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
Sep 22, 2016
0
330
Two model studies document the probability of climate tipping in Earth subsystems. The findings support the urgency of restricting CO2 emissions as abrupt climate changes might be less predictable and more widespread in the ...
Environment
Jul 6, 2021
24
1039
Throughout the last ice age, the climate changed repeatedly and rapidly during so-called Dansgaard-Oeschger events, where Greenland temperatures rose between 5 and 16 degrees Celsius in decades. When certain parts of the ...
Earth Sciences
Apr 9, 2021
14
333
Researchers from the Niels Bohr Institute, University of Copenhagen have, in collaboration with Norwegian researchers in the ERC Synergy project, ICE2ICE, have shown that abrupt climate change occurred as a result of widespread ...
Earth Sciences
Dec 4, 2020
117
374
(PhysOrg.com) -- What do abrupt changes in ocean circulation and Earth's climate, shifts in wildlife populations and ecosystems, the global finance market and its system-wide crashes, and asthma attacks and epileptic seizures ...
Ecology
Sep 2, 2009
4
0
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
The UN Intergovernmental Panel on Climate Change's first major scientific assessment since 2014, released Monday, shows unequivocally that global warming is unfolding more quickly than feared and that humanity is almost entirely ...
Environment
Aug 9, 2021
40
788
(PhysOrg.com) -- A team of scientists - led by Professor Andrew C Scott of the Department of Earth Sciences at Royal Holloway, University of London - have revealed that neither comet nor catastrophe were the cause for abrupt ...
Earth Sciences
Jun 17, 2010
2
0
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State-of-the-art climate models, as used in the assessments of the Intergovernmental Panel for Climate Change, could be giving a false sense of security in terms of upcoming abrupt change, suggests a Commentary by a University ...
Environment
Jun 27, 2011
10
0
Two decades after the United Nations established the Framework Convention on Climate Change in order to "prevent dangerous anthropogenic interference with the climate system", the Arctic shows the first signs of a dangerous ...
Environment
Jan 30, 2012
8
0
