Literally, in order for a vortex to be classified as a tornado, it must be in contact with the ground and the cloud base. Weather scientists haven't found it so simple in practice, however, to classify and define tornadoes (per this essay by Doswell).
Bikini Island, 2015. Credit: Emlyn Hughes. (Phys.org)âA team of researchers from Columbia University in New York has found that all of the Marshall Islands involved in nuclear tests by the U.S. are now habitable, except for Bikini Atoll.
Known as the Magical Island Moorea is one of French Polynesias most inspiring destinations. Sofitel Moorea Ia Ora Beach Resort sits on a crystal clear lagoon with white sand beach and at its back jagged green mountain reaching into the clouds.