Fascinating news about plate tectonics broke this week, but until today I haven’t been able to grasp it well enough for a post. Basically, boffins
No, not moss, lichen, and grass. Plate tectonics! That split in the ground of Iceland shown above is where two tectonic plates are spreading apart.
Gakkel Rise, between Greenland and Siberia, is named after the Soviet geoscientist who first mapped the Arctic Ocean’s floor. It’s a long, underwater mountain range