News tagged with volcanic gas
Autopsy of a eruption: Linking crystal growth to volcano seismicity
A forensic approach that links changes deep below a volcano to signals at the surface is described by scientists from the University of Bristol in a paper published today in Science. The research could ultima ...
Space & Earth / Earth Sciences
May 24, 2012 |
3.5 / 5 (2) |
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Global extinction: Gradual doom is just as bad as abrupt
A painstakingly detailed investigation shows that mass extinctions need not be sudden events. The deadliest mass extinction of all took a long time to kill 90 percent of Earth's marine life, and it killed ...
Space & Earth / Earth Sciences
Feb 03, 2012 |
4.2 / 5 (20) |
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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
Jun 10, 2011 |
5 / 5 (1) |
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Glory promises new view of perplexing particles
Climatologists have known for decades that airborne particles called aerosols can have a powerful impact on the climate. However, pinpointing the magnitude of the effect has proven challenging because of difficulties ...
Space & Earth / Earth Sciences
Feb 17, 2011 |
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Can we spot volcanoes on alien worlds? Astronomers say yes
Volcanoes display the awesome power of Nature like few other events. Earlier this year, ash from an Icelandic volcano disrupted air travel throughout much of northern Europe. Yet this recent eruption pales ...
Sep 07, 2010 |
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Eruptive characteristics of Oregon's Mount Hood analyzed
A new study has found that a mixing of two different types of magma is the key to the historic eruptions of Mount Hood, Oregon's tallest mountain, and that eruptions often happen in a relatively short time ...
Space & Earth / Earth Sciences
Aug 02, 2010 |
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Bursting a bubble? Accepted theory explaining frequent eruptions at Italy's volcano called into question
Understanding the processes that cause volcanic eruptions can help scientists predict how often and how violently a volcano will erupt. Although scientists have a general idea of how these processes work — ...
Space & Earth / Earth Sciences
Jul 21, 2010 |
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Image: Carbon dioxide on the rise
(PhysOrg.com) -- The SCIAMACHY sensor on ESA?s Envisat satellite has provided scientists with invaluable data on our planet, allowing them to map global air pollution and the distribution of greenhouse gases.
Jun 28, 2010 |
3.7 / 5 (18) |
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In the long run, all that ash can be a good thing
Volcano ash can wreck jet engines, poison freshwater lakes and damage lungs. But it helps fertilize oceans, volcano researchers and marine chemists say.
Space & Earth / Earth Sciences
Apr 26, 2010 |
4.8 / 5 (6) |
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Studies agree on a 1 meter rise in sea levels
New research from several international research groups, including the Niels Bohr Institute at the University of Copenhagen provides independent consensus that IPCC predictions of less than a half a meter ...
Space & Earth / Earth Sciences
Apr 13, 2010 |
3.5 / 5 (33) |
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Team explains how dinosaurs rose to prominence
A shade more than 200 million years ago, the Earth looked far different than it does today. Most land on the planet was consolidated into one continent called Pangea. There was no Atlantic Ocean, and the rulers ...
Space & Earth / Earth Sciences
Mar 22, 2010 |
4.7 / 5 (17) |
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Life on Mars theory boosted by new methane study
Scientists have ruled out the possibility that methane is delivered to Mars by meteorites, raising fresh hopes that the gas might be generated by life on the red planet, in research published tomorrow in Earth an ...
Space & Earth / Space Exploration
Dec 08, 2009 |
4.9 / 5 (32) |
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Rich Ore Deposits Linked to Ancient Atmosphere
(PhysOrg.com) -- Much of our planet's mineral wealth was deposited billions of years ago when Earth's chemical cycles were different from today's. Using geochemical clues from rocks nearly 3 billion years old, a group of ...
Space & Earth / Earth Sciences
Nov 19, 2009 |
4.3 / 5 (3) |
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Previously Unknown Volcanic Eruption Helped Trigger Cold Decade
(PhysOrg.com) -- A team of chemists from the U.S. and France has found compelling evidence of a previously undocumented large volcanic eruption that occurred exactly 200 years ago, in 1809.
Space & Earth / Earth Sciences
Oct 29, 2009 |
4.3 / 5 (27) |
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The greenhouse gas that saved the world
When Planet Earth was just cooling down from its fiery creation, the sun was faint and young. So faint that it should not have been able to keep the oceans of earth from freezing. But fortunately for the creation of life, ...
Space & Earth / Earth Sciences
Aug 18, 2009 |
3.6 / 5 (9) |
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