Pat Tuson / Wild Perennial Lupin (Lupinus perennis) Gillespie Park Local Nature Reserve an urban ecology park with tower blocks in background, Highbury, London Borough of Islington, England UK

Pat Tuson / Electric car recharging at an Elektrobay Electric Vehicle Recharging Site in an urban street, London Borough of Islington, England UK

Pat Tuson / Over 250 bird and bug boxes, a sculptural installation called Sponanteous City, in a Tree of Heaven (Ailanthus altissima) Duncan Terrace Gardens, London Borough of Islington, England, UK, February 201...

Pat Tuson / Boat loading or unloading scrap metal, River Thames, London, England UK, February 2007

Nick Upton / 2020VISION / Juvenile Common / Eurasian cranes (Grus grus) recently released by the Great Crane Project onto the Somerset Levels and Moors, foraging in pastureland near a drainage ditch; one turns over an old cow...

Pat De La Harpe / View of Tugela river and Amphitheatre, Royal Natal NP, KZN, South Africa

Magnus Lundgren / Wild Wonders of China / Tokay gecko (Gekko gecko) close up of foot, Pat Sin Leng Country Park, New Territory, Hong Kong, China

Magnus Lundgren / Wild Wonders of China / Tokay gecko (Gekko gecko) close up of skin, Pat Sin Leng Country Park, New Territory, Hong Kong, China

Magnus Lundgren / Wild Wonders of China / Tokay gecko (Gekko gecko) close up of head, Pat Sin Leng Country Park, New Territory, Hong Kong, China

Magnus Lundgren / Wild Wonders of China / Tokay gecko (Gekko gecko) Pat Sin Leng Country Park, New Territory, Hong Kong, China

Magnus Lundgren / Wild Wonders of China / Romer's tree frog (Liuixalus romeri) on leaf, Pat Sin Leng Country Park. Hong Kong, China. Endemic to Hong Kong

Ashley Cooper / Cow dung pats drying out to be used as biofuel for traditional clay ovens by subsistence farmers in the Sunderbans, eastern India. December 2013.

Ashley Cooper / Dried cow dung to be used as biofuel on fires for cooking in Delhi, India, December 2013.

Ashley Cooper / Cow dung on grazing land laid bare by drought with a pipeline on the California aquaduct. The aquaduct brings water from snowmelt in the Sierra Nevada mountains to famrland in the Central Valley. Cali...

Ashley Cooper / Cow dung on grazing land laid bare by drought with a pipeline on the California aquaduct. The aquaduct brings water from snowmelt in the Sierra Nevada mountains to famrland in the Central Valley. Cali...

Ashley Cooper / Cow pat in a field.

Pat Tuson / Couple sitting on camping chairs on urban nature reserve with tower blocks in distance, Woodberry Wetlands, Stoke Newington, Hackney, England, Britain, UK, August 2016.

Pat Tuson / Yellow corydalis (Corydalis lutea) growing from a crack at the edge of a building, Highbury, Islington, London, UK May.

Pat Tuson / Commuter cyclists waiting for the lights to change, Hyde Park Corner, Wellington Arch in background, Central London, England, UK, June 2015.

Pat Tuson / Number 476 red bus to Euston entering Euston Bus Station, London Borough of Camden, England, UK, March 2015.

Pat Tuson / Single-decker bus entering congestion charge zone, Old Street Roundabout, London Borough of Islington, England, UK, June.

Pat Tuson / Single-decker bus entering congestion charge zone, Old Street Roundabout, London Borough of Islington, England, UK, June.

Pat Tuson / Brompton Bike Dock, lockers holding Brompton folding bicycles for hire outside the Whittington Hospital. The solar panels above provide all the energy needed to power the Dock. Islington, England, UK,...

Pat Tuson / Bikes attached to railings showing the need for more bicycle racks in the vacinity of the station, Kings Cross, London, England, UK, August 2014.

Pat Tuson / Bike racks and taxies with St Pancras Station behind London, England, UK, August 2014.

Pat Tuson / People buying tomatoes from stall Alexandra Palace Farmers Market, Haringey, London, UK, August 2014.

Pat Tuson / Commuter cyclist in advanced stop lane with bus behind, London Borough of Islington, England, UK, July 2015.

Pat Tuson / Wild flowers and reedbeds surround a sign at Woodberry Wetlands with thetower blocks of the Woodberry Down Estatein the distance. The former Stoke Newington East Reservoirin Hackneyis owned by Thames...

Pat Tuson / Woodberry Wetlands sign punched on side of rusted iron architecture entrance to urban nature reserve via bridge over New River, formally Stoke Newington Reservoir, Hackney, London, England UK

Pat Tuson / Wind turbine in urban setting with flats behind, Mile End Park London Borough of Tower Hamlets, England, UK, March 2014.

