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Beringia sea levels (blues) and land elevations (browns) measured in metres from 21,000 years ago to present. Beringia is defined today as the land and maritime area bounded on the west by the Lena River in Russia; on the east by the Mackenzie River in Canada; on the north by 72° north latitude in the Chukchi Sea; and on the south by the tip of the Kamchatka Peninsula. [1]
Figure 2. Schematic illustration of maternal (mtDNA) gene-flow in and out of Beringia (long chronology, single source model). The Ancient Beringian (AB) is a human archaeogenetic lineage, based on the genome of an infant found at the Upward Sun River site (dubbed USR1), dated to 11,500 years ago. [1]
Both humans and Arctodus are first dated to ~50,000 BP in Beringia, both from sites in the Yukon, and co-existed until Arctodus went extinct in Beringia ~23,000 BP during the Last Glacial Maximum. This co-existence continued through the regional extinction of other Beringian predators such as cave lions, brown bears and saber-tooth cats . [ 108 ]
Satellite image of Bering Strait. Cape Dezhnev, Russia, is on the left, the two Diomede Islands are in the middle, and Cape Prince of Wales, Alaska, is on the right. The Bering Strait is about 82 kilometers (51 mi) wide at its narrowest point, between Cape Dezhnev, Chukchi Peninsula, Russia, the easternmost point (169° 39' W) of the Asian continent and Cape Prince of Wales, Alaska, United ...
The Bering Land Bridge (aka Beringia), which intermittently connected Alaska (Northern America) with Siberia as sea levels rose and fell under the effect of ice ages Land bridges of Japan , several land bridges which connected Japan to Russia and Korea at various times in history
Beringia once spanned the Chukchi Sea and the Bering Sea, joining Eurasia to North America. The Beringian wolf is an extinct population of wolf ( Canis lupus ) that lived during the Ice Age . It inhabited what is now modern-day Alaska , Yukon , and northern British Columbia .
But while the human migration happened only 20,000 years ago and appears to be mostly unidirectional, cats appear to have migrated back and forth as many as 10 times beginning nine million years ...
30,000–11,000 B.C. – First native peoples enter North America from Asia via Beringia.; 11,000 B.C. – Disappearance of the land bridge between North America and Asia. 5000 B.C. – Beginning of agriculture in the Tehuacán Valley matorral.