News tagged with sand

World's largest extrusive body of sand?

Using 3-D seismic and well data from the northern North Sea, Helge Løseth of the Statoil Research Center (Trondheim, Norway) and colleagues describe a large (10 cubic kilometers) body of sand and interpret it as extrusive. ...

Mar 20, 2012
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Transverse instability of megaripples

Aeolian ripples, which form regular patterns on sand beaches and desert floors, indicate the fundamental instability of flat sand surfaces under the wind-induced transport of sand grains.

Mar 20, 2012
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Sandfish lizard slithers into science spotlight

In less than a second, a sandfish lizard can dig its way into the sand and disappear. Blink and you miss it. The sandfish's slithering moves are inspiring new robotic moves that could one day help search-and-rescue crews ...

Mar 20, 2012
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Oil sands pollution comparable to a large power plant

It takes a lot of energy to extract heavy, viscous and valuable bitumen from Canada's oil sands and refine it into crude oil. Companies mine some of the sands with multi-story excavators, separate out the bitumen, and process ...

Feb 22, 2012
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Building a better trap

(PhysOrg.com) -- Fieldwork in Peru’s Andes Mountains is demanding, especially when it involves hauling heavy equipment to remote sites that are accessible only by traversing the region’s rugged terrain.

Feb 16, 2012
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US to reject Canada pipeline: reports

The United States will Wednesday reject the proposed Keystone XL oil pipeline from Canada, a politically charged project that is bitterly opposed by environmentalists, news reports said.

Jan 18, 2012
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