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4 October 2017
New study explains how continents leave their roots behind
In some areas of the seafloor, a tectonic mystery lies buried deep underground. The ocean floor contains some of the newest rock on Earth, but underneath these young oceanic plates are large swatches of much older continents that have been dislocated from their continental plates and overtaken by the younger, denser oceanic plate. Researchers have been puzzled by this phenomenon for some time: how does a continental plate leave some of itself behind?
GeoSpace is a blog on Earth and space science, managed by AGU’s Public Information staff. The blog features posts by AGU writers and guest contributors on all sorts of relevant science topics, but with a focus on new research and geo and space sciences-related stories that are currently in the news.