Chlorofluorocarbons (CFCs) are to blame for global warming since the 1970s and not carbon dioxide, according to new research from the University of Waterloo published in the International Journal of Modern Physics B this ...
Earth Sciences
May 30, 2013
208
11
About 12,800 years ago when the Earth was warming and emerging from the last ice age, a dramatic and anomalous event occurred that abruptly reversed climatic conditions back to near-glacial state. According to James Kennett, ...
Earth Sciences
May 21, 2013
56
6
A team of scientists from the National Space Institute at the Technical University of Denmark (DTU Space) and the Racah Institute of Physics at the Hebrew University of Jerusalem has linked large solar eruptions to changes ...
Earth Sciences
Aug 25, 2016
12
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In 2016, researchers published "slam dunk" evidence, based on iron-60 isotopes in ancient seabed, that supernovae buffeted the Earth—one of them about 2.6 million years ago. University of Kansas researcher Adrian Melott, ...
Astronomy
May 11, 2017
2
489
About 2.6 million years ago, an oddly bright light arrived in the prehistoric sky and lingered there for weeks or months. It was a supernova some 150 light years away from Earth. Within a few hundred years, long after the ...
Astronomy
Dec 11, 2018
19
512
Climate change gives rise to more unstable weather, local droughts and extreme temperature records, but a coherent theory relating local and global climate is still under active development. Now a Danish astrophysics student ...
Earth Sciences
May 25, 2022
1
78
(Phys.org) —Herds of wooly mammoths once shook the earth beneath their feet, sending humans scurrying across the landscape of prehistoric Ohio. But then something much larger shook the Earth itself, and at that point these ...
Earth Sciences
May 20, 2013
16
0
Although the sun provides nearly all the energy needed to warm the planet, its contribution to climate change remains widely questioned. Many empirically based studies claim that it has a significant effect on climate, while ...
(PhysOrg.com) -- Evidence of an intense warming period in the Universe’s early history, described as a form of "cosmic climate change", has been found by an international team of astronomers.
Astronomy
Nov 2, 2010
4
2
Researchers from Centre de Recherches Pétrographiques et Géochimiques (CNRS / University of Lorraine), in collaboration with CEREGE have shown that erosion in the Himalayas is primarily governed by tectonic movements, which ...
Earth Sciences
Jun 10, 2020
0
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