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Re:Observation-based early-warning signals for a collapse of... by rbanffy on Saturday August 07, 2021 @04:53AM (#28097029)
> That strikes me as close-to-impossible for industrialized nations to achieve. A round-trip flight from NYC to SF emits 1.5 metric tons per passenger.

High speed rail may help here. It won’t be faster than planes anytime soon, but if you factor the TSA lines and delays in lounges, it may be a lot more comfortable for shorter routes like NYC to Chicago.

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