Portal:Earth sciences/DYK/22

Gongnyong Ridge

... that Gongnyong Ridge (pictured) in Seoraksan National Park, South Korea, acquired its name (lit. 'Dinosaur Ridge') from its peaks looking as "vigorous and dynamic as a dinosaur rising from the ground"?
... that Galán, one of the largest exposed calderas in the world, contains the Laguna Diamante lake, where life has to tolerate extreme environmental conditions?
... that a volcanic field in Death Valley formed only about 2,100 years ago?
... that the many lakes in the Nancy Lake State Recreation Area were created during the retreat of glaciers 9,000 years ago?
... that in the early history of the Earth's crust, the dichotomy between oceanic crust and elevated continental crust may have been caused by a massive meteorite bombardment?
... that the underwater Ujlān volcanic complex in the Marshall Islands is a potential site for cobalt mining?