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The Continental Divide in North America in red and other drainage divides in North America The Continental Divide in Central America and South America. The Continental Divide of the Americas (also known as the Great Divide, the Western Divide or simply the Continental Divide; Spanish: Divisoria continental de las Américas, Gran Divisoria) is the principal, and largely mountainous ...
Proto-Laurasia and proto-Gondwana were separated by the Proto-Tethys Ocean. Proto-Laurasia split apart to form the continents of Laurentia, Siberia, and Baltica. Baltica moved to the east of Laurentia, and Siberia moved northeast of Laurentia. The split created two oceans, the Iapetus Ocean and Paleoasian Ocean. [30]
An island can also be entirely oceanic while still being associated with a continent by geology (e.g. Bermuda, the Australian Indian Ocean Territories) or by common geopolitical convention (e.g. Ascension Island, the South Sandwich Islands). Another example is the grouping into Oceania of the Pacific Islands with Australia and Zealandia.
Major continental divides, showing drainage into the major oceans and seas of the world. Grey areas are endorheic basins that do not drain to the ocean.. A continental divide is a drainage divide on a continent such that the drainage basin on one side of the divide feeds into one ocean or sea, and the basin on the other side either feeds into a different ocean or sea, or else is endorheic, not ...
Since the 1950s, [17] however, North America and South America have generally been considered by English speakers as separate continents, and taken together are called the Americas, or more rarely America. [18] [19] [3] When conceived as a unitary continent, the form is generally the continent of America in the singular.
Vasco Núñez de Balboa, a Spanish conquistador, was the first European to reach the Pacific Ocean on 25 September, 1513, then called the "South Sea" as it was on the south side of the Isthmus. Balboa had heard of a second ocean on the other side of the Isthmus from natives while sailing along the Caribbean coast. [12]
The map of North America with the Western Interior Seaway during the Campanian. The Western Interior Seaway (also called the Cretaceous Seaway, the Niobraran Sea, the North American Inland Sea, or the Western Interior Sea) was a large inland sea that split the continent of North America into two landmasses for 34 million years.
Northern America—the northern region of the North American continent, including Canada, the United States, Greenland, Saint-Pierre and Miquelon, and Bermuda. Latin America and the Caribbean-extending from The Bahamas and Mexico to Argentina and Chile. Central America—the countries south of Mexico and north of Colombia. The Caribbean.