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5,599,077 km 2 (2,161,816 sq mi) Canada has a vast geography that occupies much of the continent of North America, sharing a land border with the contiguous United States to the south and the U.S. state of Alaska to the northwest. Canada stretches from the Atlantic Ocean in the east to the Pacific Ocean in the west; to the north lies the Arctic ...
The Canada–United States border is the longest international border in the world. [a] The boundary (including boundaries in the Great Lakes, Atlantic, and Pacific coasts) is 8,891 km (5,525 mi) long. The land border has two sections: Canada's border with the contiguous United States to its south, and with the U.S. state of Alaska to its west.
A map of North America's physical, political, and population characteristics as of 2018. North America is a continent [b] in the Northern and Western Hemispheres. [c] North America is bordered to the north by the Arctic Ocean, to the east by the Atlantic Ocean, to the southeast by South America and the Caribbean Sea, and to the west and south by the Pacific Ocean.
The term "United States," when used in the geographical sense, refers to the contiguous United States (sometimes referred to as the Lower 48, including the District of Columbia not as a state), Alaska, Hawaii, the five insular territories of Puerto Rico, Northern Mariana Islands, U.S. Virgin Islands, Guam, American Samoa, and minor outlying possessions. [1]
The physiographic regions of the contiguous United States comprise 8 divisions, 25 provinces, and 85 sections. [1] The system dates to Nevin Fenneman 's report Physiographic Divisions of the United States, published in 1916. [2] [3] The map was updated and republished by the Association of American Geographers in 1928. [4]
T. L. McKnight, Regional Geography of the United States and Canada (1992) S. Birdsall, Regional Landscapes of the United States and Canada (4th rev. ed. 1992) T. Flannery, The Eternal Frontier: An Ecological History of North America and Its Peoples (2001) A. Taylor, American Colonies (2001).
Its border with the United States is the world's longest international land border. The country is characterized by a wide range of both meteorologic and geological regions. It is a sparsely inhabited country of just over 41 million people, the vast majority residing south of the 55th parallel in urban areas.
A detailed map of watersheds in North America; A detailed overview of isolated wetlands from the USFWS Archived 2006-05-15 at the Wayback Machine; Detailed article, maps, and boundary data from The National Atlas of the United States; Parting of the Waters: a creek that flows to two oceans