Pat Tuson / Man looking at clothes hanger he's found in skip, Highbury, London Borough of Islington, UK

Pat Tuson / Man rummaging in skip, Highbury, London Borough of Islington, UK

Pat Tuson / Man looking at clothes hanger he has found in a skip, Highbury, London Borough of Islington, UK

Pat Tuson / 'Love Food Hate Waste' Tea Towel, UK

Pat Tuson / Woman recycling clothes into a clothes bank outside charity shop, Highbury Corner, London Borough of Islington, UK

Pat Tuson / Woman recycling clothes into a clothes bank outside a charity shop, Highbury Corner, London Borough of Islington, UK

Pat Tuson / John Lewis organic cotton label, UK

Pat Tuson / John Lewis organic cotton label, UK

Pat Tuson / Islington Green Party Banner at the Save the Whittington Hospital A&E March, Archway, London Borough of Islington, UK

Pat Tuson / Waste collection vehicle with environmental recycling message, Highbury, London Borough of Islington, UK

Pat Tuson / Household goods left on pavement outside house for recycling, London Borough of Islington, UK

Pat Tuson / Man holding reusable cotton bag, London UK

Pat Tuson / Sign above Greenpeace office, Canonbury, Borough of Islington England, UK

Pat Tuson / Green waste bag with vegetation and snow on top, London Borough of Islington, UK

Pat Tuson / Green roof on The Centre for Understanding the Environment (CUE) an eco building with cowls on the roof which incorporate a passive ventilation system. The Horniman Museum, London, UK

Pat Tuson / Go Vegan banner at the Climate Change March London, UK

Pat Tuson / Go Vegan banner at the Climate Change March , London, UK

Pat Tuson / Foot crushing can before recycling, so that no small creature will be trapped inside, London UK

Pat Tuson / Lady with pushchair looking at direction sign to Islington Farmers Market, London UK

Pat Tuson / Failed green wall showing a metal frame and capillary matting before replanting. Children's Centre building, Paradise Park, Holloway, London, UK January 2010

Pat Tuson / Envirocrime label stuck onto a cylinder with inflammable contents dumped in street London Borough of Islington, UK

Pat Tuson / Envirocrime label stuck onto a cylinder with inflammable contents dumped in street London Borough of Islington, UK

Pat Tuson / Envirocrime label stuck onto a cylinder with inflammable contents dumped in street, London Borough of Islington, UK

Pat Tuson / Envirocrime label stuck onto a cylinder with inflammable contents dumped in street London Borough of Islington, UK

Pat Tuson / Close up of an Elektrobay electric vehicle recharger, London, UK

Pat Tuson / Elektrobay electric vehicle recharger with silver car in background, London, UK

Pat Tuson / Elektrobay Electric Vehicle Recharging site, London Borough of Islington, UK

Pat Tuson / Electric vehicle at street recharging site, Highbury Fields, London Borough of Islington, UK

Pat Tuson / Electric vehicle at street recharging site, Highbury Fields, London Borough of Islington, UK August 2010

Pat Tuson / Mans foot resting on the cross bar of an Ecotaxi or Pedicab, Central London, UK

Pat Tuson / East India Dock Basin now an urban wildlife reserve with interpretive boards in foreground and DLR train crossing in front of modern buildings, East London, UK

Pat Tuson / Discarded Christmas tree in snow in a Highbury street awaiting a recycling collection, London UK

Pat Tuson / Two young male cyclists in bus lane, London Borough of Islington, UK, April 2010

Pat Tuson / Delivery bicycle with trailer, Mother Earth shop, Newington Green, London Borough of Islington, UK

Pat Tuson / Commuter cyclists and buses in rush hour traffic, Angel, London Borough of Islington, UK, May 2009

Pat Tuson / A Cowl which incorporates a passive ventilation system on the roof of the Centre for the Environment at the Horniman Museum, Forest Hill, London, UK

Pat Tuson / A Cowl which incorporates a passive ventilation system on the roof of the Centre for the Environment, Horniman Museum, London, UK

Pat Tuson / Compost waste truck collection, London Borough of Islington, UK March 2009

Pat Tuson / Reusable cotton bag, London, UK

Pat Tuson / Discarded Christmas tree in snow in a Highbury street awaiting a recycling collection, London Borough of Islington, UK

Pat Tuson / Delivery van for Carbon Neutral Couriers on side street in Highbury, London Borough of Islington, UK. With photo of polar bear and cub

Pat Tuson / The Centre for Understanding the Environment (CUE) an eco building with cowls which incorporate a passive ventilation system on the roof. The Horniman Museum London, UK

Pat Tuson / The Centre for Understanding the Environment (CUE) an eco building with showing cowls which incorporate a passive ventilation system. The Horniman Museum London, UK

Pat Tuson / The Centre for Understanding the Environment (CUE) an eco building with cowls which incorporate a passive ventilation system on the green roof. The Horniman Museum London UK

Pat Tuson / The Centre for Understanding the Environment (CUE) an eco building with cowls which incorporate a passive ventilation system on the green roof. The Horniman Museum London UK

