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April 17, 2019
This brutal event wiped out 95% of marine species and 70% of terrestrial vertebrates. What has been revealed in the study of a group of researchers.
A group of researchers identified what was because of the largest mbad extinction in Earth's history, which killed 95% of marine species and 70% of terrestrial vertebrates.
According to the specialized team of the University of Cincinnati (USA) and the University of Geosciences of China, this event has been named "The great mortality"and it's happened About 250 million years ago.
This study was published in the magazine Nature Communications, where they talk about the great importance of volcanic eruptions, in the mbadive extinction of the Permian-Tribadic.
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As the portal has reported Science DailyJun Shen and his group found in the geological archives of the time an increase in mercury in several regions, which would prove that the volcanoes generated this brutal extinction.
In this volcanic eruption, vast deposits of burning coal, which caused a huge release of mercury vapor in the atmosphere, which is found in marine sediments. The same eruptions were localized in the traps of Siberia, present-day Russia, raise the temperature on the planet by at least 10 degrees centigrade.
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Although many doubts have been dispelled, many professionals in the group of researchers are still wondering what is the most harmful for these species.
Thomas Algeo said: "Creatures adapted to colder environments would be out of luck. I guess the change in temperature would be the number one killer. The effects would be aggravated by acidification and other toxins present in the environment. "
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