A couple of things about your review, the green tinge you see is meant to be there to show how polluted the atmosphere has become.
Remember as shown by the opening titles how America has become so over populated so its possible to have 40 million in NY.
What resources are left for cops uniform's? the world is choking itself to death the only people with better clothes are the rich all the rest have bland, second hand clothing.
The Book is a very educated person most people who are educated in the film are old, Heston's generation in the film have never been to school!