Bulging bumps in the Yamal and Gydan peninsulas believed to be caused by thawing permafrost releasing methane.

Record sighting of Narwhal at 88 degrees north by Russian scientific expedition.

Bone-cracking cold, Gulag prison camps, oil flares visible from space, and bleak industrial cities - this is a common Western stereotype of Siberia.

Modern-day zeppelins costing $30 million each would revolutionise transport links and economic exploitation of Siberia in $240 billion plan.

Up to 300,000 people a year expected to pass through Sabetta International as region gears up to become a gas powerhouse.

Discovery of rich vegetation only 1000 miles away from North Pole surprises scientists.

International researchers have gleaned these extraordinary hidden scientific secrets by drilling 318 metres into a unique lake in northeastern Siberia.

These extraordinary pictures give graphic new evidence of climate change.

The Russian government is to give priority to Siberia and the Far East as it puts modernisation on fast-forward, insists Dmitry Medvedev.

One region alone - Yakutia - has 5 million tons scrap metal dumped in polar regions, an ugly Soviet legacy.