Nalchik, Russia: Various shots of the Chegem waterfall with tourists and souvernir clothes sellers.

Antarctica: A vast, desolate landscape covered in snow and ice with sun shining in the distance. Snow blows over the surface of the ice.

Antarctica Zooming in shot of icicles hanging inside crevasse penetrated by icy blue light.

Looking down at a mountain peak and across a mountain range covered in snow. Clouds are seen also as it is so high up.

Antarctica: Tracking shot of speed boat travelling on Antarctic waters at speed, passing snow covered cliffs.

Antarctica: Hanging icicles inside crevasse penetrated by icy blue light.

Camera follows person in protective clothing travelling on snowmobile (snow scooter or sled) from left to right along road in snowy landscape in the Arctic Circle in Canada

Antarctica: Large chunk of ice floating in the sea, gently bobbing to and fro in the waves which ripple around it.

General view of small weather station building with large satellite dish and telegraph poles along horizon of snowy Arctic landscape, with bright almost starburst sun shining in sky and small ridges of snow in foreground

Antarctic: An aerial view panning up from snow to water which is dotted with many small ice bergs.

Close view of Arctic explorer Jim McNeill carrying out environmental tests at the Canadian Arctic - shows close view of McNeill's hands in protective clothing turning large hand drill then camera pans up to show his face

Antarctica: A tilt up from snowy ice to show a vast, desolate landscape in the Antarctica with snow blowing over the icy ground. Bright sun shines in the sky.

Antarctica: A plane is parked in an Antarctic runway in fierce wind with snow blowing. A man, silhouetted against the sunshine, walks to the plane.

Antarctica: Panning shot of a snow covered mountains with the distant sun set reflecting on the peaks.

Antarctica: Tracking shot of speed boat travelling on Antarctic waters at speed, passing snow covered cliffs. Chunks of ice float in the sea in the foreground.

A white seal pup lays on snow and turns to face the camera, its black eyes and nose contrasting against the whiteness of its fur and surrounding snow.

An unidentified sculptor using a chainsaw to carve an arched entrance in an ice block.

Antarctica: A vast icy landscape glistening in the sunshine, snow blows on the surface in a fierce wind.

Long view of snow-covered house on horizon in the snowy landscape of the Arctic Circle in Canada, there is an orange glow in the sly as if sun is setting and the snow appears blue

Close view of large hand drill in foreground spiralling downwards into ice (as part of global warming test) against backdrop of snowy landscape with stationary boat in background

General view of a snowy landscape of the Arctic Circle in Canada on bright sunny day with an igloo snow house in the foreground

Antarctic: Point of view shot from a moving vehicle along a snow covered ice field in the Antarctic. Melted areas in the white snow cover are visible.

Antarctica: Panning shot of snow covered mountains seen from Rothera research station.

Antarctica Panning upwards shot of icicles hanging inside crevasse penetrated by icy blue light.

Antarctica: Static shot of a snow covered mountains with the distant sun set reflecting on the peaks.

Antarctica: Travelling shot though icy waters containing a mass of ice chunks floating in the sea. There is a snow covered mountain range in the distance.

Travelling shot of snow covered mountain peaks and cliffs which reflect in the sea water below.

General view of Weather Station buildings and telegraph poles along distance on horizon in desolate snowy Arctic landscape as truck travels towards and past camera along road

Arctic: A team of arctic explorers ski away from the camera in a line. A starburst sun above casts its rays over the explorers as they ski to the boundless snowy scape.

Antarctica: Tracking shot of speed boat travelling on Antarctic waters at speed, passing snow covered cliffs.