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Europa: Two Takes on Plate Tectonics

5 Dec 2017, 18:12 UTC
Europa: Two Takes on Plate Tectonics Noah Kroese, I.NK.
(200 words excerpt, click title or image to see full post)

Could plate tectonics occur on Europa? It’s an intriguing notion because the surface crust of the Saturnian moon offers oxidants and other chemicals useful for life. The process called subduction, in which a tectonic plate slides underneath another plate and sinks, would offer a way for these materials to come into contact with the subsurface ocean. We would have, in other words, a first-class mechanism for feeding the ocean with nutrients.

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