GEOGRAPHY THROUGH MAPS

Beaufort Sea

The Beaufort Sea lies north of Alaska, Yukon and the Northwest Territories. It is an Arctic marginal sea, receiving the Mackenzie River through a broad delta. Sea ice and a short open-water season shape marine ecosystems and access.

Fast Facts

  • Arctic Ocean, east of the Chukchi Sea.
  • Mackenzie freshwater and sediment enter from the Canadian coast.
  • Offshore petroleum resources are distinct from operating production; ice, costs and environmental constraints affect development.
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Geographical connections

Part of Visualize CSE, an interactive geography atlas for UPSC Civil Services (IAS) preparation.