Same phenomenon of discharge of gas hydrates 'led to crater formation in Russia and disappearance of ships in Atlantic'.
Startling new details emerge of the most mysterious of Siberia's newly created giant permafrost holes.
More than 20 new deals on energy, investment and education are inked in Beijing.
Gas bubbles from waters filling crater hole on Yamal peninsula two months after volcanic-style explosion in thawing permafrost.
A deal would be the biggest Chinese equity participation in onshore oil in Russia.
More craters expected to form due to such eruptions as permafrost melts - and they ARE caused by global warming releasing methane gas.
Earth is moving as 'leaking methane gas due to global warming causes surface to bubble' in a new phenomenon.
Scientists say there is growing evidence that rising temperatures were catalyst for massive unexplained holes in ground.
Scientists say a 'fountain of gas' poured from jelly-like trembling earth in tundra on Belyy Island in northern Siberia.