Articles tagged "periodic mass extinctions"

mass extinctions natgeo 2019

Study suggests current loss of species should be called the 'seventh extinction'

The biodiversity crisis we experience today-- defined by the rapid loss of species and rapid degradation of ecosystems-- is believed to be the sixth mass extinction. However, some scientists say it should perhaps be called seventh, suggesting the inclusion of the...

December 23, 2019

One of the greatest mass extinctions caused by volcanic eruptions

One of the greatest mass extinctions caused by volcanic eruptions

Scientists have linked global mass extinction at the Permian-Triassic boundary some 250 million years ago to an ice age caused by the activity of the first volcanism in the Siberian Traps. The research paves the way for a new vision of the Earth's climate...

March 06, 2017

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Study links periodic mass extinctions to "Planet X"

According to research published by a faculty member of the University of Arkansas Department of Mathematical Sciences, Daniel Whitmire, periodic mass extinctions on Earth, as indicated in the global fossil record, could be linked to a suspected ninth planet. ...

March 30, 2016