Quote:
Originally Posted by Ecky
It doesn't hang around forever though - it breaks down into CO2 after a few decades.
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Less than that - the residence time is less than a decade. And as I keep trying to point out, biogenic methane is a natural part of the Earth's biosphere. It it wasn't being produced by cows - say they all were killed off by a vegan conspiracy - it would be produced by other animals, bacteria, wetlands, plants...