Three man team probing the discovery is now 'missing in tundra', say Emergency Ministry officials.
Expert says deadly gas released from melting permafrost region will lead to 'awful' consequences for global warming.
Dmitry Medvedev rejected plans to set up a State corporation to run the economy in eastern Siberia and the Far East.
A renaissance of one of Siberia's first outposts as the Far North becomes the new economic frontier.
Analysts say opening of LNG facility in Queensland with exports to China could affect Yamal as Pacific countries look to take on Russia in Asia.
Locals in north of Yakutia said daylight was completely gone for several hours.
Wild animal uses eye contact to 'flatter' biologist Alexander Yakovlev - hoping for a tasty breakfast - at dawn on the shores of the freezing Gulf of Ob.
Renowned scientist says temperatures could 'rise twice faster' in Yakutia than the rest of the world.
Key move to revive Far Eastern economy and compete with Macau and Busan.