November 15, 2024

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A giant continent will be created on Earth that threatens humanity

A giant continent will be created on Earth that threatens humanity

From the moment when large pieces of land appeared above the oceans on Earth, the continents began to form and were in constant motion, sometimes approaching each other, forming supercontinents, and at other times there was a breakup of the supercontinents, until the continents finally ended up in their current state. Form and location about 200 million years ago.

with Publishing In the journal Nature Geoscience, the research team reported that the formation of a supercontinent on Earth in the distant future could lead to the erasure of humans and any other mammals that may still exist on the planet. Named the supercontinent Pangea Ultima, the mass extinction there would occur mainly due to heat stress as a result of greater volcanic activity there, and would send twice as much carbon dioxide into the atmosphere as levels of the harmful gas do today. At the same time, the Sun, which will be older, will emit more radiation and the conditions that will be created will turn even the tropical regions of the planet into deserts.

This study is the first attempt to model the extent of climate extremes as a result of geological rearrangement. Using the UK National Meteorological Service’s climate model and the University of Bristol’s supercomputer, the simulation also provided tectonic evidence for past extinction events and data that could be useful to astronomers searching for other habitable planets.

It will resemble Mars

At the time of Pangea Ultima, extreme temperatures are expected to be dramatic, with more moisture than now along the coasts and extremely dry conditions in the vast inland deserts that will form. In this world, global temperatures could rise by 15°C (and up to 30°C on Earth) above pre-industrial levels, which would return the world to the extreme heat last seen in the Permian-Triassic, about 260 million years ago. When 90% of life on Earth disappeared.

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Long periods of heat in excess of 40 degrees Celsius would exceed the tolerance levels of many life forms, even mammals that have shown remarkable adaptability since their appearance about 200 million years ago, and have not only been able to survive whatever obstacle nature has thrown at them. And even managed to survive. They flourish and dominate the planet after the extinction of the dinosaurs.

Naftemporiki.gr