07/13/what-is-different-about-methane-ch4-emissions-the-forgotten-co2-in-ghg-emissions-accounting/ https://ghginstitute.org/2010/07/13/what-is-different-about-...