Monthly Archives: January 2011

When Life Nearly Died. The greatest mass extinction of all time

[ Benton shows why it was probably lava flows, not impact from meteors that caused the Permian extinction. I don’t know why everyone isn’t reading whatever they can find on the greatest mass murder of all time — the Permian … Continue reading

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How to improve railroad fuel efficiency

[ Below are excerpts from this 70 page report. It is hard to find documents on reducing oil consumption through energy efficiency, most papers concentrate on greenhouse gas emissions, which usually lowers energy efficiency, or how to grow roads, rail … Continue reading

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