What with the failure of the war on carbon dioxide to take hold, anti-energy zealots had to find another enemy — and this time, the enemy is methane from cow farts. (cfact.org)
Researchers have discovered that cow farts contribute a huge percentage of carbon emissions all over the globe. (natureworldnews.com)
People farts don't produce nearly as much methane as cow farts (and especially burps) do — most human farts actually contain no methane at all (Miller et al 1982). (acespace.org)