The US throws away between 30–40% of its food supply.
The US has policies that are outright hostile to mass-transit.
The US has policies that produce some of the ugliest and grossly inefficient suburban environments that have ever existed.
Sure, oil is a critical part of modern civilization, but we could still have modern civilization, and a hell of a better one at that with better policies that end up using far less oil.
> The US throws away between 30–40% of its food supply.
Not just the US, sadly. One of the reasons they do it is: transportation costs, and to avoid the attraction of the homeless as it is "bad for business" ("makes us look bad").