News tagged with ice age
Related topics: carbon dioxide , climate change , glaciers , climate
Trying to spot differences in the sun
The sun is the focus of a deepening mystery. Solar scientists want to know: Why is the sun so quiet?
Space & Earth / Space Exploration
Jun 28, 2009 |
4.1 / 5 (14) |
11
CO2 higher today than last 2.1 million years
Researchers have reconstructed atmospheric carbon dioxide levels over the past 2.1 million years in the sharpest detail yet, shedding new light on its role in the earth's cycles of cooling and warming.
Space & Earth / Earth Sciences
Jun 18, 2009 |
4.3 / 5 (50) |
28
Geologists demonstrate extent of ancient ice age
Geologists at the University of Leicester have shown that an ancient Ice Age, once regarded as a brief ‘blip’, in fact lasted for 30 million years.
Space & Earth / Earth Sciences
Jun 16, 2009 |
4.2 / 5 (13) |
6
Tahiti corals clue to 'dynamic' glaciers
(PhysOrg.com) -- Fossilised corals from tropical Tahiti show that the behaviour of ice sheets is much more volatile and dynamic than previously thought, a team led by Oxford University scientists has found.
Space & Earth / Earth Sciences
Apr 24, 2009 |
5 / 5 (4) |
6
Critical turning point can trigger abrupt climate change
Ice ages are the greatest natural climate changes in recent geological times. Their rise and fall are caused by slight changes in the Earth's orbit around the Sun due to the influence of the other planets. But we do not know ...
Space & Earth / Earth Sciences
Apr 20, 2009 |
4.6 / 5 (58) |
9
Study first to show evolution's impact on ecosystems
Scientists have come to agree that different environments impact the evolution of new species. Now experiments conducted at the University of British Columbia are showing for the first time that the reverse is also true.
Apr 01, 2009 |
4.3 / 5 (4) |
0
Dust may settle unanswered questions on Antarctica
Dust trapped deep in Antarctic ice sheets is helping scientists unravel details of past climate change.
Space & Earth / Earth Sciences
Mar 29, 2009 |
4.8 / 5 (13) |
8
Silica algae reveal how ecosystems react to climate changes
A newly published dissertation by Linda Ampel from the Department of Physical Geography and Quaternary Geology at Stockholm University in Sweden examined how rapid climate changes during the most recent ice ...
Mar 09, 2009 |
not rated yet |
0
Gullies on Mars show tantalizing signs of recent water activity
(PhysOrg.com) -- Planetary geologists at Brown University have found a gully fan system on Mars that formed about 1.25 million years ago. The fan offers compelling evidence that it was formed by melt water ...
Space & Earth / Space Exploration
Mar 02, 2009 |
4.4 / 5 (19) |
15
Europe's bison: prehistoric survivor with Achilles' heel
As if straight out of prehistory, dozens of bison emerge timidly from the dark trunks of a primeval forest, their imposing bulk masking their vulnerability.
Biology /
Feb 26, 2009 |
4.8 / 5 (4) |
2
Avoiding the hothouse and the icehouse
By controlling emissions of fossil fuels we may be able to greatly delay the start of the next ice age, new research from the Niels Bohr Institute at University of Copenhagen concludes. The results have been ...
Space & Earth / Earth Sciences
Feb 11, 2009 |
2.9 / 5 (15) |
10
New Ice Age maps point to climate change patterns
(PhysOrg.com) -- New climate maps of the Earth’s surface during the height of the last Ice Age support predictions that northern Australia will become wetter and southern Australia drier due to climate change.
Space & Earth / Earth Sciences
Jan 19, 2009 |
3.8 / 5 (10) |
3
Sea level rise of 1 meter within 100 years
New research indicates that the ocean could rise in the next 100 years to a meter higher than the current sea level - which is three times higher than predictions from the UN's Intergovernmental Panel on Climate ...
Space & Earth / Earth Sciences
Jan 08, 2009 |
3.2 / 5 (26) |
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