What are hurricanes and how do they relate to global warming

There are mixed views on the relationship between global warming and hurricanes. So far, no evidence has been found to support this relationship. Whenever there is an extraordinary phenomenon that is supposed to be related to climate change, a precedent occurs, often 50, 100 or more years ago, when global warming, the main factor in climate change, was not a issue. However, with the recent Hurricane Irma (Sep-2017), there was a fact that had never happened. For the first time a cyclone acquired category 5 in the Atlantic Ocean, before reaching the Caribbean…