Pat Tuson / Wind and solar powered lamppost, Mile End Park, London Borough of Tower Hamlets, England, UK, March 2014.

Pat Tuson / Wind and solar powered lamppost or lamp post alongside conventional lamppost with people passing, Mile End Park, London Borough of Tower Hamlets, England, UK, March 2014.

Pat Tuson / Wind and solar powered lamppost or lamp post, Mile End Park, London Borough of Tower Hamlets, England, UK, March 2014.

Pat Tuson / Wild flowers and reedbeds surround a sign at Woodberry Wetlands with the tower blocks of the Woodberry Down Estate in the distance. The former Stoke Newington East Reservoir in Hackney is owned by Tha...

Pat Tuson / Group of school children wearing high visibility jackets crossing the road, sometimes called walking bus, Hyde Park Corner, London, UK, June 2015.

Pat Tuson / Traffic direction sign with congestion charge symbol, bus and Euston Tower in background, Euston Road, Central London, UK, March 2016.

Pat Tuson / Traffic on Euston Road, one of the most polluted road, in the country, London, England, Britain, UK, August 2014.

Pat Tuson / Solar panels set into green roof, Shoreditch, Hackney, England, UK, September 2015.

Pat Tuson / Solar panels set into green roof, Shoreditch, London Borough of Hackney, England, UK, September 2015.

Pat Tuson / Solar panels set into green roof, Shoreditch, London Borough of Hackney, England, UK, September 2015.

Pat Tuson / Solar panels set into green roof, Shoreditch, London Borough of Hackney, England, UK, September 2015.

Pat Tuson / Solar panels on roof of Muswell Hill Methodist Church with garden in front, Haringey, England, Britain, UK, September 2015.

Pat Tuson / Santander Cycles or Boris Bikes, bicycle hire scheme docking station, corner of Hampstead Road and Euston Road, Camden, England, Britain, UK, March 2016.

Pat Tuson / Santander Cycles or Boris Bikes, bicycle hire scheme docking station with number 29 bus, corner of Hampstead Road and Euston Road, Camden, England, UK, March 2016.

Pat Tuson / Riverford Organic Farms Van on its way to deliver veg / vegetable boxes, Tottenham Court Road, Central London England, UK, December 2013,

Pat Tuson / Map of urban nature reserve with tower blocks in distance, Woodberry Wetlands, formally Stoke Newington Reservoirs, Hackney, England. UK, August 2016.

Pat Tuson / Four rechargeable batteries stored in plastic container.

Pat Tuson / Pollution Monitor Euston Road with approaching ambulance and St. Pancras is background. Euston road is the 11th most polluted road in the UK. London, UK, November 2014.

Pat Tuson / Please recycle printed on the bottom of envelopes received through the post along with recycling and FSC logo, London, UK March 2015.

Pat Tuson / Plastic bottles washed up on a slipway of the River Thames with caged bags of rubbish and buoy behind, London Borough of Hammersmith and Fulham, England, UK, September 2015.

Pat Tuson / Pile of unopened envelopes containing clothing catalogues and showing recycle logo London, UK, January 2015.

Pat Tuson / Man's hands holding pile of catalogues for recycling, Holloway, London Borough of Islington, England, UK, January 2015.

Pat Tuson / Young man looking through telescope at the RSPB Urban Peregrine falcon watch stall on the South Bank, London, England, UK July 2016.

Pat Tuson / Passengers on pedibus, City of London, England, Britain, UK, June 2015.

Pat Tuson / Passengers walking towards Kings Cross train station, London, England, Britain, UK, August 2014.

Pat Tuson / Pampered Pets pet shop, with - Kittens Ready Now - sign, Holloway Road, London Borough of Islington, England, UK, August.

Pat Tuson / Packet of Traidcraft Fairtrade or Fair Trade Cookies or biscuits on embroidered green cloth, London, UK.

Pat Tuson / Organic Cotton Label on John Lewis T shirt, London, UK

Pat Tuson / Old washing machine drum recycled as fire pit or basket for barbeque, Dalston Eastern Curve Garden, Hackney, London. UK, April 2016.

Pat Tuson / Ocado van with driver delivering to a street in Holloway, London Borough of Islington, England UK, August 2016.

Pat Tuson / Milk delivered in plastic bottles to doorstep, Highbury, London Borough of Islington England UK, April 2015.

Pat Tuson / Heavily pollarded London Plane Trees (Platanus x hispanica) in surburban street, London Borough of Haringay, England Britain UK, February 2014.

Pat Tuson / Heavily pollarded London Plane Tree (Platanus x hispanica) in surburban street, London Borough of Haringay, England Britain UK, February 2014.

Pat Tuson / Group of children with their teacher pond dipping in winter, Stoke Newington East Reservoir, now Woodberry Wetlands, London Borough of Hackney, England, UK, March 2010.

