David Woodfall / Water vapour and waste gases from gas central heating in house.

Ashley Cooper / Solar electric (photo voltaic) and solar thermal (hot water) panels on a house roof in Grasmere, Lake District, UK. August 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 / 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 / Houses in Almere with solar PV panels on the roof. It is the Netherlands youngest town, in Flevoland, which was reclaimed from the sea. This planned city is very green, with space heating provided fro...

Ashley Cooper / A solar water heating panel attached to a caravan. June 2012

Ashley Cooper / A solar cooker being used to cook food at the offices of WWF India, in Delhi, India. December 2013

Ashley Cooper / A solar cooker being used to cook food at the offices of WWF India, in Delhi, 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 / 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, electrification through...

Ashley Cooper / Solar thermal panels for heating water in Skala Eresou on Lesvos, Greece. June 2013

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 / 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 for heating water on the rooftops of a tea house in the Himalayan foothills, Nepal. December 2012

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

Ashley Cooper / Solar thermal panels for heating hot water with solar PV electric panels behind on a house roof in Ambleside, Lake District, UK. July 2012

Ashley Cooper / The Isle of Eigg off Scotland's west coast, shows the way forward to a renewable future. in 1997 the island was purchased from its fuedal landlord by the Eigg Heritage Trust, a partnership between the...

Ashley Cooper / The Isle of Eigg off Scotland's west coast, shows the way forward to a renewable future. in 1997 the island was purchased from its fuedal landlord by the Eigg Heritage Trust, a partnership between the...

Ashley Cooper / A solar water heating panel at a Green build centre in Kendal Cumbria, UK. March 2012

Ashley Cooper / In 2008 China became the worlds largest emitter of greenouse gases, fuelled by high levels of economic growth and electricity mainly being generated by dirty, highly polluting coal fired power station...

Ashley Cooper / Solar water heating panels on a house roof in Polruan in cornwall, UK. November 2009

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 / Man working on solar water heaters on a house roof in Sanlucar La Mayor in Andalucia, Spain. May 2011

Ashley Cooper / Solar water heaters on roof. China. March 2009

Ashley Cooper / Workman fitting solar thermal panels for heating water, to a house roof, Ambleside, Cumbria, UK,. June 2012

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 / Solar water heating panel being fitted to a house roof in Ambleside, Cumbria, UK. April 2009

Ashley Cooper / Ship wrecked by Hurricane Bepe on Funafuti Atoll, Tuvalu. March 2007

Ashley Cooper / American tank left during the second world war on Funafuti Atoll, Tuvalu. March 2007

Ashley Cooper / Tuvaluan family having breakfast on Funafuti atol Tuvalu. March 2007

Ashley Cooper / Funafuti Atoll flooded by sea water, Tuvalu. These low lying islands are very susceptible to sea level rise, March 2007

Ashley Cooper / Funafuti Atoll flooded by sea water, Tuvalu. These low lying islands are very susceptible to sea level rise, March 2007

Ashley Cooper / Funafuti Atoll flooded by sea water, Tuvalu. These low lying islands are very susceptible to sea level rise, March 2007

Ashley Cooper / Tuvaluan children leaping into the sea on Funafuti Atoll, Tuvalu. March 2007

Ashley Cooper / Funafuti Atoll flooded by sea water, Tuvalu. These low lying islands are very susceptible to sea level rise, March 2007

Ashley Cooper / Funafuti Atoll flooded by sea water outside Funafuti airport, Tuvalu. These low lying islands are very susceptible to sea level rise, March 2007

Ashley Cooper / Man in water as Funafuti Atoll is flooded by sea water, Tuvalu. These low lying islands are very susceptible to sea level rise, March 2007

Ashley Cooper / Child sitting on chair in floodwaters on Funafuti,Tuvalu. These low lying islands are very susceptible to sea level rise, March 2007

Ashley Cooper / Houses flooded by seawater on Funafuti,Tuvalu. These low lying islands are very susceptible to sea level rise, March 2007

Ashley Cooper / Woman walking past houses flooded by seawater on Funafuti, Tuvalu. These low lying islands are very susceptible to sea level rise, March 2007

Ashley Cooper / Tuvaluans watching as the high tide inundates their island home on Funafuti Atoll, Tuvalu. These low lying islands are very susceptible to sea level rise, March 2007

