Abrupt climate change some 8,000 years ago led to a dramatic decline in early South American populations, suggests new UCL research.
Archaeology & Fossils
May 09, 2019
0
404
A new study looking at variations in past sea ice cover in the Norwegian Sea found the shrinkage and growth of ice was instrumental in several abrupt climate changes between 32,000 and 40,000 years ago.
Earth Sciences
Mar 07, 2019
0
71
However, there was a small ice-free 'polynya' between the frozen continents and the open ocean where microscopic marine life prevailed, which would have provided otherwise unavailable food for fish and mammals.
Earth Sciences
Sep 27, 2018
0
81
The remains of a buried pine forest at the foot of Mont Saint Genis in Southern France yield insightful information on a drastic climate change event. The pine tree stand initiated around 12,900 years ago during the relatively ...
Earth Sciences
Sep 19, 2018
0
8
The ocean currents that help warm the Atlantic coasts of Europe and North America have significantly slowed since the 1800s and are at their weakest in 1600 years, according to new research my colleagues and I have conducted. ...
Earth Sciences
Apr 12, 2018
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27
Melting of Antarctica's ice can trigger rapid warming on the other side of the planet, according to our new research which details how just such an abrupt climate event happened 30,000 years ago, in which the North Atlantic ...
Environment
Sep 13, 2017
1
71
Norwegian Sea acted as CO2 source in the past. It pumped the greenhouse gas into the atmosphere instead of absorbing it, as it does today.
Earth Sciences
Mar 27, 2017
0
35
What caused the rapid disappearance of a vibrant Native American agrarian culture that lived in urban settlements from the Ohio River Valley to the Mississippi River Valley in the two centuries preceding the European settlement ...
Earth Sciences
Jan 31, 2017
0
46
Coping with climate change will already be difficult enough without worrying about Dansgaard-Oescheger (DO) events that could come on top of it. However, their possible occurrence cannot be dismissed: We need to know more ...
Earth Sciences
Jan 25, 2017
0
8
A small group of Homo sapiens left Africa around 100,000 years ago in a series of astronomically paced slow migration waves and arrived for the first time in southern Europe around 80,000-90,000 years ago, according to a ...
Archaeology & Fossils
Sep 22, 2016
0
330