Pat Tuson / Grey squirrel (Sciurus carolinensis) in shopping trolley, Central London, England, UK, September 2016.

Pat Tuson / Green Party poster on bike ridden by activist, General Election 2015, Highbury, Islington North Constituency, London England Britain UK, May 2015.

Pat Tuson / Fingerpost / guide post sign to Woodberry Wetlands and Walthamstow Wetlands against blue sky, London Borough of Hackney, England, UK, August 2016.

Pat Tuson / Jewish family walking along broadwalk, Woodberry Wetlands, formally Stoke Newington East Reservoirs. The reserve is managed by the London WildlifeTrust Trust and owned by Thames Water, London Borough...

Pat Tuson / Ethical, organic Fairtrade or Fair Trade chocolate containing no palm oil made for the RSPB Royal Society for the Protection of Birds.

Pat Tuson / Environmentally friendly household cleaning products on kitchen work surface. London, UK

Pat Tuson / Empty glass jars in basket washed and ready for reuse, storage or recycling. London UK, January 2017,

Pat Tuson / Electric Vehicle advertising free home energy visits, Archway, Islington, England, UK, September 2011.

Pat Tuson / Electric Car or vehicle on display at Camden now London Green Fair, England, UK June 2006.

Pat Tuson / Commuter cyclists and pedestrians waiting to cross road, Hyde Park Corner, Central London, England, Britain, UK, June 2015.

Pat Tuson / Commuter cyclist in advanced stop lane alongside illegally positioned car, Angel, London Borough of Islington, England, UK, July 2015.

Philippe Clement / Cow dung / cow pat (Bos taurus) in meadow

Pat Tuson / Wild Daffodils (Narcissus pseudonarcissus) growing in ancient woodland, Lesnes Abbey Wood, London Borough of Bexley, England, UK, March.

Pat Tuson / Wild Daffodils (Narcissus pseudonarcissus) growing in ancient woodland, Lesnes Abbey Wood, London Borough of Bexley, England, UK, March.

Pat Tuson / Urban Rickshaw with driver or rider outside Covent Garden Underground Station, an sustainable form of transport, Central London, England, UK, June 2013.

Pat Tuson / Two wooden chairs put into street for recycling, Highbury, London Borough of Islington, England, UK, June 2013.

Pat Tuson / Two fullglass milk bottles with red tops standing on wall

Pat Tuson / The Green Room, Green Party charity shop with banner saying Vote Green Party above, Archway Road, London Borough of Islington, England, UK, April 2008.

Pat Tuson / The Green Man and Van printed on side of green coloured van with Carbon Neutral on the door, London Borough of Hackney, England, UK, May 2013.

Pat Tuson / Textile recycling bank with rubbish in front, Islington Green, London, England, UK, March 2013.

Pat Tuson / Take away food served in a cardboard box which can be recycled, Walthamstow, London Brough of Waltham Forest, England, UK, October 2013.

Pat Tuson / Sun tube or pipe by Sunpipe, set into the tiled roof of the Islington Ecology Centre to allow natural light into the building thus saving on energy, Highbury, London Borough of Islington, England, UK,...

Pat Tuson / Smoke from barbecues polluting the environment over Highbury Fields on a hot summers day, London Borough of Islington, England, UK, September 2012.

Pat Tuson / Smoke from barbecues polluting the environment over Highbury Fields on a hot summers day, London Borough of Islington, England, UK, September 2012.

Pat Tuson / Pollution Monitor, Holloway Road (A1) London Borough of Islington, England, UK, April 2008.

Pat Tuson / Metropolitan police officers wearing yellow reflective jackets on bicycles, Climate Change March, London England UK, December 2008.

Pat Tuson / Packs of mineral drinking water in plastic bottles for sale outside local shop in Holloway, London Borough of Islington, England UK, March 2013.

Pat Tuson / Packs of mineral drinking water in plastic bottles on a pallet for sale outside shop in Holloway, London Borough of Islington, England, UK, March 2013.

Pat Tuson / Ocado delivery van with 'Quality groceries that won't cost the earth' - printed on the side, outside flats, Holloway, London Borough of Islington, England, UK, April.

Pat Tuson / Man recycling cardboard mug and plate into the appropriate bag, Transition Waltham Forest event, Walthamstow, London, England, UK, October 2013.

Pat Tuson / Male cyclist on a Barclay's Cycle negotiating a chicane installed on the Regent's Canal tow-path to slow down cyclists, Kings Cross, London Borough of Camden, England, UK, August 2013.

Pat Tuson / London House Sparrow Parks Project sign showing an area of Laycock Street Park in Highbury fenced in and planted with wild flowers as an experiment by the RSPB and Islington Council to encourage Sparr...