The hidden ways ocean currents change our world, with Helen Czerski
Instant Genius
00:00
The Blue Machine: How the Ocean Shapes Our World
In the North East Pacific, there is an underwater sort of surveillance system for a series of underwater volcanoes. At some points, that volcano is going to erupt and this time we'll actually see it. Helen Chesky's new book about how the ocean shapes our world comes out later this week.
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