22 Jun '11, 3pm

IPCC Says Renewable Energy Could Be 77% of Global Energy Supply by 2050

IPCC Says Renewable Energy Could Be 77% of Global Energy Supply by 2050

Certain individuals have attempted to manufacture controversy about the 77% renewable penetration scenario (see the associated McManufactured Controversy post), but in reality it's not even a terribly aggressive target from a technological standpoint. For example, we have previously discussed the Ecofys plan to meet 100% of global energy demand with renewables by 2050, and the Jacobsen and Delucchi plan to meet 100% of demand with just wind, water, and solar energy in 2050 (also see the Advanced rebuttal to "Renewable can't provide baseload power" ). Compared to those plans, a 77% goal is relatively muted. It may be unrealistic from a political standpoint, but that question is beyond the scope of this report. According to SRREN, renewables are already developing rapidly. Of the 300 gigawatts (GW) of new electricity-generating power plants added globally from 2008 to 2009, ...

Full article: http://www.treehugger.com/files/2011/06/ipcc-renewable-en...

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