I'm not disputing the claim. I simply didn't know it. Consider me one of today's "lucky 10,000". https://xkcd.com/1053/ https://xkcd.com/1053/ It is a shame th

I'm not disputing the claim. I simply didn't know it. Consider me one of today's "lucky 10,000". https://xkcd.com/1053/ https://xkcd.com/1053/ It is a shame this information is locked behind a paywall though. Telling people "your ecological footprint is massive" is fine, but better to understand how to reduce said footprint. I'm guessing this calculation is taking into account production fuel costs, food production, commuting gas, etc. North America, and the US in particular, has enjoyed externalized transaction costs for a long time.