Ashley Cooper / Heliostats, large reflective mirrors directing sunlight to the PS20 solar thermal tower, the only such working solar tower currently in the world. Sanlucar La Mayor, Andalucia, Spain. June 2011

Franco Banfi / Sea star (Hacelia attenuata) on coral covered with mucilage, a symptom of rising sea temperature, Vis Island, Croatia, Adriatic Sea, Mediterranean.

Juan Carlos Munoz / European beech forest (Fagus sylvatica) in autumn, view from below in the mist, Ilirska Bistrica, Green Karst, Slovenia, October.

Andy Rouse / Fish eye aerial view of autumnal forest, Finland, September.

Dong Lei / Blue poppy (Meconopsis racemosa var. spinulifera) in misty landscape, Serxu, Shiqu county, Sichuan Province, Qinghai-Tibet Plateau, China, August 2010.

Ole Jorgen Liodden / Ice cliff of the Austfonna ice cap with melt water and ice crashing down to the sea, Svalbard, Norway, July 2012.

Ole Jorgen Liodden / Arctic fox (Alopex lagopus lagopus) mid moult into summer fur, back lit portrait, Spitsbergen, Svalbard, Norway, June.

Michel Roggo / Iceberg in the sea outside the Kangia Ilulissat Icefjord. Iceberg from the Sermeg Kujalleg Glacier, UNESCO World Heritage Site, Kalaallit Nunaat, Greenland, August 2014. Photographed for The Freshwate...

Ole Jorgen Liodden / Polar bear (Ursus maritimus) stranded on island, with full moon above, north of Nordaustlandet, Svalbard, Norway, September.

Floris van Breugel / Ice cave melting in Mendenhall Glacier, Juneau, Alaska, USA, August 2014.

Floris van Breugel / Ice cave with melt water running through, Mendenhall Glacier, Juneau, Alaska, USA, August 2014.

Jack Dykinga / Road winding through aspen trees (Populus tremuloides) in autumn, Dixie National Forest, Boulder Mountain, Utah. October 2013.

Jack Dykinga / Cottonwood (Populus fremontii) in autumn, Long Canyon, Grand Staircase-Escalante National Monument, Utah, USA. October 2013.

David Noton / Autumnal foliage of Fireweed (Epilobium angustifolium) Kluane National Park, Yukon Territories, Canada, September.

David Noton / Autumn mist in Dee Valley (Dyffryn Dyfrdwy) at Horseshoe falls, near Llangollen, Denbighshire, Wales, UK, November 2013.

Bryan and Cherry Alexander / Icicles hanging from the edge of a small blue iceberg as the summer thaw sets in, Antarctica

Jouan Rius / Black oak (Quercus velutina) in autumn, in Yosemite valley, Yosemite National Park, California, USA, December 2012.

Floris van Breugel / Japanese maple (Acer palmatum) leaves floating in a small pond in late autumn in Seattle's Washington Park Arboretum. Washington USA

Theo Bosboom / Beech (Fagus sp) leaves in autumn, Angerenstein park, Arnhem, the Netherlands, November 2011

Sven Zacek,Sven Zacek / Ice sheets before sunrise in Estonia. December 2009.

Linda Pitkin / 2020VISION / Male Black faced blenny (Tripterygion delaisi), part of a sequence showing colour change, Swanage, Dorset, England, UK, May. 2/4

Brent Stephenson / A large hole in an iceberg with icicles hanging. Yalour Islands, Antarctic Peninsula, Antarctica, December.

Alex Mustard / 2020VISION / Two male Common cuttlefish (Sepia officinalis) compete for a female (on right) during courtship, Torbay, Devon, UK, May. 2020VISION Exhibition. 2020VISION Book Plate. Did you know? Cuttlefish have an...

Alex Mustard / 2020VISION / Pair of Common cuttlefish (Sepia officinalis), female in foreground and male behind, note circular mating scars on female caused by the males suckers, Babbacombe Bay, Torbay, Devon, UK, May. Did you k...

Juergen Freund / Split level of shallow bleaching corals and island, New Ireland, Papua New Guinea, June 2010

Andy Sands / Stoat (Mustela erminea) in partial white winter ermine coat, captive, UK. British stoats rarely assume full winter ermine coast. This animal originated from Teesdale, County Durham.

Nick Garbutt / Male Panther Chameleon (Furcifer pardalis) stalking prey in beach side vegetation. Bay of Antongil, Masoala Peninsula National Park, north east Madagascar. Did you know? Chameleons don't change colour...

Philippe Clement / Silver / Creek / River maple (Acer saccharinum) leaf in autumn colours, native to eastern North America

Georgette Douwma / Big-eye or Goggle-eye (Priacanthus hamrur) on wreck. Note colour change from deep red to silver. Egypt, Red Sea

David Shale / Deepsea squid {Histioteuthis bonellii} showing chromatophores changing colour, from the Mid-Atlantic Ridge, 200 - 50m

Georgette Douwma / Bigeye / Goggle-eye (Priacanthus hamrur) showing colour change from deep red to silver. Sipadan, Malaysia.

