News tagged with geoscientist
Scientists find evidence of Roman period megadrought
A new study at the UA's Laboratory of Tree-Ring Research has revealed a previously unknown multi-decade drought period in the second century A.D. The findings give evidence that extended periods of aridity ...
Space & Earth / Earth Sciences
Nov 04, 2011 |
3.7 / 5 (11) |
6
|
Return of the dust bowl: Geoscientists predict a dry, dusty future for the American West
Haboobs, giant dust storms, walloped Arizona last summer — some close to 2 kilometers high and 160 kilometers wide — knocking out electricity, creating traffic jams and grounding airplanes. Even old-timers say they ...
Space & Earth / Earth Sciences
Nov 03, 2011 |
5 / 5 (2) |
0
The American 'allergy' to global warming: Why?
(AP) -- Tucked between treatises on algae and prehistoric turquoise beads, the study on page 460 of a long-ago issue of the U.S. journal Science drew little attention.
Sep 24, 2011 |
3.7 / 5 (28) |
97
Something odd is happening with Namibia's weather
Something's up with the weather in Namibia, say geoscientists Kyle Nichols of Skidmore College in Saratoga Springs, N.Y., and Paul Bierman of the University of Vermont in Burlington, Vt.
Sep 14, 2011 |
4.7 / 5 (6) |
1
US sets drought monitor's 'exceptional drought' record in July
The percent of contiguous U.S. land area experiencing exceptional drought in July reached the highest levels in the history of the U.S. Drought Monitor, an official at the National Drought Mitigation Center at the University ...
Aug 01, 2011 |
3.7 / 5 (3) |
0
Onstott's discovery of worms in Earth's depths raises questions about life in space
After digging holes in the Earth's crust for nearly two decades, Princeton University geoscientist Tullis Onstott is now making headlines for unearthing "worms from hell."
Space & Earth / Space Exploration
Jul 12, 2011 |
5 / 5 (11) |
7
|
Monsoons spinning the Earth's plates: study
(PhysOrg.com) -- Scientists have for the first time shown a link between intensifying climate events and tectonic plate movement in findings that could provide a valuable insight into why huge tremors occur.
Space & Earth / Earth Sciences
Apr 13, 2011 |
3.2 / 5 (13) |
9
|
Ancient ocean chemistry: Effects of biological oxygen production 100 million years before it accumulated in atmosphere
(PhysOrg.com) -- Scientists widely accept that around 2.4 billion years ago, the Earth's atmosphere underwent a dramatic change when oxygen levels rose sharply. Called the "Great Oxidation Event" (GOE), the ...
Space & Earth / Earth Sciences
Oct 29, 2009 |
4.7 / 5 (15) |
4
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) |
0
Ocean's journey towards the center of the Earth
A Monash geoscientist and a team of international researchers have discovered the existence of an ocean floor was destroyed 50 to 20 million years ago, proving that New Caledonia and New Zealand are geographically ...
Space & Earth / Earth Sciences
Mar 05, 2009 |
4.5 / 5 (10) |
2
Stalagmites in Northeast Brazilian Caves Confirm 9,000-Year Model of Diminishing Rainfall
(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, ...
Space & Earth / Earth Sciences
Feb 25, 2009 |
4.8 / 5 (4) |
0
