News tagged with stalagmite


Peruvian stalagmites a new basis for 'Inconvenient truth'?

Space & Earth / Earth Sciences

created Apr 29, 2009 | popularity 2.9 / 5 (7) | comments 5

Will the Netherlands that is dominated by water succumb to the 'Inconvenient Truth' predicted by Al Gore? Dutch researcher Martin van Breukelen analysed stalagmites from the South American Amazon tributaries in Peru. He used ...





Search results for stalagmite


Cave study links climate change to California droughts

Space & Earth / Earth Sciences

created Nov 10, 2009 | popularity 4.3 / 5 (6) | comments 0

California experienced centuries-long droughts in the past 20,000 years that coincided with the thawing of ice caps in the Arctic, according to a new study by UC Davis doctoral student Jessica Oster and geology professor ...


Dry spells spelled trouble in ancient China: Weakening of summer monsoons to blame

Dry spells spelled trouble in ancient China: Weakening of summer monsoons to blame

Other Sciences / Archaeology & Fossils

created Nov 06, 2008 | popularity 4.4 / 5 (9) | comments 0

(PhysOrg.com) -- Chinese history is replete with the rise and fall of dynasties, but researchers now have identified a natural phenomenon that may have been the last straw for some of them: a weakening of ...


Stalagmite

New climate record shows century-long droughts in eastern North America

Space & Earth / Earth Sciences

created Aug 19, 2008 | popularity 3.6 / 5 (19) | comments 6

A stalagmite in a West Virginia cave has yielded the most detailed geological record to date on climate cycles in eastern North America over the past 7,000 years. The new study confirms that during periods ...


Atlantic dynamo turned up the heat over Medieval Europe

Space & Earth / Earth Sciences

created Apr 03, 2009 | popularity 4.1 / 5 (11) | comments 2

(PhysOrg.com) -- In the April 3rd edition of Science a collaborative group of scientists from Switzerland, California and the UK report that medieval climate over Europe was heated by the North Atlantic Oscillation (NAO). ...


Stalagmites in Northeast Brazilian Caves Confirm 9,000-Year Model of Diminishing Rainfall

Stalagmites in Northeast Brazilian Caves Confirm 9,000-Year Model of Diminishing Rainfall

Space & Earth / Earth Sciences

created Feb 25, 2009 | popularity 4.8 / 5 (4) | comments 0

(PhysOrg.com) -- Until recently, researchers studying climate history in Brazil’s dry Nordeste region expected it to have wet and dry periods similar to the rest of South America. But over the past 9,000 years, ...


Cave's climate clues show ancient empires declined during dry spell

Space & Earth / Earth Sciences

created Dec 04, 2008 | popularity 4.3 / 5 (34) | comments 22

(PhysOrg.com) -- The decline of the Roman and Byzantine empires in the Eastern Mediterranean more than 1,400 years ago may have been driven by unfavorable climate changes.


Stalagmite Close-up

Cave records provide clues to climate change

Space & Earth / Earth Sciences

created Sep 26, 2007 | popularity 4.6 / 5 (30) | comments 0

When Georgia Tech Assistant Professor Kim Cobb and graduate student Jud Partin wanted to understand the mechanisms that drove the abrupt climate change events that occurred thousands of years ago, they didn't ...


'Little foot,' an almost complete hominid skeleton

Ancient ape ruled out of man's ancestral line

Other Sciences / Archaeology & Fossils

created Dec 07, 2006 | popularity 3.7 / 5 (24) | comments 0

Ancient remains, once thought to be a key link in the evolution of mankind, have now been shown to be 400,000 years too young to be a part of man’s family tree.


Small White Stalagmites Lining Caves in Southwestern Illinois

Stalagmites may predict next Big One along the New Madrid Seismic Zone

Space & Earth / Earth Sciences

created Sep 25, 2008 | popularity 4.2 / 5 (16) | comments 1

Small white stalagmites lining caves in the Midwest may help scientists chronicle the history of the New Madrid Seismic Zone (NMSZ) – and even predict when the next big earthquake may strike, say researchers ...


Surprising graphene: Honing in on graphene electronics with infrared synchrotron radiation

Surprising graphene: Honing in on graphene electronics with infrared synchrotron radiation

Physics / General Physics

created Jun 08, 2008 | popularity 4.4 / 5 (20) | comments 4

Graphene is the two-dimensional crystalline form of carbon: a single layer of carbon atoms arranged in hexagons, like a sheet of chicken wire with an atom at each nexus. As free-standing objects, such two-dimensional ...



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