Our current cities and why they stink Highways, stroads (which are streets and roads combined), and cars. This is the the city a regular North American lives in. North American cities are designed in such a way that the only option to travel is by car. This is absolutely bad for the environment because there are still gas cars that emit air and noise pollution. So then, just switch to electric vehicles, right? Well, not so fast. First of all, that requires A LOT of lithium mining, and that is absolutely bad from the environment, and when you let electric cars go at high speeds, the noise pollution is basically indistinguishable from gas cars. The outrageous thing about most shops in North America is that the parking lots are bigger than the shops, which absolutely shows that North America is in a crazy love with cars, and that's just bad. What is a stroad? In the last section, you heard me say the word stroad. Now to understand what a stroad is, we need to understand what a street ...