Stefan Christmann / Moon bow, a halo around the moon during polar night. Sastrugi on sea ice in foreground. Atka Bay, Antarctica. June.
01618790
Stefan Christmann / Cameraman Lindsay McCrae on sea ice filming frozen landscape and icebergfor BBC Dynasties Penguin programme. Atka Bay, Antarctica. October 2017.
01619588
Stefan Christmann / Emperor penguin (Aptenodytes forsteri) walking across crack in sea ice during return to breeding colony. Atka Bay, Antarctica. April.
01619556
Stefan Christmann / Emperor penguin (Aptenodytes forsteri) sliding across sea ice in journey to breeding colony. Sastrugi in ice formed by wind erosion. Atka Bay, Antarctica. April.
01611386
Erlend Haarberg / Herd of wild Reindeer (Rangifer tarandus) in snow-covered mountain landscape, in wind storm. Forollhogna, Norway. January 2018.
01430140
David Pattyn,David Pattyn / Snow covered mountain slopes with pine trees in Gran Paradiso National Park, Italy, December 2011
01619843
Stefan Christmann / Formations in sea ice at full moon, during polar night. Atka Bay, Antarctica. July 2017.
01619841
Stefan Christmann / Formations in sea ice at full moon, during polar night. Atka Bay, Antarctica. July 2017.
01619751
Stefan Christmann / Sastrugi formation on sea ice, at first light, at the end of polar night. Atka Bay, Antarctica. July 2017.
01619633
Stefan Christmann / Emperor penguin (Aptenodytes forsteri) pair lying down in drifting snow during storm. Atka Bay, Antarctica. May.
01619580
Stefan Christmann / Emperor penguin (Aptenodytes forsteri) group returning across sea ice to form breeding colony. Atka Bay, Antarctica. April 2017.
01619579
Stefan Christmann / Emperor penguin (Aptenodytes forsteri), three sliding across sea ice on return to form breeding colony. Atka Bay, Antarctica. April.
