Tui De Roy / Green turtle (Chelonia mydas) female digging nest, North coast, Santa Cruz Island, Galapagos

Guy Edwardes / Hawes, Wensleydale, Yorkshire Dales National Park, North Yorkshire, England, UK. June.

Ingo Arndt / Green tree ant (Oecophylla smaragdina) group on entrance from nest, built from woven leaves, Northern Territory, Kakadu National Park, Australia.

Laurent Geslin / European edible frog (Rana esculenta) in urban park, next to pond with buildings in distance, Grenoble, France, May.

Pedro Narra / Green turtle (Chelonia mydas) female digging nest on beach at night, Guinea Bissau. Endangered species. 3rd Place in the SOS Especes Menacees / SOS Endangered Species Portfolio category of the Terre S...

Pedro Narra / Local people gathered for education program to conserve the wildlife of the Bissagos Islands including the endangered Green turtle (Chelonia mydas) Bissagos Islands, Guinea Bissau, October 2014. 3rd P...

Pedro Narra / Shell of Green Turtle (Chelonia mydas) outside mud house, Bissagos Islands, Guinea Bissau. Endangered species. 3rd Place in the SOS Especes Menacees / SOS Endangered Species Portfolio category of the...

Mark MacEwen / Japanese firefly (Luciola cruciata) light trails at night above stream in rural Japan. June.

Claudio Contreras,Claudio Contreras / Discarded nets, bangka canoe and other garbage at the beach, Guindacpan Island, Danajon Bank, Central Visayas, Philippines, April 2013

Mark Hamblin / 2020VISION / Barn swallow (Hirundo rustica) collecting mud for nest building, June, Scotland, UK

Juergen Freund / Aerial view of Green Island, Palawan, Philippines, April 2010, a tiny island fully inhabited with thousands of people

Tim Laman / Great Bowerbird (Chlamydera nuchalis) male in his bower. The center of the bower avenue is decorated with green fruits. Located on the campus of James Cook University, Townsville, Queensland, Australi...

Ernie Janes / Three Domestic ducklings in green wooden shed

Inaki Relanzon / Houses with grass roof and walls, Snafellsness Peninsula, Iceland, July 2008

Aflo / N-20805 Open landscape with grass meadow, farm building and mountains in distance, Hokkaido, Japan.

Wild Wonders of Europe / Munier / Wood building with green roof, Forollhogna National Park, Norway, September 2008

Mark Moffett / Weaver Ant (Oecophylla longinoda) group grab an adjacent leaf and stem with mandibles and toes and pull, gradually binding them together to make a nest, Malaysia

Mark Moffett / Weaver Ant (Oecophylla longinoda) group grab an adjacent leaf and stem with mandibles and toes and pull, gradually binding them together to make a nest, Malaysia

Mark Moffett / Weaver Ant (Oecophylla longinoda) group grab an adjacent leaf and stem with mandibles and toes and pull, gradually binding them together, Malaysia

PREMAPHOTOS / Green tree {Oecophylla smaragdina} drawing leaf edges together to 'sew' them into a nest, Australia

Mark Moffett / Weaver Ant (Oecophylla longinoda) group building nest by pulling on leaves and forming chains, Africa

Sergio Hanquet / Emerald wrasse (Symphodus trutta) male making nest of algae where female will deposit eggs. Tenerife, Canary Islands.

Cyril Ruoso / Rice (Orzya sativa) field and village in valley. View from Granite Mountain, Anja Community Reserve, Madagascar. 2018.

Enrique Lopez-Tapia / Rice (Oryza sativa) terraces. Jatiluwih Green Land, Bali, Indonesia. 2015.

Juergen Freund / Margit Cianelli caring for a Green ringtail possum (Pseudochirops archeri) baby, feeding it milk. Lumholtz Lodge, Atherton Tablelands, Queensland, Australia Model released.

Juergen Freund / Margit Cianelli bottle feeding a baby Green ringtail possum (Pseudochirops archeri) Atherton Tablelands, Queensland, Australia. Model released.

Juergen Freund / Margit Cianelli bottle feeding a baby Green ringtail possum (Pseudochirops archeri) Atherton Tablelands, Queensland, Australia. Model released.

Juergen Freund / Margit Cianelli bottle feeding a baby Green ringtail possum (Pseudochirops archeri) Atherton Tablelands, Queensland, Australia. Model released.

Pedro Narra / Green turtle (Chelonia mydas) digging nest, Bijagos Archipelago, Guinea Bissau. Endangered species.

Matthew Maran / Conference pears for sale in super market.

Jack Dykinga / Aurora Borealis reflected in Polar Lake, near Great Slave Lake, Northwest Territories, Canada. September 2018.

