On Wednesday, January 16, 2019 at 11:12:57 AM UTC-5, RichA wrote:
https://www.bbc.com/news/science-environment-46862486

And the US could still build such a thing, except for all the wasteful projects such as the "bullet train," for example:

https://www.foxnews.com/politics/fed...t-bullet-train

It would save a few hours over driving on a trip from LA to SF but won't go from San Diego to Phoenix. If you're in THAT much of a hurry, you can fly, at a cost to the environment, but not your conscience, if you are a hypocritical greenie.