One of the most important externalities of the consumption of fossil fuels is the cost of war. By that, we mean a combination of the hard costs of operating (by far) the world’s largest military, but also the horrific loss …
Re: the meme here, a friend writes, “I haven’t verified it, but I believe it.” Yes, that’s about right. In round numbers we have: $6 * 1012 / (2 * 101 years * 104 hours/year) = 3 * 107 = …