Origins of Earth’s most powerful ocean current revealed

It transports far more than 100 times as much water as all of the Earth’s rivers combined: The Antarctic Circumpolar Current rushes around the southern continent unhindered by land masses and is therefore a fundamental component of the climate system. In a recent study published in the journal Proceedings of the National Academy of Sciences, a research team led by the Alfred Wegener Institute describes how and when this mighty ring current developed in Earth’s history.

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