For me the most important issue that needs to be solved right now is the increasing urban sprawl and the car dependent neighborhoods. It causes social isolation. Maintaining infrastructure like roads and electricity, is causing a strain on the economy for local municipalities. Not to mention the disastrous effect car based transportation has on the environment. I am a fullstack developer living in Norway. Last year I…
> It causes social isolation. What is it about suburbs in particular that causes social isolation?
There are a number of good books on how the built environment affects our social life, if you're interested. It's not specifically about suburbs but "Palaces for the People" by Eric Klinenberg is one of my favorites that covers a lot of this sort of thing.