Bermuda triangle

Same phenomenon of discharge of gas hydrates 'led to crater formation in Russia and disappearance of ships in Atlantic'.

Scientists say there is growing evidence that rising temperatures were catalyst for massive unexplained holes in ground.

High levels of ‘fire ice’ trapped in permafrost may turn Russia into a global leader of new gas sources.

Giant holes created when pingos erupted after filling with gas.

More craters expected to form due to such eruptions as permafrost melts - and they ARE caused by global warming releasing methane gas.

Haunting beauty of massive hole as scientists examine frozen lake formed after giant blowout.

Startling new details emerge of the most mysterious of Siberia's newly created giant permafrost holes.

Warning of methane blasts in Kara Sea adjacent to Yamal craters caused by gas eruptions associated with melting permafrost due to global warming.

NBC is banning Siberians from watching online trailers and a pilot of its new 'thriller' called 'Siberia'.