News tagged with lake sediments
Were short warm periods typical for transitions between interglacial and glacial epochs?
At the end of the last interglacial epoch, around 115,000 years ago, there were significant climate fluctuations. In Central and Eastern Europe, the slow transition from the Eemian Interglacial to the Weichselian ...
Space & Earth / Earth Sciences
Mar 02, 2010 |
5 / 5 (6) |
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UI study measures levels of PCBs flowing from Indiana canal to air and water
A University of Iowa study supports an earlier UI report that found polychlorinated biphenyls (PCBs) in sediments lining the Indiana Harbor and Ship Canal (IHSC) in East Chicago, Ind. The study also presents data showing ...
Feb 24, 2010 |
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Arctic lake sediments show warming, unique ecological changes in recent decades
An analysis of sediment cores indicates that biological and chemical changes occurring at a remote Arctic lake are unprecedented over the past 200,000 years and likely are the result of human-caused climate ...
Space & Earth / Earth Sciences
Oct 19, 2009 |
4 / 5 (9) |
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Report: Great Lakes toxic cleanups lagging badly
(AP) -- A federal report says the government is moving so slowly to clean up the most polluted sites in the Great Lakes that it will take 77 more years to finish the job at the current pace.
Sep 15, 2009 |
1 / 5 (1) |
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Annual Tahoe Report Says Asian Clam Invasion Is Growing Fast
(PhysOrg.com) -- Released today, UC Davis' annual Lake Tahoe health report describes a spreading Asian clam population that could put sharp shells and rotting algae on the spectacular mountain lake's popular ...
Aug 18, 2009 |
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Professor hatches century-old eggs to study evolution
(PhysOrg.com) -- Suspending a life in time is a theme that normally finds itself in the pages of science fiction, but now such ideas have become a reality in the annals of science.
Jul 17, 2009 |
4.4 / 5 (14) |
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Phthalic symbol: Important symbol of pollution is broken down by microbes
Immobilized microbes can break down potentially harmful phthalates, according to researchers in China, writing in the International Journal of Environment and Pollution. The microbes might be used to treat industrial waste ...
Jun 19, 2009 |
4 / 5 (1) |
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Scientists Return from Expedition to Drill Beneath Frozen Russian Lake
(PhysOrg.com) -- A team of scientists from the United States, Germany, Russia and Austria has just returned from a six-month drilling expedition to a frozen lake in Siberia: Lake El'gygytgyn, "Lake E" for ...
Space & Earth / Earth Sciences
May 28, 2009 |
4.7 / 5 (7) |
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The first evidence of pre-industrial mercury pollution in the Andes
The study of ancient lake sediment from high altitude lakes in the Andes has revealed for the first time that mercury pollution occurred long before the start of the Industrial Revolution.
May 18, 2009 |
4.4 / 5 (9) |
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Obama wants to pump $475M into Great Lakes cleanup
(AP) -- A budget proposal from the Obama administration would spend $475 million on beach cleanups, wetlands restoration and removal of toxic sediments from river bottoms around the Great Lakes.
May 15, 2009 |
3.5 / 5 (8) |
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Scientist uses sedimentary record to uncover planet's past
(PhysOrg.com) -- The wind barreled across the ice at Daily Lake as Montana State University paleoecologist Cathy Whitlock and three students used all their strength to pull a metal pipe out of the mucky lake ...
Space & Earth / Earth Sciences
Feb 27, 2009 |
4.4 / 5 (8) |
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