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Mass extinction

Fossil discovery of a saber-toothed creature connects northern and southern hemisphere faunas

Biology
New top predator in town (at least, temporarily).

Biodiversity loss caused ecological collapse after the “Great Dying”

Environment
Biodiversity loss could lead to ecological collapse.

Patterns of mass extinction coincided with rapid decrease in marine oxygen levels

Science
This evidence has important implications for modern deoxygenation and biodiversity declines.

Evolution of tree roots may have driven mass extinctions

Technology
Geologists find link between ancient, global-scale extinction events and modern threats to Earth’s oceans.

Dinosaurs killing impact triggered a “mega-earthquake” that lasted weeks to months

Science
The amount of energy released in this "mega-earthquake" is estimated at 1023 joules

Most mass extinctions occurred after mega-eruptions

Science
The impact of repeated eruptions over millennia.

Climate cooling contributed to sulphurous end for the dinosaurs

Science
The gases were ejected into the Earth’s atmosphere after a six-mile-wide asteroid slammed into the planet.

Low volcanic temperatures led to the fourth mass extinction

Science
Low volcanic temperature ushered in global cooling and the thriving of dinosaurs.

Rock samples record the first day the dinosaurs wiped out

Science
That’s the scenario scientists have hypothesized.

Dinosaurs were thriving before asteroid strike that wiped them out

Science
Scientists believe that an asteroid impact, potentially combined with serious volcanic movement, wiped out the dinosaurs at the end of the Cretaceous period. Although,...

Global warming wiped out 95% of marine life 252 million years ago

Environment
A new study by the University of Washington has suggested that extreme global warming caused Earth's biggest ever mass extinction. The largest extinction in Earth's history...

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