winter storms
type: Concept
definition: In many places around the world, heavy snow and ice accumulations may result from winter storms, bringing transportation to a halt and cutting power to affected populations. The primary weather phenomenons by which winter storms occur—and that affects the largest population and geographical area—are extratropical cyclones and fronts, whereas lake-effect and mountain snowstorms may cripple local regions. [Source: Encyclopedia of Disaster Relief; Winter Storms]
broader: natural disasters

natural disasters
type: Concept
narrower: winter storms

concepts
type: Collection
type: ConceptGroup
member: winter storms