New Geosphere article examines massive 2014 Colorado avalanche

On 25 May 2014, a rain-on-snow-induced rock avalanche occurred in the West Salt Creek valley on the northern flank of Grand Mesa in western Colorado (United States). The avalanche mobilized from a preexisting rock slide in ...

Meeting face-to-face with El Capitan

Granitic rocks make up much of Earth's continental crust and many of the planet's most iconic landscapes. However, granite's formation is poorly understood because it happens tens of kilometers below the surface. In this ...

New Grand Canyon age research focuses on western Grand Canyon

The age of the Grand Canyon (USA) has been studied for years, with recent technological advances facilitating new attempts to determine when erosion of this iconic canyon began. The result is sometimes conflicting ages based ...

Geothermal energy, aluto volcano, and Ethiopia's rift valley

In their open access paper published in Geosphere this month, William Hutchison and colleagues present new data from Ethiopia's Rift Valley and Aluto volcano, a major volcano in the region. Aluto is Ethiopia's main source ...

Unaweep Canyon and Earth's deep-time past

Unaweep Canyon is a puzzling landscape—the only canyon on Earth with two mouths. First formally documented by western explorers mapping the Colorado Territory in the 1800s, Unaweep Canyon has inspired numerous hypotheses ...

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