7138
Known areas include southern British Columbia ( including Vancouver Island , north of Emerald Lake ) , and Cypress Hills in southwestern Saskatchewan as well as southwestern Alberta .
 British Columbia, Vancouver Island, Emerald Lake, Cypress Hills, Saskatchewan, Alberta
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: media, plant, vehicle, astronomical object, time, disease, animal, location, person, organization, mythical figure, food, biology, geographical phenomenon, instrument, event 
Text: {0} 
Answer:
 British Columbia, Vancouver Island, Emerald Lake, Cypress Hills, Saskatchewan, Alberta