A good start is fixing our land-use regulation in the US to:
* Allow apartments https://www.sightline.org/2019/11/27/end-apartment-bans-to-s...
* Allow things people need day to day near where they live: https://www.strongtowns.org/journal/2018/2/6/complete-neighb... - if they still have to drive, it won't be as far, and more people will be able to walk and bike.