A new study shows that the rise of atmospheric carbon dioxide that contributed to the end of the last ice age more than 10,000 years ago did not occur gradually, but was characterized by three "pulses" in which C02 rose abruptly.
Earth Sciences
Oct 29, 2014
9
0
Uranium mining in Australia is polluting the Antarctic, about 6,000 nautical miles away.
Earth Sciences
Jun 30, 2016
25
183
For more than a century scientists have known that Earth's ice ages are caused by the wobbling of the planet's orbit, which changes its orientation to the sun and affects the amount of sunlight reaching higher latitudes, ...
Earth Sciences
Aug 14, 2013
3
1
The Storegga event is one of the largest submarine landslides known in the world and is located off the coast of Norway. It occurred about 8,150 years ago, after the end of the last ice age, and triggered a massive tsunami ...
Earth Sciences
Mar 2, 2023
0
46
A new study by an international team of scientists analyzing ice cores from the Greenland ice sheet going back in time more than 100,000 years indicates the last interglacial period may be a good analog for where the planet ...
Earth Sciences
Jan 23, 2013
103
0
At two miles long and five inches in diameter, the West Antarctic Ice Sheet Divide (WAIS) ice core is a tangible record of the last 68,000 years of our planet's climate.
Earth Sciences
Dec 6, 2016
3
1078
Many factors related to warming will conspire to raise the planet's oceans over coming decades—thermal expansion of the world's oceans, melting of snow and ice worldwide, and the collapse of massive ice sheets.
Earth Sciences
May 19, 2016
1
28
A new study has found ground-breaking evidence from an ice core in the Swiss-Italian Alps that proves the 7th century switch from gold to silver currencies in western Europe actually occurred a quarter of a century earlier ...
Archaeology
Nov 16, 2018
2
239
Surface melting across Greenland's mile-thick ice sheet began increasing in the mid-19th century and then ramped up dramatically during the 20th and early 21st centuries, showing no signs of abating, according to new research ...
Earth Sciences
Dec 5, 2018
21
1746
If you could travel back in time 41,000 years to the last ice age, your compass would point south instead of north. That's because for a period of a few hundred years, the Earth's magnetic field was reversed. These reversals ...
Earth Sciences
May 16, 2017
5
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