A new study of some of the world's most remote islands show there are dramatic climate changes since detailed research by Soviet scientists 55 years ago.
Siberia's colossal resource potential is a great competitive advantage that needs to be skilfully deployed.
Threat to Salekhard and Anadyr could come even sooner - by the mid-2020s - as thaw of frozen ground is forecast to have 'devastating' impact.
These extraordinary pictures give graphic new evidence of climate change.
French team prepare to 'reanimate' a 30,000 year old 'giant virus'.
Winter comes to summer including freak hailstorms, mega-flooding but also wild fires.
Challenge to polar doom warning from respected international expert Professor Peter Wadhams of Cambridge University.
Renowned scientist says temperatures could 'rise twice faster' in Yakutia than the rest of the world.
New study reveals icy climate conditions in pre-historic times.
The US actor warns that Yakutia - officially called the Sakha Republic - is 'extremely vulnerable' to global warming.