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Keyword: geology

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  • Geology Picture of the Weeks, Aug. 26-Sep. 6, 2009: Geologic Color

    08/27/2009 8:54:57 PM PDT · by cogitator · 7 replies · 816+ views
    Various
    Since I probably won't be able to post next week (thought I might try to sneak one in Sunday) I'm putting up some colorful images. Hope you like. Another place I'm unlikely ever to visit: Akpatok Island, Ungava Bay, Canada: From space: Akpatok Island lies in Ungava Bay in northern Quebec, Canada. Accessible only by air, Akpatok Island rises out of the water as sheer cliffs that soar 500 to 800 feet (150 to 243 m) above the sea surface. The island is an important sanctuary for cliff-nesting seabirds. Numerous ice floes around the island attract walrus and whales, making...
  • 'Big one' may hit close to Seattle

    08/16/2009 6:59:14 PM PDT · by Robwin · 21 replies · 1,252+ views
    Tricity Herald ^ | 08/16/2009 | Les Blumenthal
    "Using sophisticated seismometers and global positioning systems, scientists have been able to track minute movements along two massive tectonic plates colliding 25 miles or so underneath the Puget Sound basin. Their early findings suggest a mega-earthquake could strike closer to Tacoma and Seattle than earlier thought. [snip] Earlier calculations creating a virtual earthquake using a supercomputer indicated that such a mega-earthquake in the Northwest could result in ground motion of 1.5 feet per second in Seattle, nearly six inches per second in Tacoma, Olympia and Vancouver, and three inches in Portland. That would be more than enough to cause major...
  • Ian Plimer The Geologist Who Exposed The Great Climate Change Con Job

    07/26/2009 4:17:34 PM PDT · by Shellybenoit · 5 replies · 857+ views
    UK Spectator/The Lid ^ | 7/27/09 | The Lid
    Back in April Paul Sheehan, till then a member of the Church of Global Warming Hysterics and a writer for the Sydney Morning Herald read and reviewed Ian Plimer's latest book, Heaven and Earth, Global Warming: The Missing Science and emerged from the experience a changed man: Much of what we have read about climate change, [Plimer] argues, is rubbish, especially the computer modeling on which much current scientific opinion is based, which he describes as "primitive."… "Heaven and Earth is an evidence-based attack on conformity and orthodoxy, including my own, and a reminder to respect informed dissent and beware...
  • Flumes Zoom in on Mud Rock History (could Cambrian rocks have been laid down in catastrophic flood?)

    07/24/2009 8:47:38 AM PDT · by GodGunsGuts · 8 replies · 604+ views
    ICR ^ | July 24, 2009 | Brian Williams, M.S.
    For decades, museums and textbooks confidently asserted that mud rocks—such as limestone, siltstone, mudstone, and shale—were formed over vast eons as super-fine sediments slowly settled to the bottom of shallow lakes or seas. But new flume studies are challenging old ways of thinking about mud rock formation...
  • Geology Picture of the Week, June 7-13, 2009: Cauldron of Kilauea

    06/13/2009 6:08:53 PM PDT · by cogitator · 5 replies · 804+ views
    The picture isn't that spectacular; the video (in Quicktime) is. When I saw this I knew it had to be a Geopic of the week (sorry I'm late). The movie is in real-time. Turn up the sound. If you're wondering what this is, it's a view down the throat of the Hale'maumau vent. I wonder if this will eventually rise and fill the crater floor, even if only briefly -- that would be a sight. http://hvo.wr.usgs.gov/kilauea/update/archive/2009/Jun/HMMvent_03June2009web3.mov
  • The Quaternary Period Wins Out

    06/04/2009 9:55:18 PM PDT · by neverdem · 10 replies · 739+ views
    ScienceNOW Daily News ^ | 3 June 2009 | Richard A. Kerr
    Enlarge ImageWe're all here. The newly official Quaternary period includes the span of our genus Homo as well as the comings and goings of the ice ages. Credit: Peter Hoey Geoscientists have cut the Gordian knot of geologic timekeeping. Ever since 19th century geologists divided the history of Earth into four periods—the Primary, Secondary, Tertiary, and Quaternary, oldest to most recent—their intellectual descendants have been dismantling that time scale. But the geologists, anthropologists, glaciologists, and paleoecologists studying the last couple of million years became quite attached to the Quaternary. They gave its name to their journals and even themselves—to...
  • Natural quasicrystals discovered

    06/04/2009 9:06:32 PM PDT · by neverdem · 11 replies · 771+ views
    Chemistry World ^ | 04 June 2009 | Phillip Broadwith
    Scientists have discovered a rare form of solid - a quasicrystal - in a rock sample from Russia's Koryak mountains. Quasicrystals have unusual properties and have previously only been made in the laboratory. The discovery could redefine the field of mineralogy and expand our understanding of how quasicrystals form, leading to new applications.Quasicrystals are a type of solid with structures in between those of crystals and glasses. They are often compared to Penrose tilings, where two different shapes of tile are tessellated in patterns with local symmetry but more complex overall periodicity. The materials have interesting properties, often being harder or...
  • The Coming Ice Age

