Alberta is a province of Canada. With a population of 3,645,257 in 2011 and an estimated population of 4,082,571 as of January 1, 2014, it is Canada's fourth-most populous province and most populous of Canada's three prairie provinces. Wikipedia

Saskatchewan is a prairie province in Canada, which has a total area of 651,900 square kilometres and a land area of 592,534 square kilometres, the remainder being water area. Wikipedia