美国的两份报告试图戳破天然气清洁、绿色的名声,指出急速发展大规模、非常规的天然气资源开采,可能会比采矿和燃烧煤炭更容易使地球变暖天然气一贯被认为能够减少国家对于“肮脏”的化石燃料的依赖,从而降低温室气体排放量,减轻温室效应。然而,近期有报告宣称,天然气可能并不像支持者口中所说的那样清洁。正当美国天然气产量上扬,华盛顿将其视作美国未来能源重要组成部分的时候,两份报告试图戳破天然气清洁、绿色的名声。他们认为国家急速 Two reports by the United States attempt to stamp out the clean, green fame of natural gas, pointing to the rapid development of large-scale, unconventional natural gas extraction that could potentially make the planet warmer than mining and burning coal. Natural gas has long been perceived as reducing national “ ”Dirty" fossil fuel dependence, thereby reducing greenhouse gas emissions and mitigate the greenhouse effect. However, recent reports have claimed that natural gas may not be as clean as the proponents said. At a time when U.S. natural gas production is rising and Washington sees it as an important part of the future energy of the United States, both reports attempt to stamp out the clean, green reputation of natural gas. They think the country is fast