An expedition is underway to locate and analyse deposits of methane in 'underwater permafrost' in the seas of Okhotsk and Japan.
New expedition in Laptev Sea suggests increase in the rate of underwater permafrost degradation.
Warning of methane blasts in Kara Sea adjacent to Yamal craters caused by gas eruptions associated with melting permafrost due to global warming.
More craters expected to form due to such eruptions as permafrost melts - and they ARE caused by global warming releasing methane gas.
New purchase's total reserves are put at 2.2 billion tonnes of coking coal, and around 50 billion cubic metres of methane gas.
Bulging bumps in the Yamal and Gydan peninsulas believed to be caused by thawing permafrost releasing methane.
Local reindeer herder witnessed the tundra explosion that led to birth of new hole in river.
High levels of ‘fire ice’ trapped in permafrost may turn Russia into a global leader of new gas sources.