The Züri-Sack, the only officially approved waste sack in Zürich since 1993. Copyright: ERZ Entsorgung + Recycling Zürich. Photographer: Zeljko Gataric
WWF headquarters in Zeist, courtesy of Frans Sellies, Flickr
http://www.flickr.com/photos/dacitydrifter/2324800833/
http://www.flickr.com/photos/mikkoit/387059338/
Carlsberg Gate, photo by Sarah Armitage
Fæstningens Materialgård, photo by Sarah Armitage
Image:thebristolkid December 30, 2008, Flickr, Creative Commons
Image: Troels Heinen/City of Copenhagen
Save water, 7 Jun 2006, By Squink, Flickr, Creative Commons
Garbage, Cambodia, 29 sept 2007, By jparachute, Flickr, Creative Commons
Vienna biomass power plant, courtesy of ÖBf-Archiv/ SWH
BIke-City housing project, play area in yard, Courtesy of building developer GESIBA
Illustration of hydrogen community, courtesy of Bass Baltic Sea Solutions
Summer Cycling in New York City, photo: NYC Department of Transportation
Bikes and buses, photo courtesy of Henry Grabar Sage
Moving bicycles into the realm of the ordinary, photo by Sarah Armitage
Bicycles outside one of Copenhagen's metro stations, photo by Sarah Armitage
Girl at lake in Växsjö, Flickr Creative Commons
Freiburg - Vauban, 17 June 2008, by Carnotzet, Flickr Creative Commons
Vancouver skyline by BratoDB, March 25 2007, Flickr Creative Commons
iStock Photo
jonathanvlarocca, Flickr Creative Commons
Upton, courtesy of Homes & Communities Agency
http://www.flickr.com/photos/gregturner/445911478/sizes/m/
New York bus, 2004, By Malene Freudendal-Pedersen
On the former site of the Royal Porcelain factory, developers have preserved reminders of the area's history--here the classic Royal Porcelain floral pattern on the doorframe--as a means of creating place-based identity. Photo by Sarah Armitage.
Torraca enlightened by LED lights. Photo by Filadelfio Cammarano, courtesy of ELETTRONICA GELBISON ©.
St. George Street, in courtesy of Brown + Storey Architects.
Food show at Todmorden school. Courtesy of Incredible Edible Todmorden, 22 June 2009.
Michael Braungart, http://www.flickr.com/photos/calclid/1752285801/
Children of Victoria Park Primary School. Courtesy of Tipton Litter Watch
Wuxi Tian Yi. Photo by Adam Mørk copyright, courtesy of SHL.
Vindmøller, July 29, 2009 by fotos de jctopfoto
Photographer Thomas Larsen
Maximilian Dörrbecker Wikipedia Creative Commons
http://www.flickr.com/photos/code_martial/2199226416/
Sustainable Cities Talks, Danish pavillion at Venice Biennale, 12 September 2008, foto DAC
Image: Romses Architects
By: Johndal sep. 6. 2008, floods in morpeth uk, Flickr Creative Commons
http://www.flickr.com/photos/brettoliver/1004666956/
Hyderabad by http://www.flickr.com/photos/manoj_vm/1553345542/
http://www.flickr.com/photos/mykellenicole/2632320935/
South facing homes in BedZED. Photo: Marcus Lyon. Flickr Creative Commons.
Bus on The Strip May 8 2008 by Bracani....Anonio, Flickr Creative Commons
http://www.flickr.com/photos/lukeharby/117224888/
http://www.flickr.com/photos/otispics/2260850521/
The layout of the EcoArchWiki is simple and logical. Illustration courtesy of EcoArchWiki.
Image: andreasnilsson1976, April 17, 2007, Flickr, Creative Commons
Sunflower 10094 by Rs3, Wikipedia, Creative Commons
Roof tops and ’ventilation lanes’ of Stuttgart, courtesy of Stuttgart Municipality
http://www.trendhunter.com/photos/30483
iStock Photo
Voltaic Systems
http://www.flickr.com/photos/powerhouse_museum_photography/2386116409/ (Image from Sydney)
Berlin children playing in an open space in the city, 4 Dec. 2007, By Henning Thomsen
Photo by ohad, at Flickr, Creative Commons
Singapore down town china town, 23 Nov 2006, By Strange Ones, Flickr, Creative Commons
National Day celebration at Hong Wen School. Photo by martywindle August 6, 2009, Flickr Creative Commons
Marina Barrage, courtesy of PUB, Singapore's National Water Agency ©
http://www.flickr.com/photos/10278546@N05/2509791109/
The river Cheonggyecheon, courtesy of Lykke Leonardsen
Seattle, iStock photo
http://www.flickr.com/photos/omnia_mutantur/182785792/
Water, Flickr, Creative Commons
iStock Photo
Yellow taxi in San Francisco. Igancio Guerra, February 4 2009, Flickr Creative Commons.
