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Did a Comet Aid the Rise of Mammals?

A Change in Sorting Tray Colour Leads to New Comet Conclusions The idea that a period of rapid global warming that occurred some 56 million years ago was caused by an extraterrestrial impact event has been postulated before.  However, a team of American scientists, writing in the journal “Science” have published a new paper that […]
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New understanding to past global warming events: Hyperthermal events may be triggered by warming

Academics / General Science : ScienceDaily: Science Society

A series of global warming events called hyperthermals that occurred more than 50 million years ago had a similar origin to a much larger hyperthermal of the period, the Pelaeocene-Eocene Thermal Maximum (PETM), new research has fou...

Extraterrestrial Link to Global Climate Shift 12,900 Years Ago --Conclusive Evidence Discovered

Academics / Astronomy : The Daily Galaxy

For the first time, researchers have discovered conclusive evidence linking an extraterrestrial impact with a dramatic global climate shift. The impact occurred about 12,900 years ago, at the beginning of the Younger Dryas period, a...

Mammal body-size responds to climate change in ancient Wyoming

Academics / General Science : ScienceDaily: Science Society

Evidence from fossils suggests that multiple global warming events, which occurred over 50 million years ago, impacted the evolution of mammals living in ancient Wyoming. Using over seven thousand fossilized teeth, paleontologists f...

Extraterrestrial impact preceded ancient global warming event

Issues & Causes / Climate Change : EurekAlert: Earth

(Rensselaer Polytechnic Institute) A comet strike may have triggered the Paleocene-Eocene Thermal Maximum, a rapid warming of the Earth caused by an accumulation of atmospheric carbon dioxide 56 million years ago, which offers analo...

Extraterrestrial Impact Preceded Ancient Global Warming Event

Health : Newswise Medical News

A comet strike may have triggered the Paleocene-Eocene Thermal Maximum (PETM), a rapid warming of the Earth caused by an accumulation of atmospheric carbon dioxide 56 million years ago, which offers analogs to global warming today.

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