Pleistocene

Will The Tropical Forests Survive The Deforestation Scenario?

...opulation growth slows, and a much larger area will continue to be forested than previous studies suggest. Tropical forests diminished during repeated pleistocene glacial events in Africa and more recently in selected areas that supported large prehistoric human populations. "Despite many caveats, our projec...

Pleistocene in Biological News

DNA analysis reveals rapid population shift among Pleistocene cave bears

Studying DNA obtained from teeth of ancient cave bears, researchers have been able to identify a shift in a particular population of the bears inhabiting a European valley in the late Pleistocene era. The findings illustrate the ability of DNA sequence analysis to reveal aspects of animal populatio...

August 2009 Geology and GSA Today media highlights

... Today Science Article The Klondike goldfields and pleistocene environments of Beringia Duane Froese et al., De...ost productive localities for the recovery of late pleistocene mammal fossils. By using numerous volcanic ash bed...tionships between mammals, glacial vegetation, and pleistocene climate. ...

Our 'caveman logic' embraces ESP over evolution

...theus Books, $19.98), Davis encourages us to transcend the mental default settings and tribal loyalties that worked well for our ancestors back in the pleistocene age. Davis laments a modern world in which more people believe in ESP, ghosts, and angels than in evolution. Superstition and religion get particularl...

Cantabrian cornice has experienced seven cooling and warming phases over past 41,000 years

... glaciers backs this up this result. The water rat was king of the Late pleistocene According to the study, there were four unstable cold periods, two mor... kinds of organisms". The study has also shown that the majority of the pleistocene taxa became extinct around 10,000 years ago while "some cold-adapted specie...

January-February GSA Bulletin media highlights

...and shafts created by thalassinidean shrimp, which burrow in carbonate sediment beneath the sea floor, strongly affects where groundwater flows within pleistocene limestone in substantial parts of the Biscayne aquifer, southeastern Florida. The macroporous zones represent an alternative pathway for focused groun...

January GEOLOGY media highlights

...nd require either that no major strike-slip fault is present in Sonora or that strike-slip displacement occurred prior to Early Jurassic time. pleistocene megafloods in the northeast Pacific C. Lopes and A.C. Mix, Departamento de Geologia Marinha, Laboratorio de Energia e Geologia, 2721-866 Amadora, ...

August 2008 Geology and GSA Today media highlights

...tation changes in the lowland tropics of northeastern Bolivia from the late pleistocene (circa 50,000 calendar years before present [cal yr B.P.]) through the pres...ienced cooling (1-3 degrees Celsius) and drying (400 mm/yr) during the late pleistocene (50,000-12,000 cal yr B.P.), relative to present. Their data show the occur...

July 2008 GEOLOGY and GSA Today media highlights

...oth and a woolly rhinoceros were discovered in the pleistocene clays of an earth-wax mine in Starunia village in ...brines and oils. It seems possible that during the pleistocene tundra winters, when a thick ice and snow cover wa... sites favorable to the burial and preservation of pleistocene large mammals, and most likely human remains as we...

Are Ice Age relics the next casualty of climate change?

...ring Seas, and the extent to which snow and icing events, disease, and possibly predation may be driving populations. Musk ox are a throwback to our pleistocene heritage and once shared the landscape with mammoths, wild horses, and sabered cats, said the studys leader Dr. Joel Berger, a Wildlife Conservation S...

Texas A&M scientists say early Americans arrived earlier

... previously thought, which could shift historic timelines. The teams findings are outlined in a review article in Science magazine titled The Late pleistocene Dispersal of Modern Humans in the Americas, which synthesizes new data suggesting the migration from Alaska started about 15,000 years ago. This t...

Pleistocene in Biological Technology

American Geographical Society awards honor Henson, Smith on April 15 at UD

...e enrolled at the University of Wisconsin to pursue her doctorate in geography. Her research and teaching career at UW-Milwaukee focused on eolian and pleistocene geomorphology and European regional geography. Roselle, a native of Pennsylvania, received his B.A. from Thiel College and M.L.S. from the Universi...

Pleistocene in Biological Dictionary

Pleiotrophy

...rance and Expressivity. Study Questions ... Information about pleiotropy in the free online English dictionary and ... pleiotropy . Pleistocene. pleistocene epoch. Plekhanov. plena. Plenal. Plenarily ... Here we estimate the degree of pleiotropy in yeast by measuring the phenotypes ... Pleiotropy oc...

Pleiotropy

...thesaurus, Word of the Day, and word games. Information about pleiotropy in the free online English dictionary and ... pleiotropy . Pleistocene. pleistocene epoch. Plekhanov. plena. Plenal. Plenarily ... Pleiotropy is the phenomenon whereby a single gene has multiple consequences in ... Pleiotropy ...