Ashley Cooper / Trees fallen over because of undercutting coastal erosion caused by global warming induced sea level rise, Tepuka island off Funafuti atol in Tuvalu. March 2007

Ashley Cooper / Trees fallen over because of undercutting coastal erosion caused by global warming induced sea level rise, Tepuka island off Funafuti atol in Tuvalu. March 2007

Ashley Cooper / Trees fallen over because of undercutting coastal erosion caused by global warming induced sea level rise, Tepuka island off Funafuti atol in Tuvalu. March 2007

Ashley Cooper / Swamp taro / Pulaka (Cyrtosperma merkusii) that has been killed off by salt water incursion on Funafuti, tuvalu, caused by global warming induced sea level rise. March 2007

Ashley Cooper / Floodwater inundating, Funafuti Atoll, Tuvalu. This area is particularly vulnerable to global warming induced sea level rise. March 2007

Ashley Cooper / Solar panels that focus the suns rays on heat exchangers to boil oil, which is then sent down to the kitchens below to heat the cookers. Muni Seva Ashram, Goraj, near Vadodara, India, December 2013.

Ashley Cooper / Kitchens with cookers powered by solar thermal heat exchangers on the roof. Muni Seva Ashram in Goraj, near Vadodara, India, December 2013.

Ashley Cooper / Solar cookers, solar food dryers and solar water purification devices, as well as solar panels for generating electricity. Muni Seva Ashram in Goraj, near Vadodara, India. December 2013.

Ashley Cooper / Woman with solar cooker used to cook food for the school students at Muni Seva Ashram, Goraj, near Vadodara, India. December.

Ashley Cooper / Solar cookers used to cook food for school students. Muni Seva Ashram in Goraj, near Vadodara, India. December 2013.

Ashley Cooper / Sun reflecting off mirror to make solar cooker, Muni Seva Ashram in Goraj, near Vadodara, India. December 2013.

Ashley Cooper / Solar panels that focus the suns rays on heat exchangers to boil oil, which is then sent down to the kitchens below to heat the cookers. This picture shows a newspaper sets on fire in the 300 degrees...

Ashley Cooper / Solar panels that focus the suns rays on heat exchangers to boil oil, which is then sent down to the kitchens below to heat the cookers. Muni Seva Ashram, Goraj, near Vadodara, India, December 2013.

Ashley Cooper / Solar powered air conditioning for the Ashram's hospital. Muni Seva Ashram in Goraj, near Vadodara, India, December 2013.

Ashley Cooper / Ashram's bio-gas plant, that is fed with food waste and manure and fuels the kitchens and the Ashram's vehicles. Muni Seva Ashram,Goraj, near Vadodara, India,

Ashley Cooper / Ashram's bio-gas plant, that is fed with food waste and manure and fuels the kitchens and the Ashram's vehicles. Muni Seva Ashram in Goraj, near Vadodara, India. December 2013.

Ashley Cooper / Ashram's bio-gas plant, that is fed with food waste and manure and fuels the kitchens and the Ashram's vehicles. Muni Seva Ashram in Goraj, near Vadodara, India. December 2013.

Ashley Cooper / Ashram's bio-gas plant, that is fed with food waste and manure and fuels the kitchens and the Ashram's vehicles. Muni Seva Ashram in Goraj, near Vadodara, India. December 2013.

Ashley Cooper / Student making a fan powered by solar electricity. Muni Seva Ashram in Goraj, near Vadodara, India. December 2013.

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

Ashley Cooper / Solar panels that focus the suns rays on heat exchangers to boil oil, which is then sent down to the kitchens below to heat the cookers. Muni Seva Ashram, Goraj, near Vadodara, India, December 2013.

Ashley Cooper / Solar panels that focus the sun's rays on heat exchangers to boil oil, which is then sent down to the kitchens below to heat the cookers. Muni Seva Ashram, Goraj, near Vadodara, India, December 20...

Ashley Cooper / Biofuel boiler in the grounds of the Langdale Estate, Lake District. Since the installation of the biofuel boiler, which replaced an LPG gas boiler, the company has saved 30,000 a year in running cost...

Ashley Cooper / Woodchip hopper for a biofuel boiler in the grounds of the Langdale Estate, Lake District,Since the installation of the biofuel boiler, which replaced an LPG gas boiler, the company has saved 30,000 a...

