关键词：地下能源的隐患 能源 本片 地下 結到 燃燒 探討
Documents opposition from across the political spectrum to the ubiquitous practice of fracking for natural gas, and investigates the health and environmental reasons behind it. Documents opposition from across the political spectrum to the ubiquitous practice of fracking for natural gas, and investigates the health and environmental reasons behind it.详情
