Less ice covers the Arctic today than at any time in recent geologic history. That's the conclusion of an international group of researchers, who have compiled the first comprehensive history of Arctic ice.
Earth Sciences
Jun 2, 2010
8
0
(Phys.org) —Researchers have ruled out climate change as the cause of extinction of most of Australia's giant animals, including giant kangaroos, three metre-tall flightless birds and the Tasmanian tiger, around 50,000 ...
Earth Sciences
Jul 1, 2013
6
1
A new University of Colorado Boulder-led study appears to answer contentious questions about the onset and cause of Earth's Little Ice Age, a period of cooling temperatures that began after the Middle Ages and lasted into ...
Earth Sciences
Jan 30, 2012
9
0
After the natural warming that followed the last Ice Age, there were repeated periods when masses of icebergs broke off from Antarctica into the Southern Ocean. A new data-model study led by the University of Bonn (Germany) ...
Earth Sciences
Nov 18, 2021
15
368
A team of scientists, engineers, and ship's crew on the research vessel Neil Armstrong operated by the Woods Hole Oceanographic Institution (WHOI) recently collected a 38-foot-long cylindrical sediment sample from the deepest ...
Earth Sciences
Apr 21, 2022
0
16
For the first time, researchers can offer a strong quantitative definition for the start of what is known as the Anthropocene, thanks to traces of radioactive material in marine sediments and corals. The Anthropocene period ...
Earth Sciences
Jul 5, 2022
0
474
In the winter of 479 B.C., a tsunami was the savior of Potidaea, drowning hundreds of Persian invaders as they lay siege to the ancient Greek village. New geological evidence suggests that the region may still be vulnerable ...
Earth Sciences
Apr 19, 2012
0
0
Starting in September 2013, the Baltic Sea will be the scene of a unique scientific expedition. The Integrated Ocean Drilling Program (IODP) will set out drilling deeper into Baltic Sea sediments than ever before, all the ...
Earth Sciences
Sep 6, 2013
0
0
During the last glacial period - when the ice in the Antarctic was far thicker and extended further offshore than it does today - it has been speculated that subglacial lakes existed beneath it. An international team of researchers ...
Earth Sciences
Jun 1, 2017
0
141
The mountain landscape is a result of battle between tectonic uplift, river incision and bedrock landsliding. The erosion of landslide dominates the process of removing sediment from the watersheds; therefore, where it happens ...
Earth Sciences
Jun 9, 2020
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