Scientists have reconstructed the formation of two curious features in the northern ice cap of Mars—a chasm larger than the Grand Canyon and a series of spiral troughs—solving a pair of mysteries dating back four decades ...
Earth Sciences
May 26, 2010
1
0
The bitter chill gripping North America is a result of Arctic air that has spilled southwards, and global warming may be a cause, an expert said on Monday.
Earth Sciences
Jan 6, 2014
41
0
(PhysOrg.com) -- The Greenland and Antarctic ice sheets are losing mass at an accelerating pace, according to a new NASA-funded satellite study. The findings of the study -- the longest to date of changes in polar ice sheet ...
Earth Sciences
Mar 9, 2011
48
0
climate change discussions on social media are very influential. A new study in BioScience shows that when it comes to iconic topics such as polar bears and retreating sea ice, climate blogs fall into two distinct camps with ...
Ecology
Nov 29, 2017
2
88
The Arctic ice cap will disappear completely in summer months within 20 to 30 years, a polar research team said as they presented findings from an expedition led by adventurer Pen Hadow.
Earth Sciences
Oct 15, 2009
21
0
If you were to dig a (very) deep hole that passed through the center of the Earth and kept going to the other side of the planet, where do you think you'd come out?
Environment
Nov 16, 2021
0
149
(PhysOrg.com) -- By studying fossilized mollusks from some 3.5 million years ago, UCLA geoscientists and colleagues have been able to construct an ancient climate record that holds clues about the long-term effects of Earth's ...
Earth Sciences
Apr 8, 2011
2
0
(Phys.org)—Spring is a dynamic season on the dunes surrounding Mars' north pole. When frozen carbon dioxide, or dry ice, deposited as a winter ice cap on Mars sublimates – changes directly from a solid to a gas – in ...
Space Exploration
Jan 24, 2013
0
1
Volcanoes erupted beneath an ice sheet on Mars billions of years ago, far from any ice sheet on the Red Planet today, new evidence from NASA's Mars Reconnaissance Orbiter suggests.
Space Exploration
May 3, 2016
0
379
A new study finds polar bears in the wild have higher metabolic rates than previously thought, and as climate change alters their environment a growing number of bears are unable to catch enough prey to meet their energy ...
Ecology
Feb 1, 2018
8
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