France has banned short-haul flights to destinations where the same journey can be made by train in under 2.5 hours. https://www.bbc.com/news/world-europe-65687665
France bans short-haul flights to cut carbon emissions

All domestic air routes are stopped where the same journey could be made by train in under 2.5 hours.

@kottke Wow! Imagine living in a country with a functioning rail network. There was some talk about a high speed rail connection between Tucson, Phoenix, and Las Vegas ... my wife is boarding a SW flight from Tucson to Las Vegas tonight, come to think of it.