Why is the New York City subway system so dirty?

A dirty, abandoned NYC subway station. flickr/regenmond New York City Comptroller Scott Stringer had a very noble, if naive, question in mind for his audit of the MTA's New York City Transportation Authority: Is the agency meeting its goals with subway cleanliness and hygiene? Put simply: no, it's not. read more

The New York City subway system is actually quite clean relative to just a few decades ago, when it was a very dirty, dark, dank and dangerous place to be. Cities generally spend their resources as a reflection of what their populace wants, which may account somewhat for the relative lack of cleanliness of the NYC subway system. read more

Often, people throw garbage or spit gum onto sidewalk, subway platforms. Also there are many homeless and mob in NYC area living Some subway stations are dirty because people doesn't help keep subway system clean and rodents come eat garbage on track, often causing delay. read more