So CH4 breaks down rather quickly in the atmosphere. If we were to eliminate CH4 emissions completely, then within a decade there would be virtually no CH4 left

So CH4 breaks down rather quickly in the atmosphere. If we were to eliminate CH4 emissions completely, then within a decade there would be virtually no CH4 left in the atmosphere. Also when you say "reduce warming" do you mean "reduce global temperatures" or "reduce the rate of increase in global temperatures?" I think the article means the latter..