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Wind turbine payback: Environmental lifecycle assessment of 2-megawatt wind turbines -- ScienceDaily
sciencedaily.com/releases/2014/06/140616093317.htm |
Wind turbine payback period claimed to be within 8 months | Watts Up With That?
wattsupwiththat.com/2014/06/16/wind-turbine-payback-period-claimed-to-.. Link by Craig |