Juan Carlos Munoz / Ornate windows, Triana neighborhood, Las Palmas city, Gran Canaria Island, The Canary Islands, Spain. August 2018.

David Fleetham / Po'olenalena Beach Park and Wailea Golf Course, aerial view. South Maui, Hawaii. July 2017.

Staffan Widstrand / Wild Wonders of China / Stone carving at Qingniu Dongtian 'Green Buffalo Cave Heaven' Taoist Temple, Taibaishan nature reserve, Shaanxi, China, September.

Ashley Cooper / Coastal flood defences in the Sunderbans, a low lying area of the Ganges Delta in Eastern India, that is very vulnerable to sea level rise. The building behind the embankment is lower than the high ti...

Ashley Cooper / Photoelectric cells on a council building in Barnstaple, Devon UK. June 2006

Ashley Cooper / Solar panels on a building on the campus of Northumbira University, Newcastle upon Tyne, UK. March 2011

Ashley Cooper / Solar panels on a building on the campus of Northumbira University, Newcastle upon Tyne, UK. March 2011

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 / The Alan Turing building, which has rooftop solar panels to generate around 41 Megawatt hours of clean electricity per year. Manchester, England, UK. November 2011

Ashley Cooper / Cooperative CIS Tower in Manchester, England, UK. The tower has been covered in 7000 Solar panels and generates enough green electricity to power 55 homes, or 180, 000 Kw hours per year. November 2011

Ashley Cooper / The Cooperative CIS Tower in Manchester, England, UK. The tower has been covered in 7000 Solar panels and generates enough green electricity to power 55 homes, or 180, 000 Kw hours per year. November...

Ashley Cooper / The Cooperative CIS Tower in Manchester, England, UK. The tower has been covered in 7000 Solar panels and generates enough green electricity to power 55 homes, or 180, 000 Kw hours per year. November...

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 / 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 / The Solar office on the Doxford International Business Park, Sunderland, North East, UK. The building has many green features including 73 Kw photo voltaic panel system on the front of the building. D...

Ashley Cooper / The Cooperative CIS Tower in manchester, UK. The tower has been covered in 7000 Solar panels and generates enough green electricity to power 55 homes, or 180, 000 Kw hours per year. November 2011

Ashley Cooper / Solar tiles on St Silas's church in Pentonville, London, UK. This new solar roof, produces aprox. 47% of the buildings energy needs and will reduce C02 emissions by 7,000 kg per year. October 2010

Ashley Cooper / Solar tiles on St Silas's church in Pentonville, London, UK. This new solar roof, produces aprox. 47% of the buildings energy needs and will reduce C02 emissions by 7,000 kg per year. October 2010

Ashley Cooper / Photovoltaic panels on a roof in Sax, Mercia, Spain. May 2011

Ashley Cooper / Solar panels on a building on the campus of Northumbria University in Newcastle, UK. March 2011

Ashley Cooper / Solar photo voltaic panels on the rooftops of a school in Ladruk in the Himalayan foothills, Nepal. December 2012

Ashley Cooper / Sun Island in Almere, which is the Netherlands youngest town, in Flevoland, which was reclaimed from the sea. This planned city is very green, with space heating provided from a nearby combined heat a...

Ashley Cooper / Solar thermal panels heating water for a holiday complex in Myrina on Lemnos, Greece. September 2012

Ashley Cooper / The Norfolk Naturalists Trust visitor centre at Cley, on the North Norfolk Coast. This is a 'green building' which has a green roof, which collects rainwater for flushing the buildings toilets, a grou...

Ashley Cooper / Visitor centre at Cley Nature Reserve on the North Norfolk coast. This is a green building with a green roof, grey water harvesting, a wind turbine, solar thermal water heating and a ground source hea...

Ashley Cooper / A swimming pool at a holiday complex in Skala Eresou on Lesvos, Greece. June 2013

Ashley Cooper / The Strata building at the Elephant and Castle in London, the first building in the world where wind turbines have been integrated into the fabric of the building. It has three 15 megawatt turbines t...

Ashley Cooper / The Strata building at the Elephant and Castle in London, the first building in the world where wind turbines have been integrated into the fabric of the building. It has three 15 megawatt turbines t...

Ashley Cooper / The Strata building at the Elephant and Castle in London, the first building in the world where wind turbines have been integrated into the fabric of the building. It has three 15 megawatt turbines...

Ashley Cooper / Solar thermal and solar PV panels on the roof of the Crystal building which is the first building in the world to be awarded an outstanding BREEAM (BRE Environmental Assessment Method) rating and a LE...

Ashley Cooper / Solar thermal and solar PV panels on the roof of the Crystal building which is the first building in the world to be awarded an outstanding BREEAM (BRE Environmental Assessment Method) rating and a LE...

