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Keyword: supervolcano

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  • The Supervolcano Under Yellowstone is Alive and Kicking

    08/29/2015 5:30:26 PM PDT · by markomalley · 51 replies
    Nautilus ^ | 8/29/15 | Shannon Hall
    The wind shifts. The stench of rotten eggs makes it nearly impossible to breathe and the hot fog clouds my view. I hold my breath and close my eyes, imagining the fog growing thicker, crushing me. Then without warning the wind clears and I’m enveloped once again in the cold, dry air. The heat feels like a lost dream. I shiver as I analyze my surroundings. Before me lies a steaming blue spring with concentric rings of green, yellow and dark red. I turn around to see another pool. But the rising fog is so dense, I can only guess...
  • Ice age polarity reversal was global event:

    04/06/2015 5:26:46 AM PDT · by ckilmer · 68 replies
    scienceheathen.com ^ | October 16, 2012 | Helmholtz Centre Potsdam - GFZ German Research Centre for Geosciences
    Ice Age Magnetic Reversal Was Global Event And Linked With Super Volcano Eruption And Rapid Climate Variability, Says New Research October 17, 2012 in Geology & Climate During the last ice age, around 41,000 years ago, there was a very rapid and complete reversal of the Earth’s geomagnetic field, according to new research. There was already localized evidence of polarity reversals during this time, but with the new research, the theory that it was a global event is now strongly supported. And very interestingly, it is one that nearly coincided with the very fast, short-term climate variability of the last...
  • Russian analyst urges nuke attack on Yellowstone National Park to destroy U.S.

    03/31/2015 10:22:52 AM PDT · by GraceG · 50 replies
    April 2015 – YELLOWSTONE - Russian geopolitical analyst says the best way to attack the United States is to detonate nuclear weapons to trigger a supervolcano at Yellowstone National Park or along the San Andreas fault-line on California’s coast. The president of the Academy of Geopolitical Problems based in Moscow, Konstantin Sivkov said in an article for a Russian trade newspaper on Wednesday, VPK News, that Russia needed to increase its military weapons and strategies against the “West’ which was “moving to the borders or Russia.” He has a conspiracy theory that NATO – a political and military alliance which...
  • This Is What Would Happen If The Yellowstone Supervolcano Erupted

    09/09/2014 3:29:34 PM PDT · by EveningStar · 56 replies
    Business Insider ^ | September 9, 2014 | Ajai Raj
    Recently, rumors have been swelling of a danger at Yellowstone National Park. That danger? A brewing supervolcano eruption. The fear of a Yellowstone supereruption, which ultimately went viral, may have begun back in February when a seismometer called B944 began sending senseless data to a public viewer at the University of Utah's seismographic station, as George Black reports in The New Yorker. Luckily for most of the U.S., the likelihood this eruption would happen is pretty low: about one in 100,000 any given year. If it did happen, it would be pretty devastating, though.
  • Yellowstone Supervolcano "Even More Colossal" Than Thought

    12/13/2013 6:20:25 PM PST · by TroutGuy · 77 replies
    BBC ^ | 12-10-2013 | Rebecca Morelle
    The supervolcano that lies beneath Yellowstone National Park in the US is far larger than was previously thought, scientists report. A study shows that the magma chamber is about 2.5 times bigger than earlier estimates suggested. A team found the cavern stretches for more than 90km (55 miles) and contains 200-600 cubic km of molten rock. The findings are being presented at the American Geophysical Union Fall Meeting in San Francisco. Prof Bob Smith, from the University of Utah, said: “We’ve been working there for a long time, and we’ve always thought it would be bigger... but this finding is...
  • Animals leaving Yellowstone Park

    04/02/2014 6:51:28 PM PDT · by Morgana · 168 replies
    KPLR11 ^ | staff
    WYOMING – An animal exodus at Yellowstone National Park in Wyoming has residents and tourist wondering if they know something they don’t. Bison and many other animals are leaving Yellowstone in droves, and its prompting theories that minor earthquakes in the area could soon set off the Yellowstone Super Volcano. A series of smaller quakes have hit the region over the past few weeks, and the more earthquakes hit an area, the more chances a volcano may be activated from its dormant state
  • What Would An Eruption Of The Yellowstone Supervolcano Look Like?

