Echosounder showing methane bubbles rising from sediment to the ocean surface in the Laptev Sea, Arctic Ocean. (IMAGE)

Proceedings of the National Academy of Sciences

Echosounder showing methane bubbles rising from sediment to the ocean surface in the Laptev Sea, Arctic Ocean.

Caption

Echosounder showing methane bubbles rising from sediment to the ocean surface in the Laptev Sea, Arctic Ocean.

Credit

Image credit: Denis Chernykh (Pacific Oceanological Institute, Vladivostok, Russia)

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