tornadoes
type: Concept
definition: Atornado—also popularly known as a twister—is an atmospheric phenomenon associated with a supercell thunderstorm or hurricane. It consists of a small rapidly and violently rotating column of air—or vortex—extending continuously from a convective cumuliform cloud to the ground. [Source: Encyclopedia of Environment and Society; Tornadoes]
broader: natural disasters
broader: climatology
broader: climate

natural disasters
type: Concept
narrower: tornadoes

climatology
type: Concept
narrower: tornadoes

climate
type: Concept
narrower: tornadoes

concepts
type: Collection
type: ConceptGroup
member: tornadoes