In a land famous for cutting-edge agricultural technology, one Israeli farmer gets his sustainable ecological solutions not from a computer – he doesn’t own one – but from the backside of his cows. That’s right: We’re talking about methane, the odiferous, climate-changing “greenhouse gas” produced by the digestive systems of livestock. One cow emits 150 to 200 liters of methane gas every day in the form of farts and feces. Large farms often have sophisticated…