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Intermittent Renewables Can’t Favorably Transform Grid Electricity

Author(s): Gail Tverberg
Editor / Researcher
OurFiniteWorld.com
Date: September 20, 2016 at 9:30 AM

Many people are hoping for wind and solar PV to transform grid electricity in a favorable way. Is this really possible? Is it really feasible for intermittent renewables to generate a large share of grid electricity? The answer increasingly looks as if it is, “No, the costs are too great, and the return on investment would be way too low.” We are already encountering major grid problems, even with low penetrations of intermittent renewable electricity, which in the U.S. was 5.4% of 2015 electricity consumption. In fact, I have come to the rather astounding conclusion that even if wind turbines… [more]

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