About 250 million years about 95 per cent of life was wiped out in the sea and 70 per cent on land. Researchers at the University of Calgary believe they have discovered evidence to support massive volcanic eruptions burnt ...
Earth Sciences
Jan 23, 2011
36
0
A team of scientists has found new evidence that the Great Permian Extinction, which occurred approximately 250 million years ago, was caused by massive volcanic eruptions that led to significant environmental changes.
Earth Sciences
Oct 2, 2017
0
859
A University of Utah seismologist analyzed seismic waves that bombarded Earth's core, and believes he got a look at the earliest roots of Earth's most cataclysmic kind of volcanic eruption. But don't worry. He says it won't ...
Earth Sciences
Feb 7, 2013
2
1
Every school child knows the dinosaurs were killed off by an asteroid smashing into the Earth some 66 million years ago.
Archaeology
Feb 23, 2019
11
62
A new reconstruction of Antarctic ocean temperatures around the time the dinosaurs disappeared 66 million years ago supports the idea that one of the planet's biggest mass extinctions was due to the combined effects of volcanic ...
Earth Sciences
Jul 5, 2016
6
356
Long before the dinosaurs, hefty herbivores called pareiasaurs ruled the Earth. Now, for the first time, a detailed investigation of all Chinese specimens of these creatures – often described as the 'ugliest fossil reptiles' ...
Archaeology
Feb 19, 2016
0
721
One of the key effects of the end-Permian mass extinction, 252 million years ago, was rapid heating of tropical waters and atmospheres.
Earth Sciences
Jan 9, 2018
0
492
Zoologist Sarah Otto, with the University of British Columbia, has published a report in the journal Proceedings of the Royal Society B regarding human influence on evolution over the past century. She notes that the number ...
(PhysOrg.com) -- A new technique has allowed scientists to pin down the timing of ancient glaciations, linking them more firmly to two bursts of extinction.
Earth Sciences
Mar 8, 2011
0
0
(Phys.org) —A pair of researchers from Germany's Ludwig-Maximilians-Universität have published a paper in the journal Biology Letters, suggesting that the mass extinction of pseudosuchians approximately 201 million years ...
