> Hence campuses that are 85% parking lot.
Yeah and that is nuts. We lose ridiculous amounts of valuable land for barely any productive use - every day Germany loses 39 ha for buildings and 8 ha for transportation infrastructure [1], which means streets and parking lots.
Loss of land is an externality that doesn't get priced in anywhere.
[1] https://www.umweltbundesamt.de/themen/boden-flaeche/bodenbel...