Radish in baskets, Johnny Hunter, 26 May 2007.
Offshore wind turbines at Samsoe, By Samsoe Energy Academy
Australian fire danger, 5 Feb 2007, By OzBex, Flickr, Creative Commons
Photo by harry_nl, Flick Creative Commons
Shanghai electricity, 19 March 2008 By Henning Thomsen, Flickr, Creative Commons
Delhi, iStock photo
Geothermal borehole house, 14 Mar 2008, By Lydurs, Flickr, Creative Commons
iStockphoto
Illustration by Shira Golding, April 29 2009, Flickr Creative Commons
London City, iStock
Porto Alegre skyline by Eurivan Barbosa 27. January 2007 Wikipedia Creative Commons
Portland summer evening by StuSeeger, June 2006, Flickr Creative Commons
Photo: Eva Bjerring
Perth and the Swan River, 21 Jul 2007, By anNZstream, Flickr, Creative Commons
http://www.flickr.com/photos/kylemay/1471408434/
Paimio Sanatorium with the surrounding Finnish forests. Photo by stgoweb, Flickr Creative Commons
A new district planned for Copenhagen, photo by Sarah Armitage
Illustration of Stige Island, courtesy of Birgit Bjerre Laursen, Municipality of Odense.
Illustration: Juul & Frost, courtesy of Odense Municipality
http://www.flickr.com/photos/phoenixation/3060474889/
Fish, By VictoriaPeckham, Flickr, Creative Commons
Rooftop garden in Greenpoint, Brooklyn. Photo by Elkin, August 1 2009, Flickr Creative Commons
Placing turbines in NYC's East River. Photo taken by Kris Unger of Verdant Power Inc.
Walk the high line, courtesy of Jesper Nørgaard Pagh
Water Towers New York City, 29 Sep 2007 by TheBigSpot, Flickr Creative Commons 
Old trees from Vesterbro get new life in Ørestad City Park. Photo by Ole Ziegler, courtesy of By & Havn
Image: andreasnilsson1976 July 1. 2008, Flickr Creative Commons
Kibera shanty town 7 June 2007 By genvessel, Flickr, Creative Commons  
Copenhagen commuters can bring bicycles on S-trains, free of charge; photo by Sarah Armitage
Montreal, Flickr Creative Commons
Ulrich Knaack and Kim Herforth Nielsen. Photo: Fredrik Gyllenhoff
Heron at Boondall Wetlands, 5 Jul 2008, By Richard Fisher, Flickr, Creative Commons
Coventry City Council watercolour, February 26 2009, Flickr Creative Commons
Desert, iStock 000004527064
Illustration of Macintosh Village, top left is The Green Building. Courtesy of Taylor Woodrow, Terry Farrell & Partners
The townscape of Bo01. By Free Range Jack 15 November 2007, Flickr Creative Commons
Herbert Girardet, photo by Hinrich Franck
Richard Burdett, foto courtesy of Realdania
George Monbiot, http://www.flickr.com/photos/ekkaia/
View from Palacio de la Prensa, march 5, 2008, by cesarastudillo, Flickr Creative Commons.
Bycycle station, Lyon, 27 Oct 2005, By Frederic Bonifas, Flickr, Creative Commons
The roof of Lewisham Town Hall has been planted since April 2009, courtesy of Dusty Gedge, LivingRoofs
Tomatoes in London,Photo by Nick Saltmarsh, November 2008, Flickr, Creative Commons
London Olympic Park Sign 4 June 2008 by Ben Scicluna, Flickr, Creative Commons
Henning Thomsen
Algae, photo by Xalamay, July 2007, Flickr Creative Commons
Lewisham Park, 5 Nov, 2007. Courtesy of Ewan-M, Flickr Creative Commons.
