Bulging bumps in the Yamal and Gydan peninsulas believed to be caused by thawing permafrost releasing methane.
Projects in Buryatia underway despite warnings of a crisis in pollution in world's deepest lake.
Elephants and tigers entertain public in cities along staggering 16,000km (9,950 mile) route.
Driver spots big cat at side of busy road, alerts police, and young male is tranquillised.
Putin prepares to head to New Delhi to approve deal as Moscow looks to expand trade links with Asia.
Tourist numbers from Siberia rising as economy improves following 2014 downturn
As closed city prepares for construction of new reactor, one scientist calls for an inquiry to address environmental concerns of past 50 years.
Roman Afanasyev, 31, faces up to 3 years in jail after dangling her out of car window, and posing on rooftop edge clutching child upside down.