Trade and economics have motivated the majority of Canadians to live within 100 miles of Canada's southern border. Within 100 miles of Canada's Atlantic coast. Within 100 miles of Canada's Pacific coast. Within 100 miles of Canada's northern border.

Commercial agriculture consists of raising food for trade and profit, while subsistence agriculture focuses on -- a. providing the basic needs of the farmer's family b. providing the basic needs of the neighboring communities c. creating more arable land for future use d. obtaining subsidies from governments and corporations