Hope for future of the rare species as census says there could be as many as 540 of them now living in the Far East.
Bad weather preventing clean up amid fears for endangered sea lions.
Russian photographer writes about a volcanic eruption at Tolbachik, seen by the Soviets as the most lunar place on the planet.
Russian army biological protection troops called in amid warnings 'utmost care' needed to stop deadly infection spreading.
Despite the cold weather and prevalence of permafrost, family is struggling to keep up with the demand.
Greenpeace claim authorities underestimate the scale of destruction, amid warnings of lack of resources to fight fires.
World's coldest region defies its stereotype.
Famous traveller and film director Nicolas Vanier embarks on a new epic dog sled trip.
Expert says deadly gas released from melting permafrost region will lead to 'awful' consequences for global warming.