What is Cold wave?
'''Cold waves''' are [[weather]] incidents that involve cooling of [[temperature]]s and [[air]]. Cold waves can cause death and injury for animals, people and [[livestock]].<ref>{{cite web|title=The Cold Wave|publisher=The American Meteorological Society|url=http://glossary.ametsoc.org/wiki/Cold_wave|access-date=Jan 12, 2014}}</ref> Extreme [[winter]] cold causes [[freezing]] of water [[pipeline]]s if they are poorly [[insulation|insulated]]. [[Motor vehicle]]s often fail if the [[motor oil]] freezes or the [[antifreeze]] fails. Examples of cold incidents in the [[United States]] are 1994, during January of which almost 70 percent of the country, along with southern [[Canada]] saw intense cold spells. The [[2014 North American polar vortex]] created extremely cold temperatures across almost the whole United States and across Canada.<ref>{{cite web|title=Historic Freeze|date=6 January 2014 |publisher=[[CNN|CNN News]]|url=http://edition.cnn.com/2014/01/06/us/winter-weather/index.html|access-date=January 6, 2014}}</ref> The 2014 spell took close to two dozen human lives. ==References== <references/> [[Category:Weather]] [[Category:Cold]] {{weather-stub}}