is home to over 92 per cent, or 12.1 million, of Ontario's total population of 13.1 million people, compared to approximately 1 million in Northern Ontario. This is due to many factors, including the more arable land in the south, its more moderate climate, well-used transportation (water, land and air) routes, proximity to populated areas of the Northeastern and Midwestern United States, as well as a long history of settlement Toronto
, the two largest cities are increasingly home to a service and knowledge economy, although Toronto still has a strong industrial presence. Toronto is the site of the major Canadian banks and its heart has the financial sector, including the Toronto Stock Exchange. Ottawa, the national capital, has an economy heavily influenced by the public sector, including numerous private consultants. Some parts of Southern Ontario are heavily entwined with bordering cities in New York and Michigan, in terms of industry and people. The focus areas are the Niagara Region, Sarnia and Detroit-Windsor. Many people work and live on opposite sides of the border.