FATBERGS
“A nice working environment” is not how most would describe a city sewer system, but to Rob Smith, “head flusher” at Thames Water, traversing the bowels of London has its upsides. Smith and his team of 39 flushers are responsible for unclogging sewer tunnels of “fatbergs”– congealed deposits of cooking oil and flushed waste that look as disgusting as they sound. Fatbergs are typically formed of…

Summer is just around the corner and that means outdoor movies, lazy days in the park, ice cream — and some sweltering heat. It isn’t always easy to escape from climbing temperatures. New York City only has 54 public …