Time lapse. Close up of a white fluffy cloud as it changes form against a bright blue sky.

Prince George, British Columbia. Sweeping aerial shot of a vast pine forest that is dying due to climate change

Close up of overhanging icicles dripping against a blue sky.

Antarctica, Elephant Seal on rocky beach looking into camera, its nostrils flare as it breaths in and out with its mouth open as if smiling.

Russia: Mid shot of a Nenet tribesman looking out over a tundra landscape, then a shot of a sunset glowing through dark clouds reflecting on a lake with a group of reindeer in the distance. Mid shot of a reindeer silhouetted against a sunset.

Antarctica: Elephant seals play fighting in shallow water, they posture towards one another with mouths open displaying teeth then biting each others necks.

Norway: Aerial view of glacial tongue in Sogn og Fjordane county showing uneven surface of the ice.

Norway: Various shots of Jostedals glacier showing snow and ice at the glacier outlet where it meets the sea

Ilulissat, Greenland: Various shots of the frozen Ilulissat coast and ice fjord at sunset.

High-angled shot of lorries/trucks carrying coal along very dusty road in China

Kettering, England: Wide view of a country lane lined with small shrubs, pan across to reveal expansive wind farm (wind turbines), close up of rotating blade of turbine.

Antarctica: Elephant seal on rocky beach resting and looking at the camera with a gently twinkling eye. There is a lake with seals swimming in the background.

Antarctica: Elephant seal floating in shallow water looking at the camera gently bobbing in the waves.

Antarctica: Elephant seal on rocky beach yawning and raising its head with snow covered mountains and lake in the background.

Antarctic, tracking shot passing a solitary iceberg with mountains in the distance and blue sea in the foreground.

Brazil: Various air views of cleared areas of the Amazon rainforest including a Bauxite mine and logging camps.

Brazil: Various air views of logging camps on the Amazon River and surrounding rainforest.

Tracking shot passing ice covered mountains in the Antarctic with sun shining, reflecting and sparkling on the sea below.

Tracking shot passing ice covered mountains in the Antarctic with sun shining, reflecting and sparkling on the sea below.

Lines of cars and lorries slowly moving towards camera in traffic queue on motorway

Mexico: Dried maize crops in a field, farmer looks at dry crops, dry tomato plants.

Dead, leafless trees and a landfill form the frame for chimneys pumping out white smoke in the distance. Zoom out to reveal heavily degraded land.

Close view of smoke coming out of top of industrial chimney, next to tower block against orange sky

Back view of people along in heavy rain at night, one is wearing a blue cagoule and the other has pulled their outer clothing over their head

Two men in orange emergency dinghy along in flood water then camera zooms out dramatically to show aerial of flooded Yorkshire countryside

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

General view of large iceberg, part of ice cliff breaks off and falls into water (calving) in Antarctica

Travelling aerial views over flooded fields in the Yorkshire countryside

Tracking shot moving along calm water of fjord in Hinlopen past melting icebergs with view through natural arches in the ice

Didcot Power Station, Oxford, England: Three steam columns rise from the power station's cooling towers, camera zooms out to reveal many white steam columns rising to the sky.

General view of two smoking factory chimneys and factory structure in silhouette against bright orange pink sky at sunset

Zambia: Aerial shots of flooded landscape seen through clouds.

Sequence showing various views of the Thames Flood Barriers on the River Thames in London, including long view of the Millennium Dome and the gleaming steel roofs of the barriers in winter sunshine

Close up of maple leaves beginning to take on autumn colours.

Single melted ice floe floating on surface of calm water in sea in Fjord in Hinlopen at sunset with water lapping on beach and bare mountains in distance

Arctic Circle: Aerial view flying over mountains with white untouched snow everywhere.

General view of flooded street at night with dustbin floating along on its side in flood water, orange street lights reflect on water

A plane ascends in the sky, silhouetted against a blurry, sunny sky.

Aerial shot over brushland in New Zealand being consumed by a vibrant orange bushfire.

Black clouds of smoke from industrial chimneys of factory emanate against orange sky with bright yellow sun in top right of screen

Close up of crystal clear water cascading over ice.

Chunks falling off the Perito Moreno glacier in Santa Cruz, Argentina.

Konin: Shot of still lake with power station reflected in the water. TILT up to reveal power station. Close-up shots of smoke belching out from chimney stacks

Close view of tops of two factory chimneys belching and puffing steady stream of smoke upwards against cloudy sky

Medium shot of bright red autumn leaves hanging from a tree.

Hudson Bay, Canada: Wide view of two polar bears walking along on icy tundra with an orange glowing sky in the background.

Low-level view of flood water flowing along suburban street at night with house and telephone box in background and moonlight reflecting on the water

Airview slowly travelling over solitary piece of ice in expanse of water in sea in Antarctica, larger ice floes can be seen in distance

Close view of No Entry road sign sticking out of water in flooded street with rubbish debris floating on surface

Wide shot of white smoke rising out of factory chimneys with hillside in the background.