25 May '11, 3am

The Clean Fossil Fuel? Natural Gas Under Fire | Alternative Energy

The Clean Fossil Fuel? Natural Gas Under Fire | Alternative Energy

It’s for these reasons, among others, that many experts and policymakers have proposed switching to natural gas as a “bridge fuel” to immediately reduce greenhouse gas emissions while we undertake the much larger and long-term project of ramping up the percentage of our energy generated from renewables, which is currently about 7 percent . (Most of the that renewable energy is hydroelectric and biomass, to boot.) Still, there’s another side to the story: recent research on the lifecycle of natural gas, from the moment we remove it from the ground to the moment it’s burned, has challenged assumptions about its climate-friendliness. At base, economic and policy assumptions about whether we can use natural gas to reduce emissions in the short-term depend on what we know about the effects of its extraction and use on the atmosphere. A controversial paper Methane, the primary c...

Full article: http://www.altenergystocks.com/archives/2011/05/the_clean...

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