NOAA report called the same they’re the same thing National Oceanic and Atmospheric Administration where they occur in the world NOAA report up to 11 percent by the end of the century the map on Antarctic National Ocean Service where they happen NOAA (National Oceanic and Atmospheric Administration) http://oceanservice.noaa.gov/facts/cyclone.html http://oceanservice.noaa.gov/facts/cyclone.html http://oceanservice.noaa.gov/facts/cyclone.html where they occur in the world http://oceanservice.noaa.gov/facts/cyclone.html http://oceanservice.noaa.gov/facts/cyclone.html http://oceanservice.noaa.gov/facts/cyclone.html http://oceanservice.noaa.gov/facts/cyclone.html where they occur in the world http://oceanservice.noaa.gov/facts/cyclone.html National Ocean Service cyclones and hurricanes different names for the same phenomenon are all different regional names the same oceanservice.noaa.gov different names for the same phenomenon http://oceanservice.noaa.gov/facts/cyclone.html they’re the same thing