Sixty-five million years ago, in the waning days of the dinosaurs, when India was still floating alone near Madagascar, an upwelling of hot rock from deep in the Earth’s mantle called a plume broke through the continent, depositing a 2-kilometer-thick blanket of volcanic material that can still be seen today. This spawned a chain of volcanic islands that now decorate the floor of the Indian Ocean. That’s the hypothesis anyway. And Karin Sigloch is determined to test whether it’s true. (Kar
GEO grad student Nathan W. Eichelberger is a recipient of an Outstanding Student Paper Award (OSPA) by the American Geophysical Union (AGU) at their 2013 Fall Meeting in San Francisco.