In the islands off Papua New Guinea, the rocks are giving rise to new ideas about the ways mountain chains form. A new scientific model shows how two seemingly opposite processes can take place in the same region.
Mountain building Archives - State of the Planet
Geologist John Templeton recently spent a year on Norway’s west coast trying to understand how rocks now at the surface made an epic journey deep into Earth’s interior and back during the growth and subsequent collapse of the ancient Caledonian mountains. Check out a photo essay describing his work.