New study examines 2017-2018 Thomas Fire debris flows

Shortly before the beginning of the 2017-2018 winter rainy season, one of the largest fires in California (USA) history (Thomas fire) substantially increased the susceptibility of steep slopes in Santa Barbara and Ventura ...

New study of the 2014 Oso landslide

As a compelling example of a large-mobility landslide, the 22 March 2014 landslide near Oso, Washington, USA, was particularly devastating, traveling across a 1-km-plus-wide river valley, killing 43 people, destroying dozens ...

Mysterious eruption came from Campi Flegrei caldera

The caldera-forming eruption of Campi Flegrei (Italy) 40,000 years ago is the largest known eruption in Europe during the last 200,000 years, but little is known about other large eruptions at the volcano prior to a more ...

Post-wildfire step-pool streams

Boulder, Colo., USA: Steps and pools are among the most stable and functionally important features in the mountain river landscape. Their stability is important for dissipating stream energy, withstanding ordinary floods ...

The solid Earth breathes

The solid Earth breathes as volcanoes "exhale" gases like carbon dioxide (CO2)—which are essential in regulating global climate—while carbon ultimately from CO2 returns into the deep Earth when oceanic tectonic plates ...

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