Australian researchers have found that tire wear and tear is a major contributor to urban waterway pollution, producing particulate matter that includes microplastics. But, they also found that there are effective ways of reducing this type of pollution, which can affect the health of the…
Maybe in the cities. However in the 20s, for rural areas, Horse and carts were still in use. Automobiles replaced them.
A lot of rural areas built walkable town centres which still exist today. But sure, some areas will always need cars. That said, over 80% of the population of US and Canada today lives in urban areas, so let’s at least work on that 80%. It doesn’t have to be all or nothing.