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in title, tags, annotations or urlHow Fast Could You Travel Across the USA in the 1800s? (Check Out These Old Maps) : Tre... - 0 views
http://www.uctc.net/papers/658.pdf - 0 views
How Coal Brought Us Democracy, and Oil Ended It: Lessons from the New Book "C... - 0 views
Roger Revelle's 1980 Discussion of CO2 and Climate Risks - NYTimes.com - 0 views
ORBIS - 0 views
Galactic-Scale Energy | Do the Math - 0 views
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