Ashley Cooper / Futuristic looking building which receives hot water in an 11km long pipe from The Diemen combined heat and power plant, combined heat and power station and supplies space heating for up to 25,000 hou...

Ashley Cooper / Nuon combined heat and power plant on the outskirts of Amsterdam, Netherlands is operated by Nuon energy. It is a combined cycle gas turbine that produces 435 Megawatts of power and also 260 megawatts...

Ashley Cooper / The Diemen combined heat and power plant on the outskirts of Amsterdam, Netherlands is operated by Nuon energy. It is a combined cycle gas turbine that produces 435 Megawatts of power and also 260 meg...

Ashley Cooper / Setting the central heating thermostat at a cooler temperature to save energy.

Ashley Cooper / Capturing geothermal steam from boreholes to power the Svartsengi geothermal power station in Keflavik near Reykjavik in Iceland. September 2010. The power station produces electricity and supplies ho...

Ashley Cooper / Capturing geothermal steam from boreholes to power the Svartsengi geothermal power station in Keflavik near Reykjavik in Iceland. September 2010. The power station produces electricity and supplies ho...

Ashley Cooper / Hellisheidi geothermal power station in Hengill, Iceland. It also supplies hot water via a pipeline to Reykjavik for space heating for households and industry September 2010.

Ashley Cooper / The Perlan building in Reykjavik, Icleand. The structure was designed around 5 huge water tanks that hold geothermally heated water. This hot water is used to provide heating for nearby buildings. Se...

Ashley Cooper / Hellisheidi geothermal power station in Hengill, Iceland. It also supplies hot water via a pipeline to Reykjavik for space heating for households and industry September 2010.

Ashley Cooper / The Perlan building, Reykjavik, Icleand. The structure was designed around 5 huge water tanks that hold geothermally heated water used to provide heating. September 2010.

Ashley Cooper / Greenhouses growing tomatoes heated by geothermal hot water near Husafell in Iceland. September 2010.

Ashley Cooper / Hellisheidi geothermal power station in Hengill, Iceland. It also supplies hot water via a pipeline to Reykjavik for space heating for households and industry September 2010.

Ashley Cooper / Hellisheidi geothermal power station in Hengill, Iceland is the worlds second largest geothermal power station. It also supplies hot water via a pipeline to Reykjavik for space heating for households...

Ashley Cooper / Hellisheidi geothermal power station in Hengill, Iceland. It also supplies hot water via a pipeline to Reykjavik for space heating for households and industry September 2010.

Ashley Cooper / Hellisheidi geothermal power station in Hengill, Iceland. It also supplies hot water via a pipeline to Reykjavik for space heating for households and industry September 2010.

Ashley Cooper / Hellisheidi geothermal power station in Hengill, Iceland. It also supplies hot water via a pipeline to Reykjavik for space heating for households and industry September 2010.

Ashley Cooper / Hellisheidi geothermal power station in Hengill, Iceland. It also supplies hot water via a pipeline to Reykjavik for space heating for households and industry September 2010.

Ashley Cooper / Hellisheidi geothermal power station in Hengill, Iceland. It also supplies hot water via a pipeline to Reykjavik for space heating for households and industry September 2010.

Ashley Cooper / Hellisheidi geothermal power station in Hengill, Iceland. It also supplies hot water via a pipeline to Reykjavik for space heating for households and industry September 2010.

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

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 / Solar crematorium at The Muni Seva Ashram in Goraj, near Vadodara, India. December 2013.

Ashley Cooper / Solar crematorium at The Muni Seva Ashram in Goraj, near Vadodara, India. December 2013.

Ashley Cooper / Solar crematorium at The Muni Seva Ashram in Goraj, near Vadodara, India. December 2013.

Francisco Marquez / Branding irons heating in fire. Mares and foals are caught into corrals where each yeguero (owner of the mares) identifies their animals, separates the foals from their mothers, worm them, cut their...

Alex Hyde / Photographer heating silica gel over camp fire in rainforest to restore its desiccating properties. The high humidity of the rainforest can fog camera lenses and lead to mould growth, so silica gel is...

Terry Whittaker / Bjarnflag geothermal power and heating plant, Myvatn area, Iceland, July 2012.

Terry Whittaker / Bjarnflag geothermal power and heating plant, Myvatn area, Iceland, July 2012.