London bus by E01, Flickr Creative Commons
Kawasaki City, 6 April 2008, By Tsuchiya Yoshihiro, Flickr, Creative Commons
Urban gardening in Johanneburg, courtesy of The Berkana Institute
Children in fountain water, By Henning Thomsen, Sustainable Cities
Jubilee Park lake in Jamshedpur, 26 Oct 2007 by Keki Malegamwala, Flickr, Creative Commons
City traffic - bus, car and pedestrians 7 July 2006, by Alex S Flickr Creative Commons
Photo: Silverb by me maya, June 17 2006, Flickr Creative Commons
Image: lambchops 30 September, 2007, Flickr Creative Commons
Bølling Sø seen from the sky, courtesy of Torsten Sand Christensen from Aiolos Luftfoto.
Diverse housing in Ijburg. Courtesy of www.hamperium.com Copyright © 2008.
Photo by Malene Freudendal-Pedersen
Children looking at a model of Solhuset, photo courtesy of Hørsholm municipality.
School children working in the vegetable gardens, courtesy of Haver til Maver, Thomas Nielsen.
iStockphoto
Image: by ANATOLI AXELROD July 13, 2008, Flickr, Creative Commens
http://www.flickr.com/photos/keso/296190358/
Hoogvliet architecture, 11 April, By Jager Jansen Achitecten, Flickr Creative Commons
Hong Kong Mid Levels Escalator at Rush Hour. 5 May 2008, Photo by goosmurf, Flickr Creative commons, photo # 2467438696.
Image: moriza, May 19 2006, Flickr Creative Commons
Havana, by Julie Abitz
Hannover EXPO train, year 2000, Flickr, Creative Commons
School Cohesion Project, courtesy of Hampshire Archives.
Wet Wood, August 18 2009, courtesy of Anders Ademark, Flickr.
The Dalmannkai. Photo by Daniel Barthmann, courtesy of HafenCity Hamburg GmbH
http://www.flickr.com/photos/larod/399152781/
http://www.flickr.com/photos/cmmorel/162314926/
Central Park, New York, 1. Sept. 2008, By Ed Yourdon, Flickr, Creative Commons
Göteborg, 15 June 2008, by eva the Weaver, Flickr Creative Commons
MovingSchool, courtesy of MovingSchool.org
Foto: Fabio Aro, Flickr Creative Commons
Foto: Hausenberg, Study trip in Sluseholmen
Circular farm shell, 2008, By Chris Jacobs
Foto: Georg Guensberg
Image: tnarik May 24, 2007, Flickr, Creative Commons
Organic waste, courtesy of Frankston City Council
The top of the Commerzbank Tower overlooking Frankfurt, April 22, 2007, by Chaouki, Flickr Creative Commons
Bananas, dates and garlic, 26 Aug 2005, By CharlesFred, Flickr, Creative Commons
Wadi in Ruwenbos, photo Enschede_Stad.nl
iStock photo
Emscher Park by dysturb, Flickr Creative Commons
Foto: Eva Bjerring
bjornmeansbear, February 21 2009, Flickr Creative Commons
Cracked soil, 24 Dec 2006, By Andyrob, Flickr, Creative Commons
http://www.flickr.com/photos/seandreilinger/474751797/sizes/m/
Grazing cows, 13 Jun 2008, By Law keven, Flickr, Creative Commons
Illustration of the proposed eco-city Dongtan, courtesy of Arup
Foto: andreasnilsson 1976, 27. maj 2008, Flickr Creative Commons
Suburban sprawl outside Houston, Texas. Photo: Mark Strozier, Flickr Creative Commons
iStock Photo
Dar Es Salaam, Flickr Creative Commons
Foto: Malene Freudendal-Pedersen
Image: Troels Heien for Københavns Kommune
Cyclists in Barigui Park. Courtesy of www.curitiba-travel.com.br
Winner proposal by Sturgess Architecture
Image: !Stock 00000443198
Crane with garbage at Vestforbrænding, courtesy of Vestforbrænding
Woman harvesting rhubarb in the urban gardens in Ørestaden. Courtesy of Ole Ziegler, By & Havn.
