News tagged with rifted continental
Scientists develop model to map continental margins
Sep 08, 2008 |
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Scientists at the University of Liverpool have developed a new exploration method to assist the oil and gas industry in identifying more precisely where the oceans and continents meet.
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Bias in the rock record?
Space & Earth / Earth Sciences
Jan 14, 2009 |
3.8 / 5 (6) |
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(PhysOrg.com) -- The fossil record is known to be biased by the unevenness of geographical and stratigraphical sampling, and the lack of exposed rocks containing fossils. In a recent Perspective in Science [2 Jan ...
Invisible Waves Shape Continental Slope, Researcher Says
Jun 30, 2008 |
3.9 / 5 (18) |
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A class of powerful, invisible waves hidden beneath the surface of the ocean can shape the underwater edges of continents and contribute to ocean mixing and climate, researchers from The University of Texas at Austin have ...
Earth's crust melts easier than previously thought
Space & Earth / Earth Sciences
Mar 18, 2009 |
3.6 / 5 (14) |
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A University of Missouri study published in Nature this week has found that the Earth's crust melts easier than previously thought. In the study, researchers measured how well rocks conduct heat at differ ...
The continents as a heat blanket
Space & Earth / Earth Sciences
Jan 22, 2009 |
3 / 5 (4) |
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Drifting of the large tectonic plates and the superimposed continents is not only powered by the heat-driven convection processes in the Earth's mantle, but rather retroacts on this internal driving processes. In doing so, ...
New study cites lower rate of quakes along some subduction zones
Space & Earth / Earth Sciences
20 hours ago |
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Most earthquakes occur along fault lines, which form boundaries between two tectonic plates. As the relative speed of the plates around a fault increases, is there a corresponding increase in the number of earthquakes produced ...
Walruses congregate on Alaska shore as ice melts
Sep 09, 2009 |
3.7 / 5 (3) |
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(AP) -- Thousands of walruses are congregating on Alaska's northwest coast, a sign that their Arctic sea ice environment has been altered by climate change.
Iron isotopes as a tool in oceanography
Space & Earth / Earth Sciences
Jul 31, 2009 |
3.7 / 5 (3) |
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New research involving scientists from the National Oceanography Centre, Southampton (NOCS) highlights the potential utility of iron isotopes for addressing important questions in ocean science. The findings are published ...
Warming ocean contributes to global warming
Space & Earth / Earth Sciences
Aug 14, 2009 |
4.4 / 5 (13) |
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The warming of an Arctic current over the last 30 years has triggered the release of methane, a potent greenhouse gas, from methane hydrate stored in the sediment beneath the seabed.
Unexplored Arctic region to be mapped
Space & Earth / Earth Sciences
Sep 03, 2008 |
4.7 / 5 (6) |
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A scientific expedition this fall will map the unexplored Arctic seafloor where the U.S. and Canada may have sovereign rights over natural resources such as oil and gas and control over activities such as mining.
Arctic Map plots new 'gold rush'
Aug 06, 2008 |
3.9 / 5 (17) |
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Researchers at Durham University have drawn up the first ever 'Arctic Map' to show the disputed territories that states might lay claim to in the future.
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