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Siberia: Giant crater due to global warming?

The mysterious sinkhole was first spotted by Rinat Sharifullin, a local man whose house is a mere 100 meters away from where it emerged.
The mysterious sinkhole was first spotted by Rinat Sharifullin, a local man whose house is a mere 100 meters away from where it emerged. He blames the sagging of earth on abandoned mine tunnels snaking beneath the ground in the area.
Russia’s Emergency ministry staff promptly arrived to the spot, fenced the crater, and filled it with earth. Experts are now investigating it to find out why it emerged.
A fresh giant crater has appeared in Siberia’s Novokuznetsk region. Measuring 20 meters in diameter and up to 30 meters in depth, the hole is unnerving the local population, who fear the next one might swallow their homes. ....

Rinat Sharifullin , Moscow State University Of Oil , Vasily Bogoyavlensky , Moscow State University , மாஸ்கோ நிலை பல்கலைக்கழகம் ,

Scientists unravel the mystery of giant black hole in Northern Russia

Vasily Bogoyavlensky, geologist and geophysicist, said that
there are many of such black holes in the north of Russia. Many of those craters have emerged during the past ten years.
The very first crater, which was discovered in 2014, became the famous one. It was a hole about 50 meters deep and 40 meters in diameter. Geologists quickly established that the giant hole in the ground was just a hole, from which methane was bursting out.
A cavity is formed in the layers of underground ice as it melts due to the influence of a local anomalous heat flow. This cavity is then filled with gas, and it grows larger, causing the surface on the ground to swell until the frozen rock reaches its ultimate strength and eventually explodes in a pneumatic explosion. ....

Samarskaya Oblast , Andrey Umnikov , Dmitry Sudakov , Arctic Development , Institute Of Oil , Skolkovo Institute Of Science , Russian Center , Vasily Bogoyavlensky , Gas Problems , Russian Academy , Skolkovo Institute , Yamal Crater , Mud Volcano , Black Hole , ஆர்க்டிக் வளர்ச்சி , நிறுவனம் ஆஃப் எண்ணெய் , ரஷ்ய மையம் , வாயு ப்ராப்லம்ஸ் , ரஷ்ய கலைக்கழகம் , யமல் பள்ளம் , சேறு எரிமலை , கருப்பு துளை ,

Drone flies inside giant Yamal permafrost crater for first time, dipping 15 metres below the surface

Drone flies inside giant Yamal permafrost crater for first time, dipping 15 metres below the surface
25 February 2021
Underground aerial survey throws important new light on these eerie giant holes, enabling a first 3D model.
First-ever 3D model of the newest permafrost heaving mound that exploded in summer 2020 on the Yamal peninsula. Picture: Vasily Bogoyavlensky
Some 20 large craters have formed in recent years after explosions of bulging mounds in areas of the Russian Arctic. The cause is believed to be a build up of methane gas triggering blowouts which send ice and frost soil hundreds of metres from the epicentre.
In summer 2020, researchers from ....

Yamal Peninsula , Yamalo Nenetskiy Avtonomnyy Okrug , Samarskaya Oblast , Roman Nikonov , Evgeniy Chuvilin , Yevgeny Chuvilin Skoltech , Igor Bogoyavlensky , Yevgeny Chuvilin , Gas Research Institute , Russian Academy Of Sciences , Skolkovo Institute Of Science , Technology Skoltech , Russian Academy , Skolkovo Institute , Vasily Bogoyavlensky , Professor Vasily Bogoyavlensky , Geosciences Journal , யமல் தீபகற்பம் , வாயு ஆராய்ச்சி நிறுவனம் , ரஷ்ய கலைக்கழகம் ஆஃப் அறிவியல் , ரஷ்ய கலைக்கழகம் , புவி அறிவியல் இதழ் ,

3D model shows off the insides of a giant permafrost crater

Credit: Evgeny Chuvilin
Researchers from the Oil and Gas Research Institute of the Russian Academy of Sciences and their Skoltech colleagues have surveyed the newest known 30-meter deep gas blowout crater on the Yamal Peninsula, which formed in the summer of 2020. The paper was published in the journal
Geosciences.
Giant craters in the Russian Arctic, thought to be the remnants of powerful gas blowouts, first attracted worldwide attention in 2014, when the 20 to 40-meter wide Yamal Crater was found quite close to the Bovanenkovo gas field. The prevailing hypothesis is that these craters are formed after gas is accumulated in cavities in the upper layers of permafrost, and increasing pressure ultimately unleashes an explosive force. Most of these craters are rather short-lived as they apparently quickly fill with water over several years and turn into small lakes. As of now, there are some 20 known and studied craters. ....

Yamal Peninsula , Yamalo Nenetskiy Avtonomnyy Okrug , Igor Bogoyavlensky , Boris Bukhanov , Andrey Umnikov , Yevgeny Chuvilin , Arctic Development , Massachusetts Institute Of Technology , Skoltech Center , Russian Center , Gas Research Institute , Russian Academy , Russian Arctic , Yamal Crater , Vasily Bogoyavlensky , Yamalo Nenets Autonomous Area , Hydrocarbon Recovery , Massachusetts Institute , Earth Science , Geology Soil , Geophysics Gravity , Temperature Dependent Phenomena , Algorithms Models , Calculations Problem Solving , Computer Science , Climate Change ,

Methane Is Blowing More Holes in the Siberian Tubdra

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Photo: Vasily Bogoyavlensky (Getty Images)
The Siberian tundra is still out here exploding. A new study from the Woodwell Climate Research Center has identified three new craters in the region’s increasingly volatile permafrost, and the climate crisis is to blame.
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Researchers have been seeing giant holes form in western Siberia’s Yamal Peninsula for years. The first, discovered by workers back in 2014, measured 262 feet (80 meters) in diameter. Since then, scientists have found another six craters on Yamal and the nearby Gydan peninsula, most recently discovering a crater as deep as half a football field last year. While researchers have suspected explosive methane gas has welled up into the tundra as it thaws and caused the explosions, it’s been an area of active research. ....

Woodwell Climate Research Center , Yamal Peninsula , Vasily Bogoyavlensky , Getty Images , Google Earth Engine , Gyda Peninsula , Earth Sciences , Physical Geography , யமல் தீபகற்பம் , கெட்டி படங்கள் , கூகிள் பூமி இயந்திரம் , பூமி அறிவியல் , உடல் நிலவியல் ,