The Russian government has ordered the evacuation of North Pole-40 Arctic Station.
North Korea urged to join Russia and China in fixing reliable numbers for Amur big cats.
Rail link will connect remote region to Krasnoyarsk region.
Marine life dying, pools polluted, power outages, no medicines for animals, and two years late, but officials say there is no cause for concern.
How people use the extreme cold to 'freeze dry' clothes.
Exclusive pictures show autopsy on a four year old bison preserved in ice since ancient times.
A major new Arctic clean-up expedition is poised to start work getting rid of junk and pollution blighting this vast region.
Airline unveils colourful new livery to help raise awareness of big cat's uncertain future.
Mysterious 'gigantic' hole in remote region spotted by helicopters over gas-rich Yamal peninsula.