    05/12/2009 11:03:30 PM PDT · by neverdem · 43 replies · 2,836+ views
    American Thinker ^ | May 13, 2009 | David Deming
    Those who ignore the geologic perspective do so at great risk.  In fall of 1985, geologists warned that a Columbian volcano, Nevado del Ruiz, was getting ready to erupt.  But the volcano had been dormant for 150 years.  So government officials and inhabitants of nearby towns did not take the warnings seriously.  On the evening of November 13, Nevado del Ruiz erupted, triggering catastrophic mudslides.  In the town of Armero, 23,000 people were buried alive in a matter of seconds. For ninety percent of the last million years, the normal state of the Earth's climate has been an ice age. ...
  • Giant Tsunami Once Washed Over New York Area

    05/04/2009 4:01:15 PM PDT · by Joiseydude · 16 replies · 817+ views
    FoxNews ^ | Monday, May 04, 2009
    Remember that huge tidal wave cresting over lower Manhattan in the 1998 asteroid-disaster movie "Deep Impact"? Well, it really may have happened, but long before any skyscrapers were built — around 300 B.C., in fact. Researchers from Columbia, Harvard and Vanderbilt universities first presented the hypothesis at a geologists' conference in December, and spoke more recently to the BBC. Vanderbilt's Stephen Goodbred explained that an unusual eight-inch-thick layer of sea sand and gravel 2,300 years old lies along the shorelines and riverbanks of the entire New York metropolitan area. Such a formation, containing chunks of rock as big as a...
  • News to Note, May 2, 2009: A weekly feature examining news from the biblical viewpoint

    05/02/2009 11:41:27 AM PDT · by GodGunsGuts · 6 replies · 642+ views
    AiG ^ | May 2, 2009
    News to Note, May 2, 2009A weekly feature examining news from the biblical viewpoint (Read the following stories, and much more by clicking excerpt link at the bottom) 1. LiveScience: “Swine Flu Is Evolution in Action”Swine flu—both the virus itself and the associated paranoia—seems to be sweeping the world. Is it evolution in action? 2. LiveScience: “Some Dinosaurs Survived the Asteroid Impact”The widely taught model of dinosaur extinction doesn’t line up with the latest fossil findings. 3. National Geographic News: “Baby Mammoth CT Scan Reveals Internal Organs”The preserved baby woolly mammoth shows that it died in an “oxygen-deprived environment” that...
  • Confusing Patterns With Coincidences (Earthquakes)

    04/12/2009 12:48:49 PM PDT · by neverdem · 16 replies · 885+ views
    NY Times ^ | April 11, 2009 | SUSAN HOUGH
    IN the aftermath of the earthquake at L’Aquila, Italy, on Monday that killed nearly 300 people, splashy headlines suggested that these victims didn’t have to die. An Italian researcher, Giampaolo Giuliani, began to sound alarm bells a month earlier, warning that an earthquake would strike near L’Aquila on March 29. The prediction was apparently based on anomalous radon gas concentrations in the air; the region had also experienced a number of small tremors starting in mid-January. Mr. Giuliani was denounced for inciting panic by Italy’s Civil Protection Agency, and he was forced to take his warning off the Web after...
  • Laser mapping may help solve the mystery of the Mima Mounds

    04/06/2009 10:06:39 AM PDT · by BGHater · 16 replies · 1,022+ views
    Seattle Times ^ | 03 Apr 2009 | Sandi Doughton
    Mima Mounds: Scientists say new laser maps suggest glaciers as the architects of the mysterious humps, but one gopher proponent holds firm. From goofy to erudite, more than three dozen theories have attempted to explain the origins of grassy mounds that dot the prairies of Southwest Washington. The latest twist won't settle the debate, but it casts the mysterious hummocks in a different light. Laser light, that is. Scientists used airborne laser surveys to create topographic maps that reveal new details about the so-called Mima Mounds scattered across lowlands south of Olympia and Tacoma. The technique fires 23,000 pulses a...
  • Pictured: The Spectacular Eruption Of An Underwater Volcano In The South Pacific

    03/19/2009 6:16:23 PM PDT · by Steelfish · 20 replies · 1,460+ views
    Daily Mail (U.K.) ^ | March 19, 2009
    Pictured: The spectacular eruption of an underwater volcano in the South Pacific By DAILY MAIL REPORTER 19th March 2009 Spewing clouds of smoke, ash and steam thousands of feet into the sky, these dramatic images and video (below) show the raw power of an undersea volcano erupting. The spectacular columns blasted out of the South Pacific yesterday six miles off the coast of Tonga's main island Tongatapu. The eruption can be seen clearly from the capital, Nuku'alofa, although residents only reported seeing smoke rising from the sea on Wednesday, two days after it is believed to have begun 'It's a...
  • Photo Essay: Spectacular eruption of an underwater volcano

    03/19/2009 6:17:37 AM PDT · by yankeedame · 41 replies · 2,658+ views
    DailyMail.uk ^ | 19th March 2009 | staff writer
    Pictured: The spectacular eruption of an underwater volcano in the South Pacific ...The spectacular columns blasted out of the South Pacific yesterday six miles off the coast of Tonga's main island Tongatapu. The eruption can be seen clearly from the capital, Nuku'alofa... Towering above, the sheer power of the underwater volcano could be seen for many miles ...No warnings have been issued to the coastal villages...The situation...helped by trade winds which...blow gas and steam away from the island. The roiling seas beneath the full fury of the undersea volcano which is part of a cluster of 36 in the area...
  • O.C. Residents Feel Mysterrrrrious Shakingggg!

