Katja Riedel

Sunset over sea ice at Cape Bird

Tide crack with Observation Hill in background

Chemical spill exercise at Scott Base

Tim Hay and Graham McElroy with US helicopter at Cape Bird

Lenticularis cloud over Cape Bird

Group of four Adelie penguins on a mission

Adelie penguin at Cape Bird

Narnia-like ice formations at Cape Bird

Frost flowers on tide crack at Cape Bird

Group of emperor penguins at Cape Bird

Tim Hay collecting frost flowers at Cape Bird

Tim Hay with the BrO/ozone instrument at Cape Bird

Tim Hay and Cape Bird hut in storm

Tim Hay on press ice hill at Cape Bird beach

Adelie penguins porpoising in the water

Tim Hay at Harrison Bluff looking at Mt Erebus

Group of Adelie penguins at Cape Bird

Tim Hay being interviewed by BBC film team at Cape Bird

Skua

Hagglund coming down from Castle Rock

Weddell seal at Cape Bird