in this conditional, the if expression will test true. and, with no appointment necessary, you can walk in at a time that works best for you. these are the interesting thoughts swirling around in my mind. but my mind is far from easy. no country is immune to self-destruction. in 2025, the amount of waste generated by cities around the world is expected to reach 2.2 billion tons, up from 1.3 billion in 2012, according to the world bank, and the cost to manage that waste is likely to rise to $375.5 billion by 2025 from $205.4 billion in 2012. 