cuts down carbon footpriunt which in the long run ll help cut down temperatures

There's a lot more low hanging fruit with higher payoff than optimizing all rail in the USA.

Also, a guess, but I think you might benefit from checking out the actual size of countries vs the Mercator projection size of countries.

If we are in the long run stabilising that would be already a win. Until the temperatures go down it will be a long, long, long time if ever. So temperatures will go up and we have to adjust. The scale of required adjustments is not understood yet and the increasing number of surprising needs to adjust is scary.

If we get to a point where direct sunshine all afternoon isn't hot, we're going to be in a big block of ice.

there’s a genius here, the crème de la crème of today’s thinkers