It's time to get serious about cow farts

And burps

Is this humanity’s deadliest foe? Picture via Encylopedia Britannica/Adstock RF

The COP 26 summit is due to begin in Glasgow next month and all the signs are that it will be, like humanity itself, an embarrassing failure. Nonetheless, the Prime Minister will be looking to secure optic victories, perhaps by ad-libbing a joke about global warming he’s been…