This guest post is by Dr Grace Shephard, a postdoctoral researcher in tectonics and geodynamics at the Centre of Earth Evolution and Dynamics (CEED) at the University of Oslo, Norway. This blog entry describes the latest findings of a study that maps deep remnants of past oceans. Her open access study, in collaboration with colleagues at CEED and the University of Oxford, was published this week i ...[Read More]
Mapping Ancient Oceans
An example of a new map identifying potential chunks of ancient oceans now located deep inside Earth. A vote map at 1400 km depth has been projected to the surface, and is overlain with the position of the continents (grey-white) at around 120 Million years ago. Credit: G Shephard (CEED/UiO) using GPlates software.