A bike in Copenhagen, March 23, 2008, by Kai, Flickr Creative Commons.
The Mobile Science Center project. Youngsters building sustainable urban environtment with reneable energy. Courtesy of Sustainable Development.
Visualization: Svendborg Architects.
Green Lighthouse. Rendering: Christensen & Co. Architects.
Future Copenhagen district Nordholmene, courtesy of COBE
Blue areas of lime mortar and marble plastering on the gable of Dannebrogsgade, Vesterbro. Courtesy of CityGardenNetwork.
Copenhagen harbour bath by Esben Bruun, courtesy of PLOT
Inside of the Gasometer, 15 april 2009, courtisy of JJW arkitekter
Excerpt from the FacetheClimate.org website, courtesy of Face the Climate.
Windmills at Middelgrunden, Copenhagen, 5 August 2007, By Andjohan, Flickr, Creative Commons
Amager Strandpark, courtesy of Hasløv & Kjærsgaard Architects.
Image: CopenhagenX
http://www.flickr.com/photos/29780116@N03/2820816952/
Image: House and furniture made from recycled materials, by Mette Bak Andersen
IFHP Conference in Copenhagen
Ravnsborggade visualisation, courtesy of the City of Copenhagen/Ekstrakt
http://www.flickr.com/photos/cactus23/2282537983/
Climate World Cup, courtesy of DanWatch.
Rome, 7 July 2007, By Henning Thomsen, Sustainable Cities
The Marble Church, photo by Sarah Armitage
Chicago, Reflections by terren in Virginia, 20 Feburary 2008, Flickr, Creative Commons
Park in Chicago, Photo by Robert S. Donovan, May 2008, Flickr, Creative Commons
Biomass Wien Simmering, Photo by Georg Guensberg
Illustration of the future city, Kulturpladsen, courtesy of Entasis Architects
iStockphoto
Caracas City slum 28 April 2005 By procsilas, Flickr, Creative Commons
Las Vegas slot machines, 10 Jan 2008 by http2007, Flickr Creative Commons
Garbage Area of Ezbet El Nakhl; taken by Creap, May 9 2005, Flickr, Creative Commons, Photo # 13067241
iStock Photo
iStock photo 1161625
Budapest Bike Night. Courtesy of Mikael Colville-Andersen/Zakka, Flickr
Photo: Henning Thomsen
Slow food, By Thera, Flickr, Creative Commons
View over Boulder, by Molas, 3 march 2007, Flickr Creative Commons
Bogotá city, Transmilenio transitpoint, 25 May 2008, By S2RD2, Flickr, Creative Commons
Photo: Fredrik Gyllenhoff
Photo courtesy of Henry Grabar Sage
Photo by andreasnilsson1976, November 16 2006, Flickr Creative Commons
Model of rainwater harvesting at Potsdamer Platz., Atelier Dreiseitl ©
Beware the litter wardens, 18 July 2008, By thejeton, Flickr, Creative Commons
BedZED, March 2007, photo by Tom Chance and BioRegional
Port Forum, Barcelona, by Luca Vez, 24 feb, 2009, Flickr Creative Commons
Barcelona, by MorBCN, Flickr Creative Commons
Green stormwater channel in Augustenborg, Photo by City of Malmö, malmo.se/sustainablecity
Allotment garden in Århus. Lars Kloster Silkjaer, June 24, 2007, Flicr Creative Commons.
Amsterdam Bijlmermeer, courtesy of Juul Frost Architects
http://www.flickr.com/photos/25366722@N02/2857521887/
http://www.flickr.com/photos/nelemercury/288336180/sizes/o/
Foodgarden and compost bin. Courtesy of Urban Ecology Australia.
Townhouses, courtesy of Urban Ecology Australia
Bangkok Interstate, 2008, by Julie Abitz
http://www.flickr.com/photos/83575265@N00/2534037593/in/pool-350
http://www.flickr.com/photos/kwbridge/2541993688/
Photo: Dominics pics, October 7 2009, Flickr Creative Commons
Photo: Fredrik Gyllenhoff / Flickr Creative Common
From left to right: Mayor Ebrard, Mayor Bloomberg, Mayor Masondo, Mayor Johnson, Mayor Bjerregaard and Guvernor Bowo. Foto: Fredrik Gyllenhoff
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