Electricity and vehicles powered by fossil fuels have faced scrutiny from clean power advocates and state officials looking to slash carbon emissions in Minnesota. But the future of natural gas used to heat two-thirds of homes and power appliances has also become a growing subject of debate As environmentalists call to replace the fossil fuel with electricity in buildings, CenterPoint Energy, the largest gas utility operating in Minnesota, has been pushing to test RNG and other alternative fuels to bring down emissions….Supporters of CenterPoint’s pilot program, including the City of Minneapolis and the American Biogas Council, said RNG can create new positive uses for waste and could result in money for farmers. New investment could also lead to better technology and cheaper RNG in the future. More >>