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Eastwards it merges into the Chukchi Shelf (of the Chukchi Sea) shared by Eurasia and North America (i.e., by Russia and the United States). Westwards it merges into the Barents Shelf of the Barents Sea. Also, the New Siberian Islands and the New Siberian Rift Basin define the 'New Siberian Shelf.'
Defense Mapping Agency topographical map of the Bering Strait, 1973. The similar cultures of peoples across the Bering Strait in both Siberia and Alaska suggest human travel between the two places ever since the strait was formed. [1]
A topographic survey is typically based upon a systematic observation and published as a map series, made up of two or more map sheets that combine to form the whole map. A topographic map series uses a common specification that includes the range of cartographic symbols employed, as well as a standard geodetic framework that defines the map ...
Defense Mapping Agency topographical map of the Bering Strait, 1973. From at least 1562, European geographers thought that there was a Strait of Anián between Asia and North America. In 1648, Semyon Dezhnyov probably passed through the strait, but his report did not reach Europe.
Map of the most populated area of Siberia with clickable city names (SVG) Comparison of the nine biggest Siberian cities' growth in the 20th century. The term "Siberia" has both a long history and wide significance, and association. The understanding, and association of "Siberia" have gradually changed during the ages.
The North American plate is a tectonic plate containing most of North America, Cuba, the Bahamas, extreme northeastern Asia, and parts of Iceland and the Azores.With an area of 76 million km 2 (29 million sq mi), it is the Earth's second largest tectonic plate, behind the Pacific plate (which borders the plate to the west).
Age of the bedrock underlying North America, from red (oldest) to blue, green, yellow (newest). Seventy percent of North America is underlain by the Laurentia craton, [5] which is exposed as the Canadian Shield in much of central and eastern Canada around the Hudson Bay, and as far south as the U.S. states of Michigan, Wisconsin, and Minnesota.
Most of Northwest Russia and Siberia has a subarctic climate, with extremely severe winters in the inner regions of Northeast Siberia (mostly Sakha, where the Northern Pole of Cold is located with the record low temperature of −71.2 °C or −96.2 °F), [30] and more moderate winters elsewhere.