News tagged with volcanic plumes

New force driving Earth's tectonic plates discovered

Bringing fresh insight into long-standing debates about how powerful geological forces shape the planet, from earthquake ruptures to mountain formations, scientists at Scripps Institution of Oceanography at ...

Space & Earth / Earth Sciences

created Jul 06, 2011 | popularity 4.8 / 5 (17) | comments 11 | with audio podcast

New explanation for Hawaiian hot spot

(PhysOrg.com) -- Scientists in the US have suggested that volcanic activity in Hawaii could be fed by a giant hot rock pool 1,000 kilometers west of the islands and in the Earth’s mantle, rather than ...

Space & Earth / Earth Sciences

created May 27, 2011 | popularity 4.4 / 5 (11) | comments 3 | with audio podcast report

Hawaiian hot spot has deep roots

(PhysOrg.com) -- Hawaii may be paradise for vacationers, but for geologists it has long been a puzzle. Plate tectonic theory readily explains the existence of volcanoes at boundaries where plates split apart ...

Space & Earth / Earth Sciences

created Dec 03, 2009 | popularity 4.9 / 5 (11) | comments 1

Rotation is key to understanding volcanic plumes

(PhysOrg.com) -- A 200-year-old report by a sea captain and a stunning photograph of the 2008 eruption of Mount Chaiten are helping scientists at the University of Illinois better understand strong volcanic ...

Space & Earth / Earth Sciences

created Mar 25, 2009 | popularity 4.1 / 5 (7) | comments 0

Lava formations in eastern Oregon linked to rip in giant slab of Earth

Like a stream of air shooting out of an airplane's broken window to relieve cabin pressure, scientists at Scripps Institution of Oceanography at UC San Diego say lava formations in eastern Oregon are the result ...

Space & Earth / Earth Sciences

created Feb 15, 2012 | popularity 4 / 5 (3) | comments 0 | with audio podcast

Exploring water in the deep Earth

(PhysOrg.com) -- Research published today in Nature Geoscience provides new insight into the water cycle of the deep Earth, volcanic activity in the Pacific and the potential catastrophic effects when these ...

Space & Earth / Earth Sciences

created Nov 21, 2011 | popularity 4.5 / 5 (2) | comments 0 | with audio podcast

Three active volcanoes spotted on satellite imagery from NASA

(PhysOrg.com) -- From space, NASA keeps a watchful eye on volcanic activity around the world with many satellites. NASA has just released satellite images showing activity this week from volcanoes in the countries ...

Space & Earth / Earth Sciences

created Jul 11, 2011 | popularity 4 / 5 (3) | comments 0 | with audio podcast

Hawaiian hotspot variability attributed to small-scale convection

(PhysOrg.com) -- Small scale convection at the base of the Pacific plate has been simulated in a model of mantle plume dynamics, enabling reasearchers to explain the complex set of observations at the Hawaiian ...

Space & Earth / Earth Sciences

created Jun 29, 2011 | popularity 4 / 5 (2) | comments 0 | with audio podcast

Scientists map volcanic plume under Yellowstone

Scientists using electric and magnetic sensors have mapped the size and composition of a vast plume of hot rock and briny fluid down to 200 miles below Yellowstone National Park's surface, according to a new ...

Space & Earth / Earth Sciences

created Apr 15, 2011 | popularity 4.8 / 5 (8) | comments 0

Scientists' work improves odds of finding diamonds

While prospectors and geologists have been successful in finding diamonds through diligent searching, one University of Houston professor and his team's work could help improve the odds by focusing future searches in particular ...

Space & Earth / Earth Sciences

created Jul 14, 2010 | popularity 4.3 / 5 (6) | comments 7 | with audio podcast

Electric ash found in Eyjafjallajokull's plume, say UK researchers

In the first peer-reviewed scientific paper to be published about the Icelandic volcano since its eruption in April 2010, UK researchers write that the ash plume which hovered over Scotland carried a significant ...

Space & Earth / Earth Sciences

created May 27, 2010 | popularity 5 / 5 (1) | comments 3 | with audio podcast

Envisat keeping an eye on the Eyjafjallajoekull volcano

(PhysOrg.com) -- The development of the ash plume from Iceland's Eyjafjallajoekull volcano between 17-20 April is tracked in this series of Envisat images.

Space & Earth / Earth Sciences

created Apr 21, 2010 | popularity 5 / 5 (3) | comments 0 | with audio podcast

Scientists Pierce Veil of Clouds to 'See' Lightning Inside a Volcanic Plume

(PhysOrg.com) -- Researchers hit the jackpot in late March, when, for the first time, they began recording data on lightning in a volcanic eruption--right from the start of the eruption.

Space & Earth / Earth Sciences

created Apr 08, 2009 | popularity 5 / 5 (3) | comments 0

Earth from space: A gush of volcanic gas

This image shows the huge plume of sulphur dioxide that spewed from Chile's Puyehue-Cordón Caulle Volcanic Complex, which lies in the Andes about 600 km south of Santiago.

Space & Earth / Earth Sciences

created Jun 10, 2011 | popularity 5 / 5 (1) | comments 0

Iceland volcano eruption all but over: experts

The eruption of Iceland's Grimsvoetn volcano has tailed off and its ash plume has almost disappeared, experts and officials said on Wednesday, refusing though to declare the flight-disrupting incident closed.

Space & Earth / Earth Sciences

created May 25, 2011 | popularity not rated yet | comments 0