America’s mix of energy sources, throughout its entire history: https://t.co/0GVPPUQUVq pic.twitter.com/TAkTDUYeiS
— FiveThirtyEight (@FiveThirtyEight) January 18, 2016
Peak coal was long ago
25 Feb 2016 Leave a comment
in economic history, energy economics Tags: coal prices, Oil prices, peak oil
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