Using underwater robots in the waters surrounding Antarctica, scientists at Caltech have shown that the intersection of strong currents with the slope of landmasses rising from the ocean floor makes a significant contribution ...
Earth Sciences
Dec 4, 2017
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14
For more than 30 years, David Harwood, professor in the Department of Earth and Atmospheric Sciences at the University of Nebraska-Lincoln, has been a leading scientist investigating how global temperature change affected ...
Environment
Nov 29, 2021
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6
The latest analysis of data from NASA's Deep Impact spacecraft shows that comet 103P/Hartley 2 is hyperactive in terms of the material it spews out, compared to the other comets observed up close to date. The comet also ...
Space Exploration
Oct 4, 2011
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0
For decades, climate scientists have tried to explain why ice-age cycles became longer and more intense about 900,000 years ago, switching from 41,000-year cycles to 100,000-year cycles. In a new study in the leading journal ...
Earth Sciences
Jun 26, 2014
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0
Ice is without doubt one of the first casualties of climate change, but the effects of our warming world are not only limited to ice melting on Earth's surface. Ground that has been frozen for thousands of years, called permafrost, ...
Environment
Dec 12, 2023
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2
Scientists may have solved a long-standing enigma known as the African Humid Period - an intense increase in cumulative rainfall in parts of Africa that began after a long dry spell following the end of the last ice age and ...
Earth Sciences
Dec 4, 2014
1
0
(PhysOrg.com) -- As northern Europe enjoys a rather warm start to autumn, an international team of 20 polar scientists have brought icy winter conditions to the middle of Hamburg, Germany. They are studying the effect of ...
Earth Sciences
Sep 28, 2009
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0
After three years of writing and two weeks of virtual negotiations to approve the final wording, the Sixth Assessment Report (AR6) of the Intergovernmental Panel on Climate Change (IPCC) confirms that changes are happening ...
Environment
Aug 9, 2021
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62
In the more than two decades since world leaders first got together to try to solve global warming, life on Earth has changed, not just the climate. It's gotten hotter, more polluted with heat-trapping gases, more crowded ...
Environment
Dec 2, 2014
3
0
By examining 800,000-year-old polar ice, scientists increasingly are learning how the climate has changed since the last ice melt and that carbon dioxide has become more abundant in the Earth's atmosphere.
Earth Sciences
Jun 18, 2010
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