Tag Archive for 'Volcanism'

An artist’s impression of the ‘Snowball Earth.’ Image credit: Oleg Kuznetsov, http://3depix.com / CC BY-SA 4.0.

Low Volcanic Carbon Dioxide Emissions Triggered Sturtian ‘Snowball Earth’ Glaciation: Study

Feb 8, 2024 by News Staff

The Sturtian ‘Snowball Earth’ glaciation (717 to 661 million years ago) is regarded as the most extreme interval of icehouse climate in Earth’s history....

A map of the titanium abundances of the Moon’s surface, obtained from NASA’s Clementine spacecraft; the red parts indicate extremely high concentrations compared to terrestrial rocks. Image credit: Lunar and Planetary Institute.

Scientists Solve Major Puzzle in Moon’s Geology

Jan 15, 2024 by News Staff

New research from the University of Bristol sheds light on the origin of titanium-rich basaltic magmas on the Moon. A map of the titanium abundances of...

The end-Cretaceous mass extinction was marked by both the Chicxulub asteroid impact and the ongoing eruptions of the Deccan Traps volcanoes.

Deccan Traps Volcanism Alone Was Sufficient to Induce End-Cretaceous Extinction, AI Study Shows

Nov 28, 2023 by News Staff

The end-Cretaceous mass extinction, which included the elimination of all non-avian dinosaurs, occurred after the impact of the Chicxulub asteroid and...

Marchi et al. compared the early impact history of Venus and Earth, determining that Venus experienced higher-energy impacts creating a superheated core. Image credit: Southwest Research Institute.

Early, Energetic Collisions Could Have Fueled Venus Volcanism: Study

Jul 20, 2023 by News Staff

New research shows that long-lived volcanism, driven by early, energetic collisions on Venus, offers an explanation of its young surface age with stagnant-lid...