Ashley Cooper / Greenhouse made from waste plastic drinks bottles in the community garden at Mount Pleasant Ecological Park, Porthtowan, Cornwall, UK.

Ashley Cooper / Greenhouse made from waste plastic drinks bottles in the community garden at Mount Pleasant Ecological Park, Porthtowan, Cornwall, UK. September 2013.

Ashley Cooper / Man re-thatching old barn, Symondsbury, Dorset UK, June 2012.

Ashley Cooper / Man re-thatching old barn, Symondsbury, Dorset UK, June 2012.

Ashley Cooper / Triple glazed windows in old farmhouse refurbished to be as environmentally friendly as possible. Grayrigg, Cumbria, England, UK, April 2012.

Ashley Cooper / Triple glazed windows in old farmhouse refurbished to be as environmentally friendly as possible. Grayrigg, Cumbria, England, UK, April 2012.

Ashley Cooper / Insulation in old farmhouse refurbished to be as environmentally friendly as possible. Grayrigg, Cumbria, England, UK, April 2012.

Ashley Cooper / Environmentally friendly house that was built in the 1970's but still exceeds green build regulation today, at Feshiebridge, Cairngorm, Scotland, UK, March 2012.

Ashley Cooper / Environmentally friendly house that was built in the 1970's but still exceeds green build regulation today, at Feshiebridge, Cairngorm, Scotland, UK, March 2012.

Ashley Cooper / Traditional turf covered farm buidlings in the Skaftafell National Park, Iceland. September 2010.

Ashley Cooper / Green roof house in Siglufjordur, Iceland, September 2010.

Ashley Cooper / Environmentally friend 'Hutton Rise' housing development in Sunderland, UK. December 2011.

Ashley Cooper / The Green building, an environmentally friendly mixed use development next to Oxford Road Railway Station, Manchester, England, UK, November.

Ashley Cooper / The Brockholes visitor centre at the Lancashire Wildlife Trust reserve in Preston, Lancashire, UK. The Brockholes reserve is a wetland habitat constructed from old gravel pit workings. The green visit...

Ashley Cooper / Visitor centre at Cley Nature Reserve on the North Norfolk coast, An environmentally friendly building with a green roof, grey water harvesting, a wind turbine, solar thermal water heating and a groun...

Ashley Cooper / Visitor centre at Cley Nature Reserve on the North Norfolk coast, An environmentally friendly building with a green roof, grey water harvesting, a wind turbine, solar thermal water heating and a groun...

Ashley Cooper / The New Gloucester Service Station on the M5 motorway, UK, is a green roofed building with eco credentials that serves and sells locally sourced food.

Ashley Cooper / The New Gloucester Service Station on the M5 motorway, UK, is a green roofed building with eco credentials that serves and sells locally sourced food.

Ashley Cooper / Solar thermal and solar PV panels on the roof of the Crystal building which is the first building in the world to be awarded an outstanding BREEAM (BRE Environmental Assessment Method) rating and a LE...

Ashley Cooper / Electric motorbike as part of a sustainability exhibition at the Crystal building which is the first building in the world to be awarded an outstanding BREEAM a LEED platinum rating. London, England,...

Ashley Cooper / Hydro electric generator at Loch Lagan, Scotland, UK.

Ashley Cooper / New electrified railway line built into Alicante, Murcia, Spain. May 2011.

Ashley Cooper / New electrified railway line built into Alicante, Murcia,, Spain. May 2011.

Juan Carlos Munoz / Man cuting grass in meadows with cabana pasiega buildings in background, Miera Valley, Valles Pasiegos, Cantabria, Spain. October, 2017.

Juan Carlos Munoz / Cabana pasiega buildings and meadows, Miera Valley, Valles Pasiegos, Cantabria, Spain. October, 2017.

Danny Green / Osprey (Pandion haliaetus) in flight with nest building material, Finland, July

Espen Bergersen / Aurora borealis over Hornoya lighthouse. Hornoya, Norway, March.

Espen Bergersen / Aurora borealis over Hornoya lighthouse. Hornoya is the easternmost point in Norway. March

Juan Carlos Munoz / Cabanas Pasiegas and meadows, Miera Valley, Cantabria, Spain. October 2017.

Juan Carlos Munoz / View from Mirador de Covalruyu, Miera Valley, Cantabria, Spain. October 2017.

Juan Carlos Munoz / Cow near Cabanas Pasiega and meadows, Miera Valley, Cantabria, Spain. October 2017.

Juan Carlos Munoz / Cabanas Pasiegas and meadows, Miera Valley, Cantabria, Spain. October 2017.

Juan Carlos Munoz / View from Mirador de Covalruyu, Miera Valley, Cantabria, Spain. October 2017.