A company in southern India has come up with a viable way for poor households to help themselves.<br /><br />The locally-made biogas plant, filled with bacteria found in the stomachs of cows, silently and odorlessly converts food waste and into gas.<br /><br />More than 20,000 homes in Kerala have installed the hand made plant, and the money they save pays off the machine in less than three years. <br /><br />Their home cooking, they say, tastes all the better for its green credentials. <br /><br />Al Jazeera's Tarek Bazley reports from Thiruvananthapuram, India, on a solution in India that's got plenty of merit when it comes to powering homes in areas of the developing world often beset by power cuts.