    04/02/2014 5:50:02 AM PDT · by Tolerance Sucks Rocks · 104 replies
    Freedom Outpost ^ | April 1, 2014 | Michael Snyder
    On Sunday, the worst earthquake in about 30 years rattled the Yellowstone supervolcano. Overall, there have been at least 25 significant earthquakes at Yellowstone National Park since Thursday, but it is the 4.8 earthquake that has many observers extremely worried. Could such a large earthquake be a sign that the Yellowstone supervolcano is starting to roar to life after all this time? And if it does erupt, what would that mean for the rest of the country? As you will see below, a full-blown eruption at Yellowstone would be absolutely catastrophic. It is estimated that such an eruption could dump...
  • BREAKING: Yellowstone’s Supervolcano Belly Rumbling

    02/04/2014 8:24:36 PM PST · by Mike Darancette · 341 replies
    A Sheep No More ^ | 2/3/14 | Andrew Pontbriand
    A seismometer inside a borehole at Yellowstone National Park has begun reporting staggering underground activity near the southwest corner of Yellowstone Lake, possibly signaling the beginning of an eruption of the Super Volcano at the Yellowstone National Park Yellowstone National Park is home to many beauties, with it’s ancient landscape, geysers, and hot springs. It is also the site of one of the worlds most destructive forces. A supervolcano.
  • Mars Crater May Actually Be Ancient Supervolcano

    10/23/2013 4:33:47 PM PDT · by oxcart · 9 replies
    Scientists from NASA and the Planetary Science Institute in Tucson, Ariz., have identified what could be a supervolcano on Mars—the first discovery of its kind. The volcano in question, a vast circular basin on the face of the Red Planet, previously had been classified as an impact crater. Researchers now suggest the basin is actually what remains of an ancient supervolcano eruption. Their assessment is based on images and topographic data from NASA's Mars Odyssey, Mars Global Surveyor and Mars Reconnaissance Orbiter spacecraft, as well as the European Space Agency's Mars Express orbiter.In the Oct. 3 issue of the journal...
  • Yellowstone Supervolcano May Have Had More Eruptions Than Thought

    05/02/2012 5:44:26 PM PDT · by george76 · 14 replies
    yahoo ^ | 05/02/2012 | Charles Q. Choi
    The supervolcano that lies beneath Yellowstone National Park might have erupted less powerfully but more frequently than previously thought... In the ancient past, the supervolcano at Yellowstone led to some of the largest-known continental eruptions in Earth's history. Each of the world's roughly one dozen supervolcanoes is capable of spewing up to thousands of times more magma and ash than any eruption ever recorded in human history. Scientists now find that the biggest Yellowstone eruption — the fourth-largest known to science, which created the 2-million-year-old Huckleberry Ridge deposit — was actually at least two different eruptions that occurred about 6,000...
  • Is a super-volcano just 390 miles from London about to erupt?

    01/02/2012 5:57:04 PM PST · by george76 · 62 replies
    Daily Mail ^ | 2nd January 2012 | Ted Thornhill
    A sleeping super-volcano in Germany is showing worrying signs of waking up. It's lurking just 390 miles away underneath the tranquil Laacher See lake near Bonn and is capable of ejecting billions of tons of magma. This monster erupts every 10 to 12,000 years and last went off 12,900 years ago. ... Volcanologists believe that the Laacher See volcano is still active as carbon dioxide is bubbling up to the lake’s surface, which indicates that the magma chamber below is 'degassing'.
  • Is the world's largest super-volcano set to erupt for the first time in 600,000 years

    01/24/2011 11:10:36 AM PST · by FromLori · 164 replies · 1+ views
    The Daily Mail ^ | 1/24/2011 | DANIEL BATES
    Is the world's largest super-volcano set to erupt for the first time in 600,000 years, wiping out two-thirds of the U.S.? (Full title) The super-volcano beneath Yellowstone National Park in Wyoming has been rising at a record rate since 2004. It would explode with a force a thousand times more powerful than the Mount St Helens eruption in 1980. Spewing lava far into the sky, a cloud of plant-killing ash would fan out and dump a layer 10ft deep up to 1,000 miles away. Two-thirds of the U.S. could become uninhabitable as toxic air sweeps through it, grounding thousands of...
  • Yellowstone Has Bulged as Magma Pocket Swells (10"?)

    01/20/2011 5:52:54 AM PST · by Red Badger · 85 replies
    National Geographic News ^ | January 19, 2011 | Brian Handwerk
    Some places saw the ground rise by ten inches, experts report. Yellowstone National Park's supervolcano just took a deep "breath," causing miles of ground to rise dramatically, scientists report. The simmering volcano has produced major eruptions—each a thousand times more powerful than Mount St. Helens's 1980 eruption—three times in the past 2.1 million years. Yellowstone's caldera, which covers a 25- by 37-mile (40- by 60-kilometer) swath of Wyoming, is an ancient crater formed after the last big blast, some 640,000 years ago. (See "When Yellowstone Explodes" in National Geographic magazine.) Since then, about 30 smaller eruptions—including one as recent as...
  • Quakes continue to rumble Yellowstone

    02/02/2010 9:31:17 PM PST · by Kartographer · 32 replies · 1,112+ views
    powelltribune.com ^ | 2/2/10 | CJ Baker
    A swarm of mostly imperceptible earthquakes continues to shake Yellowstone National Park in what is now the park’s second-largest on record. From the swarm’s beginnings on Jan. 17 through Monday morning, some 1,620 quakes were recorded by seismologists in the park, which sits atop a gigantic volcanic caldera. The activity is centered around the northwest corner of the Yellowstone caldera, in the back-country between West Yellowstone, Mont., and Old Faithful.
  • Yellowstone hit by swarm of earthquakes.....

