Western Canada  search
BTCanada
 .Western Canada
NTAlberta
 Assiniboine River
 Assiniboine River valley
 Athabasca District
 British Columbia
 Canadian Cordillera
 Canadian Rocky Mountains
 Cornwallis Island
 Kicking Horse River valley
 Lake Athabasca
 Mackenzie District Northwest Territories
 Manitoba
 Reindeer Zone
 Saskatchewan
 Saskatchewan River
 South Saskatchewan River
 Yukon Territory
RTFranklin District Northwest Territories
 Keewatin District Northwest Territories
 Peace River
 Souris River basin
 Western Canada Basin
SNBefore 1998, included Northwest Territories. Also search Northwest Territories if applicable. Added to Thesaurus in 1981.
Western Canada Basin  search
BTNorth America
 .Western Canada Basin
RTUnited States
 Western Canada
SNSedimentary basin extending from W-central Canada into N-central United States. Petroleum and coal resources. Indexed with provinces and/or states as applicable. Added to Thesaurus in 1993.