So, methane-catching face masks for cows?

Farmed animals are a big contributor to global emissions, accounting for around 14.5% of greenhouse gases. Cattle farming for beef and dairy is the biggest problem, and with over a billion cows on the planet, it’s a major obstacle to a sustainable future. Some of the environmental impact of cattle farming is from producing the feed, but the trickiest bit is the animals themselves. There’s really no easy solution to the methane from cows. It’s just part of their digestion. They burp and fart a lo...