flatulence

Methane is a potent greenhouse gas, 20 times more powerful than carbon dioxide at trapping heat. New Zealand scientists have developed a vaccine to cut down on livestock flatulence, which should help farmers avoid a proposed “flatulence tax” on the methane their livestock produces.

 A team of Japanese boffins may have accidentally struck gold in the fight against global warming: they believe they have devised a way to neutralise the perilous belches of 1.5 billion cows.