Chris O'Reilly / Red oak {Quercus rubra} close-up of leaf showing autumn colour change, UK, Sequence 3/3

David Kjaer / Female Rock ptarmigan, in winter plumage camouflaged against snow (Lagopus mutus) Cairngorms, Scotland

Constantinos Petrinos / Ribbon eel in male blue phase {Rhinomuraena quaesita} Sulawesi, Indonesia - species is hermaphrodite changing sex from male to female; juveniles are black, male is blue underneath , and final female p...

Ben Gillett / The Red Brigade performance artists on Extinction Rebellion climate change protest march. Bristol, England, UK. 16 July 2019.

Loic Poidevin / Mountain hare (Lepus timidus) five sitting in grassland. In winter pelage, starting to change colour. Varanger, Norway. May.

Loic Poidevin / Mountain hare (Lepus timidus) group sitting and feeding in grassland. Winter pelage starting to change. Varanger, Norway. May.

Milan Radisics / Aerial tracking shot of the Hverfisfljot glacial river flowing over a plain of black sand, Iceland, August 2018.

Milan Radisics / Aerial tracking shot of a glacial river flowing through a plain of black sand, Iceland, August 2018.

Milan Radisics / Aerial tracking shot of a glacial river flowing through a plain of black sand, Iceland, August 2018.

Heather Angel / Painted lady butterfly (Vanessa cardui) nectaring on Witch hazel (Hamamelis x intermedia 'Jelena'). Surrey, England, UK. February.

Heather Angel / Chinese meadow-rue (Thalictrum delavayi) flowers. Male phase below with stigmas hanging below immature stigmas, female phase above after stamens have fallen. Sha Chong He River Valley, near Danba, Sic...

David Woodfall / Dawn over offshore wind turbine farm, Essex, England, UK, December.

David Woodfall / Dawn over offshore wind turbine farm, Essex, England, UK, December.

David Woodfall / Sunrise over offshore wind turbine farm, Essex, England, UK, December.

John Cancalosi / Snapping turtle (Chelydra serpentina) in blue-green algal bloom (Woronichinia naegeliana). Microcystin produced is toxic to wildlife and humans. Maryland, USA. October 2018.

John Cancalosi / Snapping turtle (Chelydra serpentina) in blue-green algal bloom (Woronichinia naegeliana). Microcystin produced is toxic to wildlife and humans. Maryland, USA. October 2018.

John Cancalosi / Snapping turtle (Chelydra serpentina) in blue-green algal bloom (Woronichinia naegeliana). Microcystin produced is toxic to wildlife and humans. Maryland, USA. October 2018.

John Cancalosi / Snapping turtle (Chelydra serpentina) amongst leaves in blue-green algae (Woronichinia naegeliana). Microcystin produced is toxic to wildlife and humans. Maryland, USA. October 2018.

John Cancalosi / Red-eared slider (Trachemys scripta elegans) in blue-green algae (Woronichinia naegeliana). Microcystin produced is toxic to wildlife and humans. Maryland. October 2018.

Ashley Cooper / View towards Mont Blanc and the Glacier du Miage from above Val Veny, Italy. August 2014.

Ashley Cooper / Scientist using dye tracing techniques as part of a study to measure the speed of the Russell Glacier near Kangerlussuag Greenland. July 2008

Ashley Cooper / Scientist using dye tracing techniques as part of a study to measure the speed of the Russell Glacier, near Kangerlussuag, Greenland. July 2008

Ashley Cooper / Scientist using dye tracing techniques as part of a study to measure the speed of the Russell Glacier, near Kangerlussuag, Greenland. July 2008

Ashley Cooper / Scientist using dye tracing techniques as part of a study to measure the speed of the Russell Glacier, near Kangerlussuag Greenland. July 2008

Ashley Cooper / Scientist using dye tracing techniques as part of a study to measure the speed of the Russell Glacier, near Kangerlussuag Greenland. July 2008

Ashley Cooper / Gentoo house builder's Hutton Rise housing development in Sunderland, UK. All of the houses have either solar thermal water heating or solar electric panels, some have both. December 2011

Ashley Cooper / Hutton Rise housing development in Sunderland, UK. All of the houses have either solar thermal water heating or solar electric panels, some have both. December 2011

Ashley Cooper / Hutton Rise housing development in Sunderland, UK. All of the houses have either solar thermal water heating or solar electric panels, some have both. December 2011

Ashley Cooper / Women on a solar workshop, learning how to make solar lanterns at the Barefoot College, Tilonia, Rajasthan, India. December 2013

Ashley Cooper / Women on a solar workshop, learning how to make solar lanterns at the Barefoot College in Tilonia, Rajasthan, India. December 2013

Ashley Cooper / Women on a solar workshop, learning how to make solar lanterns at the Barefoot College in Tilonia, Rajasthan, India. December 2013

Ashley Cooper / Women on a solar workshop, learning how to make solar lanterns at the Barefoot College in Tilonia, Rajasthan, India. December 2013

Ashley Cooper / Women constructing solar cookers at the Barefoot College in Tilonia, Rajasthan, India. The Barefoot College is a worldwide charity, founded by Bunker Roy, its aims are, education, drinking water, elec...