    01/18/2010 2:54:31 PM PST · by TaraP · 70 replies · 3,295+ views
    Denver Post ^ | Jan 18th, 2010
    Yellowstone National Park has been rattled by more than 250 earthquakes in the past two days following a period of 11 months of quiet seismic activity in the park. The quakes have been gaining strength, with a 3.1 tremor recorded at 11:03 a.m. today. A 2.9 quake was recorded at 12:38 p.m. Prof. Robert B. Smith, a geophysicist at the University of Utah and one of the leading experts on earthquake and volcanic activity at Yellowstone, said that the activity is a "notable swarm." "The swarm is located about 10 miles northwest of Old Faithful, Wyo., and nine miles southeast...
  • Yellowstone showing seismic activity.

    01/17/2010 3:58:13 PM PST · by winoneforthegipper · 255 replies · 7,332+ views
    USGS ^ | 01/17/10
    Sunday, January 17, 2010 at 22:43:34 UTC Sunday, January 17, 2010 at 03:43:34 PM at epicenter Time of Earthquake in other Time Zones Location 44.565°N, 110.972°W Depth 6.5 km (4.0 miles) Region YELLOWSTONE NATIONAL PARK, WYOMING Distances 15 km (9 miles) SE (136°) from West Yellowstone, MT 30 km (19 miles) ENE (76°) from Island Park, ID 56 km (35 miles) SSW (201°) from Gardiner, MT 430 km (267 miles) N (10°) from Salt Lake City, UT Location Uncertainty horizontal +/- 0.3 km (0.2 miles); depth +/- 1.4 km (0.9 miles) Parameters NST= 24, Nph= 24, Dmin=11 km, Rmss=0.14 sec,...
  • Yellowstone magma plume studied

    12/16/2009 12:17:19 PM PST · by george76 · 62 replies · 2,863+ views
    .UPI ^ | Dec. 15, 2009 | Journal of Volcanology and Geothermal Research
    University of Utah scientists say seismic images of the plumbing feeding the Yellowstone supervolcano show a magma plume much larger than previously thought. Scientists say they've imaged a plume of hot and molten rock rising at an angle from the northwest at a depth of at least 410 miles, contradicting claims there is no deep plume, only shallow hot rock moving like slowly boiling soup. A related University of Utah study used gravity measurements to indicate the banana-shaped magma chamber of hot and molten rock a few miles beneath Yellowstone is 20 percent larger than previously believed, so a future...
  • Supervolcano eruption -- in Sumatra -- deforested India 73,000 years ago

    11/23/2009 12:23:04 PM PST · by decimon · 25 replies · 1,390+ views
    CHAMPAIGN, Ill. — A new study provides "incontrovertible evidence" that the volcanic super-eruption of Toba on the island of Sumatra about 73,000 years ago deforested much of central India, some 3,000 miles from the epicenter, researchers report. The volcano ejected an estimated 800 cubic kilometers of ash into the atmosphere, leaving a crater (now the world's largest volcanic lake) that is 100 kilometers long and 35 kilometers wide. Ash from the event has been found in India, the Indian Ocean, the Bay of Bengal and the South China Sea. The bright ash reflected sunlight off the landscape, and volcanic sulfur...
  • Scientists Say 'Super Volcano' May Be Brewing Beneath Mount St. Helens

    06/14/2009 8:10:20 AM PDT · by Joiseydude · 69 replies · 2,777+ views
    FoxNews ^ | Sunday, June 14, 2009
    A team of scientists say they have evidence that a "super volcano" may be brewing underneath Mount St. Helens, NewScientist.com reports. Researchers say indicators suggest Mount St. Helens and other northwest volcanoes are plugged into a huge subterranean pool of magma that could one day burst to the surface in a "super" eruption. If what they believe is true, the structure beneath the mountain would be comparable in size to the biggest magma chambers ever discovered, such as the one below Yellowstone National Park.
  • Geologists witness rare *Yellowstone Explosion*

    05/27/2009 11:54:02 AM PDT · by TaraP · 36 replies · 2,000+ views
    YELLOWSTONE NATIONAL PARK, Wyo. (AP) - A geologist at Yellowstone National Park was in the middle of a lecturing a group of colleagues on the rarity of hydrothermal explosions earlier this month when, all of a sudden, one went off just behind him. Geologist Hank Heasler was giving a lecture in the Biscuit Basin on May 17 when a hot pool behind him exploded. It spewed mud, rocks and hot water about 50 feet in the air. Geologists only know of only a handful of such unpredictable explosions in YellowstoneÂ’s recorded history. Heasler and the others were just out of...