Category Archives: Energy

Will the President’s Clean Power Plan save consumers money?

by Dave Rutledge

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On August 3, President Obama declared that “under the Clean Power Plan, by 2030, renewables will account for 28% of our capacity,” and “will save the average American family nearly $85 on their annual energy bill in 2030.”

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President Obama’s Clean Power Plan

by Judith Curry

The effects of climate change are already being felt across the nation. In the past three decades, the percentage of Americans with asthma has more than doubled, and climate change is putting those Americans at greater risk of landing in the hospital.

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Intermittent grid storage

by Rud Istvan

From the utility grid perspective, a fundamental problem with wind and solar is intermittency.

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Driverless cars: the transportation revolution is coming

by Judith Curry

How driverless cars will change our lives.

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Deforestation in the UK

by Judith Curry

More wood being burnt from British woods than since industrial revolution. – David Rose

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Solar grid parity?

by Rud Istvan and Planning Engineer                                                 

There are many journal articles, media stories, NGO papers, and blogs claiming solar already has, or soon will, reach general grid parity. Grid parity  is when the cost of solar equals the cost of conventional electricity alternatives. It should also mean equal without subsidies like feed in tariffs (FiT), net metering, and tax credits.

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True costs of wind electricity

by Planning Engineer and Rud Istvan 

Wind turbines have become a familiar sight in many countries as a favorite CAGW mitigation means. Since at least 2010, the US Energy Information Agency (EIA) has been assuring NGOs and the public that wind would be cost competitive by now, all things considered. Many pro-wind organizations claim wind is cost competitive today.  But is it?

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