Giant holes created when pingos erupted after filling with gas.
Memorandum of understanding will see construction of major projects including new refinery and upgrade to port.
The 19th century vessel - formerly the Royal Navy's HMS Pandora - sank as Americans raced to be first to North Pole.
BP 'welcomed' the interest from the state company in its holding in Russia's third largest oil producer.
Ice along the northern coast of Siberia is retreating faster than elsewhere, leading to a special threat for our polar bears, Russian expert says.
Session seen as a significant step towards improving economic prospects for vast priority region including eastern Siberia.
New crossing on the Ob River has the longest arch span in Russia and world's largest mesh arch.
Dissecting them like surgical abscesses to release the gas seen as one solution to avoid future eruptions.
Gas bubbles from waters filling crater hole on Yamal peninsula two months after volcanic-style explosion in thawing permafrost.