Southern Ocean - National Geographic officially recognises 'new' ocean, here's all you need to know

The National Geography in a report said that while other oceans are identified by the region they surround, the Southern Ocean is defined by its current.

On World Oceans Day, the National Geographic announced that it would acknowledge a fifth ocean - the Southern Ocean. Thus far four oceans have been known: Atlantic, Pacific, Indian, and Arctic. “The Southern Ocean has long been recognized by scientists, but because there was never agreement internationally, we never officially recognized it,” National Geographic Society Geographer Alex Tait said in a report on published on National Geographic's official website. Notably, while other oceans are identified by the region they surround, the Southern Ocean is defined by its current, the National Geography said in a report.