Ashley Cooper / Faeces of the Antarctic fur seal (Arctocephalus gazella) coloured pink from the seals diet of Antarctic Krill. South Orkney Islands, Antarctic Peninsula. February 2014

Ashley Cooper / Colourful wind turbines in polders, reclaimed land near Almere, Flevoland, Netherlands. May 2013

Ashley Cooper / Dawn over Whitlee wind farm on Eaglesham Moor just south of Glasgow in Scotland, UK, - Europe's largest onshore wind farm with 140 turbines and an installed capacity of 322 MW, enough energy to power...

Ashley Cooper / Dawn over Whitlee wind farm on Eaglesham Moor just south of Glasgow in Scotland, UK - Europe's largest onshore wind farm with 140 turbines and an installed capacity of 322 MW, enough energy to power...

Ashley Cooper / Dawn over Whitlee wind farm on Eaglesham Moor just south of Glasgow in Scotland, UK - Europes largest onshore wind farm with 140 turbines and an installed capacity of 322 MW, enough energy to power 1...

Ashley Cooper / Colourful wind turbines in polders, with dandelions (Taraxacum) poldersreclaimed land near Almere, Flevoland, Netherlands. May 2013

Ashley Cooper / Colourful wind turbines in polders, reclaimed land near Almere, Flevoland, Netherlands. May 2013

Ashley Cooper / Woman with solar cooker, Muni Seva Ashram in Goraj, near Vadodara, India. December 2013.

Ashley Cooper / Harding icefield receeding rapidly due to global warming,Kenai Fjords National Park, Alaska, USA, September 2004.

Ashley Cooper / Harding icefield receeding rapidly due to global warming,Kenai Fjords National Park, Alaska, USA, September 2004.

Ashley Cooper / Harding icefield receeding rapidly due to global warming,Kenai Fjords National Park, Alaska, USA, September 2004.

Ashley Cooper / Woman cooking on a traditional clay oven, fuelled by biofuel (rice stalks) Sunderbans, Ganges Delta, Eastern India. December 2013.

Ashley Cooper / Woman cooking on a traditional clay oven, fuelled by biofuel (rice stalks) Sunderbans, Ganges Delta, Eastern India. December 2013.

Ashley Cooper / Laguna Miluni a reservoir fed by glacial melt water from the Andean peak of Huayna Potosi. As climate change causes the glaciers to melt, the water supply for La Paz, Bolivia's capital city is rap...

Ashley Cooper / Laguna Miluni, contaminated with mine effluent and with a low level due to drought. This reservoir fed by glacial meltwater from the Andean peak, Huayna Potosi, Bolivian Andes. October 2015.

Ashley Cooper / Laguna Miluni, contaminated with mine effluent and with a low level due to drought. This reservoir is fed by glacial meltwater from the Andean peak, Huayna Potosi, Bolivian Andes. October 2015.

Ashley Cooper / Ratcliffe on Soar, a massive coal powered power station in Nottinghamshire, with field of oilseed rape in foreground, UK, May 2008.

Ashley Cooper / Vapour trails / contrails from airplanes in dawn sky near Ambleside, Cumbria, UK, January.

Ashley Cooper / Wild Flowers growing in the Dolomite mountains of Italy. Many alpine flowers are emerging earlier in the spring and migrating up the mountain sides in response to climate change.

Ashley Cooper / Colourful houses in Illulisat, UNESCO World Heritage Site, Greenland, July 2008.

Ashley Cooper / Colourful houses in Illulisat UNESCO World Heritage Site, Greenland, July 2008.

Ashley Cooper / Colourful houses in Illulisat UNESCO World Heritage Site, Greenland, July 2008.

Ashley Cooper / Oil fired power plant in Illulisat, Greenland, July 2008.

Ashley Cooper / Rainbow over water flowing out of the Karahnjukar dam and Halslon reservoir, a massive new controversial hydro electricity project in North East Iceland. It was created by damming the Jokuls a Dal riv...

Ashley Cooper / Rainbow over water flowing out of the Karahnjukar dam and Halslon reservoir, a massive new controversial hydro electricity project in North East Iceland. It was created by damming the Jokuls a Dal riv...

Ashley Cooper / Rainbow over water flowing out of the Karahnjukar dam and Halslon reservoir, a massive new controversial hydro electricity project in North East Iceland. It was created by damming the Jokuls a Dal riv...

Ashley Cooper / Melt water from the Russells Glacier, Greenland, July 2008.

Adrian Davies / Blue Spikemoss (Selaginella uncinata) showing iridescence through change of angle in relation to light source

Adrian Davies / Blue Morpho butterfly (Morpho peleides showing iridescence with change of angle in relation to light source

Juergen Freund / Coral bleaching in the northern Great Barrier Reef, Queensland, Australia March 2017.

Juergen Freund / Coral bleaching in the northern Great Barrier Reef, Queensland, Australia March 2017.

Juergen Freund / Coral bleaching in the northern Great Barrier Reef, Queensland, Australia March 2017.