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Green Jobs

What Matters Like many of you, I want to "make a difference." I have felt this way as long as I can remember. After my first child was born, it became almost an obsession to…

The Problem of Growth

Stuart Staniford proposed a “way forward” for humanity in his article Powering Civilization to 2050. This article proposes an alternative vision: instead of trying create continual, technological stop-gaps to the demands of growth, we must…

How To Make Money on Energy Efficiency

How can the power companies that now make money selling electricity make money instead by helping Americans conserve energy? It's a question that pervades the impending transformation to a low-carbon energy economy. Power plants, already…

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Andris Piebalgs on Bio Fuels

This week European Energy Commissioner, Andris Piebalgs, moves the debate onto the key issue of bio-fuels. The comment I left on his blog pursued the theme of EroEI and energy efficiency. If you feel strongly…

Food to 2050

Average United States yields per unit area for various crops, 1900-2007. Yields are expressed as a multiplier of the 1900-1935 average. Source: National Agricultural Statistics Service. [break] This post continues an exercise I began a…