LOS ANGELES, June 18 (Reuters) – The US waste-management industry has become a darling of environmentally minded investors for its work in recycling trash and harvesting gases from landfills as an alternative fuel. Leading firms Waste Management Inc (WM.N) and Republic Services Inc (RSG.N) are included in the Dow Jones Sustainability World Index, a benchmark … Continue reading Methane menace: Aerial survey spots ‘super-emitter’ landfills