Search results for ice age:
Newly drilled ice cores may be the longest taken from the Andes
Space & Earth / Earth Sciences
Nov 02, 2009 |
3.7 / 5 (3) |
0
Researchers spent two months this summer high in the Peruvian Andes and brought back two cores, the longest ever drilled from ice fields in the tropics.
Past climate of the northern Antarctic Peninsular informs global warming debate
Space & Earth / Earth Sciences
Nov 06, 2009 |
2.8 / 5 (9) |
1
The seriousness of current global warming is underlined by a reconstruction of climate at Maxwell Bay in the South Shetland Islands of the Antarctic Peninsula over approximately the last 14,000 years, which ...
After mastodons and mammoths, a transformed landscape
Space & Earth / Earth Sciences
Nov 19, 2009 |
4.6 / 5 (12) |
1
(PhysOrg.com) -- Roughly 15,000 years ago, at the end of the last ice age, North America's vast assemblage of large animals -- including such iconic creatures as mammoths, mastodons, camels, horses, ground ...
Past regional cold and warm periods linked to natural climate drivers
Space & Earth / Earth Sciences
Nov 26, 2009 |
3.9 / 5 (18) |
27
Intervals of regional warmth and cold in the past are linked to the El Niņo phenomenon and the so-called "North Atlantic Oscillation" in the Northern hemisphere's jet stream, according to a team of climate scientists. These ...
Supervolcano eruption -- in Sumatra -- deforested India 73,000 years ago
Space & Earth / Earth Sciences
Nov 23, 2009 |
4.5 / 5 (17) |
3
A new study provides "incontrovertible evidence" that the volcanic super-eruption of Toba on the island of Sumatra about 73,000 years ago deforested much of central India, some 3,000 miles from the epicenter, ...
Cave study links climate change to California droughts
Space & Earth / Earth Sciences
Nov 10, 2009 |
4.3 / 5 (6) |
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 ...
NASA Assessing New Roles for Ailing QuikScat Satellite
Space & Earth / Space Exploration
Nov 24, 2009 |
4 / 5 (1) |
1
(PhysOrg.com) -- NASA mission managers are assessing options for future operations of the venerable QuikScat satellite following the age-related failure of a mechanism that spins the scatterometer antenna. ...
New clues to the Falklands wolf mystery
Nov 02, 2009 |
4.7 / 5 (3) |
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Ever since the Falklands wolf was described by Darwin himself, the origin of this now-extinct canid found only on the Falkland Islands far off the east coast of Argentina has remained a mystery. Now, researchers ...
Time-Tunneling for Climate Change Clues
Nov 23, 2009 |
4 / 5 (1) |
0
(PhysOrg.com) -- If you look closely at individual plant species' responses in the past, you may find that the largest effects of high carbon dioxide (CO2) levels occurred decades ago, according to Agricultural ...
Scientists explain puzzling lake asymmetry on Titan
Space & Earth / Space Exploration
18 hours ago |
4.6 / 5 (10) |
0
Researchers at the California Institute of Technology (Caltech) suggest that the eccentricity of Saturn's orbit around the sun may be responsible for the unusually uneven distribution of methane and ethane ...
News Corp. net profit up on movie, cable TV showing
Nov 04, 2009 |
not rated yet |
0
Global media giant News Corp. posted an 11 percent rise in quarterly net profit on Wednesday as strong results from its movie, cable television and book publishing divisions offset a newspaper slump.
Save the seeds: Scientists are relocating plants that may be affected by climate change
Nov 17, 2009 |
1 / 5 (2) |
1
As warmer temperatures threaten to devastate plant species across the globe, scientists are taking the lead by relocating plants to safer grounds, according to a recent New York Times article.
Geologists monitor landslide in Washington state for further movement
Space & Earth / Earth Sciences
Nov 01, 2009 |
4.5 / 5 (2) |
0
It's hard to picture a bigger landslide than the one that buried a quarter-mile of Highway 410 in Yakima County, Wash., in mid-October.
