Canada is the second largest country in the world. Only Russia has a greater land aria. Canada extends across the continent of North America form new form land on the Atlantic coast to British Columbia on the Pacific coast. Canada is slightly larger than the United States its Southern neighbor but has only about a tenth as many people. About 28 million people live in Canada. About 80 percent live within 200 miles (320 kilometers) of the Southern border. Much of the rest of Canada is uninhabited of thinly populated because the country has rugged terrain and a severe climate.