ent"What we know and don’t know about tornado formation", Physics Today, September 2014U.S. Billion-dollar Weather and Climate DisastersvteCyclones and anticyclones of the world (Centers of action)ConceptsAnticyclonic stormStormHigh-pressure areaLow-pressure areaRapid intensificationCentral dense overcastAnnular tropical cycloneBar (tropical cyclone)SuperstormHypercaneTropical cyclones and climate changeAnticycloneNorthern HemisphereNorth Polar HighSiberian HighAzores HighNorth American HighNorth Pacific HighRidiculously Resilient RidgeSubtropical ridgeSouthern HemisphereSouth Polar HighSouth Atlantic HighSouth Pacific HighKalahari HighAustralian HighSubtropical ridgeCycloneSynoptic scale PolarNorth Polar lowSouth Polar lowසැකිල්ල:Extratropical cyclonesSubtropicalKona stormAustralian east coast LowLake Huron cycloneMediterranean tropical-like cycloneThermalTropical (Outline) Atlantic hurricaneCape Verde hurricanePacific hurricaneTyphoonNorth 