Cars, planes, trains: where do CO2 emissions from transport come from? (ourworldindata.org) 3 points by saintamh 6y ago ↗ HN
[–] blendo 6y ago ↗ Drag (physics): https://en.m.wikipedia.org/wiki/Drag_(physics)TL;DR: velocity is a killer
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[ 740 ms ] story [ 1286 ms ] threadTL;DR: velocity is a killer