Pat Tuson / The Centre for Understanding the Environment (CUE) an eco building with cowls which incorporate a passive ventilation system on the green roof. The Horniman Museum London, UK

Pat Tuson / Bus and commuter cyclists waiting at traffic lights, Angel, London Borough of Islington, UK

Pat Tuson / Bright Sparks sign, Islington Repair and Reuse Shop for small electrical items, London UK

Pat Tuson / Shipping container with Bio Fuel Made Here printed on the doors, Hackney City Farm, London UK

Pat Tuson / Be Bright Turn Off the Light, written on the lavatory wall at Hackney City Farm, London, England UK

Pat Tuson / Double decker London bus powered by electric hybrid technology, London, UK August 2009

Pat Tuson / 100% Organic Cotton printed on label

Pat Tuson / Adults from the London Natural History Society pond dipping at Camley Street nature reserve, King's Cross, London, UK, June 2009

Pat Tuson / 20 mph traffic speed limit zone sign against sky, London, UK

Steven Kazlowski / Polar bear (Ursus maritimus) walks through slushy newly forming pack ice at sunrise, 1002 area of the Arctic National Wildlife Refuge, North Slope, Alaska, USA

Ann & Steve Toon / Wild fire raging in Imfolozi game reserve, Kwazulu Natal, South Africa, June 2012

Paul Harris / 2020VISION / Children from Robert Blake Science College learning about environmental issues at Westhay Nature Reserve, Somerset Levels, June 2011, model released

Paul Harris / 2020VISION / Children from Robert Blake Science College learning about environmental issues at Westhay Nature Reserve, Somerset Levels, June 2011, model released

Paul Harris / 2020VISION / Children from Robert Blake Science College learning about environmental issues at Westhay Nature Reserve, Somerset Levels, UK, June 2011, model released

Paul Harris / 2020VISION / Children from Robert Blake Science College learning about environmental issues at Westhay Nature Reserve, Somerset Levels, UK, June 2011, model released

Paul Harris / 2020VISION / Children from Robert Blake Science College learning about environmental issues at Westhay Nature Reserve, Somerset Levels, UK, June 2011, model released

Paul Harris / 2020VISION / Children from Robert Blake Science College learning about environmental issues at Westhay Nature Reserve, Somerset Levels, UK, June 2011, model released

Paul Harris / 2020VISION / Officer from Somerset Wildlife Trust teaching children about environmental issues at Westhay Nature Reserve, Somerset Levels, UK, June 2011, model released

Paul Harris / 2020VISION / Children from Robert Blake Science College with froglets, learning about environmental issues at Westhay Nature Reserve, Somerset Levels, June 2011, model released

Paul Harris / 2020VISION / Children from Robert Blake Science College with froglets, learning about environmental issues at Westhay Nature Reserve, Somerset Levels, UK, June 2011, model released

Paul Harris / 2020VISION / Child from Robert Blake Science College with a green caterpillar, learning about environmental issues at Westhay Nature Reserve, Somerset Levels, UK, June 2011, model released

Pete Oxford / School children watching a Puppet Show explaining environmental issues, presented by members of the Charles Darwin Research Station, Public Relations Department, Puerto Ayora, Santa Cruz Island, Galap...

Juergen Freund / Coconut / veined octopus (Amphioctopus marginatus) using a discarded glass tumbler as its home, Batangas, Philippines

Juergen Freund / Old rubber tyre turned artificial reef, Komodo NP, Indonesia, August 2009

Juergen Freund / Necklace sea star (Fromia monilis) resting on discarded adding machine, pollution of coastal waters, Moluccas Islands, Indonesia

Juergen Freund / Filefish (Monacanthidae) in an old tin can, Moluccas Islands, Indonesia

Juergen Freund / Chocolate chip starfish / Horned sea star (Protoreastor nodosus) collected in their thousands for export as decorative objects and souvenirs, coloured with dyes. Indonesia, July 2008

Juergen Freund / Plastic bottles and other rubbish in a creek in Dili, East Timor, August 2010

Juergen Freund / Coastal pollution, Philippines, May 2006

Juergen Freund / Coastal pollution, Philippines, May 2006

Juergen Freund / Coastal pollution, Philippines, May 2006

Juergen Freund / Human rubbish and waste thrown out to the coastal waters, settles on the seabed and becomes part of the marine life habitat, West Papua, Indonesia, December 2009

Juergen Freund / Coastal pollution, viewed from underwater, Philippines, May 2006

Juergen Freund / A discarded dress settling on the seabed becoming a marine life habitat, West Papua, Indonesia

Julian Hume / Illustration of extinct parrots. Clockwise from top right: Cuban red macaw (Ara tricolor) - extinct 1864,Cuba,West Indies; Jamaican red macaw (Ara gossei) - extinct 1765,Jamaica,West Indies; Rodrigues...

Nick Upton / Massed stacks of drying peat turves, mechanically extracted on an industrial scale, Goldenstedt moor, near Vechta, Lower Saxony, Germany.