New Evidence for Mantle Plumes as the source of Hot Spot Volcanism

New Evidence for Mantle Plumes as the source of Hot Spot Volcanism

In a recent study published in Science Magazine, the authors Colleen A. Dalton, Charles H. Langmuir, Allison Gale demonstrate geophysical and geochemical evidence for deep temperature variations beneath mid-ocean. Convection in Earth’s mantle is largely controlled by the physical properties of the mantle such as density and viscosity….

High activity for the Erta Ale volcano (Ethiopia)

High activity for the Erta Ale volcano (Ethiopia)

By clicking on the links below, you will see two videos showing Erta Ale ten days ago during a journey of the Special Volcano tour in Ethiopia organised « Nature & Volcano Tours ». Normal video : http://www.youtube.com/watch?v=vapKDOPhUds Time lapse : https://www.youtube.com/watch?v=maSYZW8-8IQ The lava lake…