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Channel: renewable energy – Peak Energy & Resources, Climate Change, and the Preservation of Knowledge
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Out of time: 50 years to make a transition, 210 years at the current rate

If transportation is to be electrified, then electric generation and the electric grid must be doubled, or even tripled. So by Cobb’s calculation, that would push back the transition time to...

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Is there enough renewable energy to replace fossil fuel electricity generation?

NREL. July 2012. U.S. Renewable Energy Technical Potentials: A GIS-Based Analysis. National Renewable Energy Laboratory. This document is a thought experiment that uses GIS mapping to estimate how much...

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When Trucks Stop Running, So Does Civilization. Energy and the Future of...

When Trucks Stop Running, So Does Civilization. Energy and the Future of Transportation. January 16, 2016   by Alice Friedemann    www.energyskeptic.com Also see: When Trucks Stop Running: Table of...

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Federal government subsidies, tax breaks, costs of renewable and fossil...

[ I’m far more interested in the energy returned on invested than money since that’s what really matters.  So I often stopped taking notes, and didn’t organize them. But the tables and figures give you...

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Power density of biomass, wind, & solar take too much land to replace fossil...

Preface. Vaclav Smil writes “The fact that wind, solar, and biomass have incredibly low energy density per square meter means that a fully renewable system to replace the 320 GW of fossil fueled...

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The Green New Deal is not a solution for the real problem: Overshoot

Preface.  Seibert & Rees’ paper is very important.  And also well-written, unlike the usual scientific jargon perfect for putting you to sleep at night.  It’s short too. In just 13 pages Siebert...

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