    03/04/2009 3:24:04 PM PST · by TaraP · 24 replies · 1,293+ views
    SANTA ANA (CBS) ― Click to enlarge A shake and some rattled nerves. What was it? Who knows. The investigation continues. AP 1 of 1 Close numSlides of totalImages As mysteries go, it might not rank up there with "What happened to Amelia Earhart?" or "Did Oswald act alone?" but a strange rattling, shaking, and quaking got people in Orange County all shook up yesterday evening...and we can tell you this much, it wasn't an Elvis sighting either. We are used to earthquakes in the Southland, but this was no quake either! Or a sonic boom. We are used to...
  • News to Note: A weekly feature examining news from the biblical viewpoint

    02/28/2009 8:32:31 PM PST · by GodGunsGuts · 4 replies · 540+ views
    AiG ^ | February 28, 2009
    News to Note, February 28, 2008 (go to link below to read stories) 1. CBC News: “Montreal Scientists Unlock Mystery of Early Molecular Mechanism”. Have Canadian scientists uncovered the key that makes an evolutionary origin of life plausible? 2. Forbes: “The Dangers of Overselling Evolution” Philip Skell, a member of the National Academy of Sciences for more than three decades, cautions against protecting Darwinism through censorship. 3. The Boston Globe: “Cod in the Act of Evolution” Another example of “evolution in action”—-need we even bother examining the reality to confirm this isn’t what Darwin predicted? 4. BBC News: “‘Ghost Peaks’...
  • Stunning New Evidence of a Higher Ancient Sea Level

    02/25/2009 8:17:44 AM PST · by GodGunsGuts · 126 replies · 2,584+ views
    ICR ^ | February 25, 2009 | Brian Thomas, M.S.
    Stunning New Evidence of a Higher Ancient Sea Level by Brian Thomas, M.S.* According to the record in Genesis, there was a time when the entire surface of the earth was inundated with water. This possibility has been ridiculed because of questions regarding the origin and destination of all the extra water that supposedly would have been required to accomplish this.1 But newly described fossils of marine creatures found in a rock quarry in Bermuda indicate that ancient sea levels used to be 70 feet higher than they are today, which presents a puzzle to standard geological thinking.2 Geologist Paul...
  • Geology Picture of the Week, Jan. 4-10, 2009: One of the Seven Wonder nominees

    01/08/2009 9:18:44 PM PST · by cogitator · 3 replies · 752+ views
    I guess I heard about this before, but I just read that voting reopened. Go to the linked site for more information, and you can vote if you want to. With all deference to all of the wonders of South America, is there anything that can beat this: An even more spectacular shot is at the site below; can't use a shared link. Find Angel Falls and click to see the big pic. Waterfalls of the World One more:
  • Yellowstone Earthquakes: Supervolcano Update

    01/02/2009 9:32:36 PM PST · by 2ndDivisionVet · 157 replies · 5,759+ views
    U.S. News & World Report ^ | January 02, 2009 | James Pethokoukis
    A Yellowstone earthquake update: 1) The rumbling continues, including 3.5, 3.0 and 3.2 quakes just today 2) Here is some more Jake Lowenstern (the Yellowstone volcano scientist) analysis (via TIME): Jake Lowenstern, Ph.D.,YVO's chief scientist, who also is part of the USGS Volcano Hazards Team, told TIME that it doesn't appear a supervolcano event is imminent. "We don't think the amount of magma exists that would create one of these large eruptions of the past," he said. "It is still possible to have a volcanic eruption comparable to other volcanoes. But we would expect to see more and larger quakes,...
  • Six North American sites hold 12,900-year-old nanodiamond-rich soil

    01/02/2009 10:44:35 AM PST · by Red Badger · 19 replies · 1,155+ views
    www.physorg.com ^ | 01-01-2009 | Source: University of Oregon in Nanotechnology / Materials
    Abundant tiny particles of diamond dust exist in sediments dating to 12,900 years ago at six North American sites, adding strong evidence for Earth's impact with a rare swarm of carbon-and-water-rich comets or carbonaceous chondrites, reports a nine-member scientific team. These nanodiamonds, which are produced under high-temperature, high-pressure conditions created by cosmic impacts and have been found in meteorites, are concentrated in similarly aged sediments at Murray Springs, Ariz., Bull Creek, Okla., Gainey, Mich., and Topper, S.C., as well as Lake Hind, Manitoba, and Chobot, Alberta, in Canada. Nanodiamonds can be produced on Earth, but only through high-explosive detonations or...