911-7724 - A rubbish shaft that allows householders to put their household rubbish down a slot to an underground sorting depot, Seville, Andalucia, Spain, Europe
911-7625 - Cowpen Bewley landfill site taps off methane from the decomposition of organic waste and feeds it directly into the gas grid, with the gas plant in the background, Billingham, Teesside, England, United Kingdom, Europe
911-7372 - Timber being separated out for recycling at condemned houses being demolished in Barrow in Furness, Cumbria, England, United Kingdom, Europe
911-7267 - Timber being separated out for recycling at condemned houses being demolished in Barrow in Furness, Cumbria, England, United Kingdom, Europe
911-6836 - The Ravens house, once home to the pop artist Bjork and now owned by the film director Hrafn Gunnlaugsson in Reykjavik, Iceland, Polar Regions
911-6005 - An aquasource pump that pumps rain water collected off the house roof and stored in an underground tank for use in flushing toilets, Sydney, New South Wales, Australia, Pacific
911-3628 - Sewage sludge ready for spreading on a farmers field as a fertilizer in the Ribble Valley near Clitheroe, Lancashire, England, United Kingdom, Europe
911-1440 - Rubbish thrown out by an average household in one year at the Centre for Alternative Technology in Machylleth, Wales, United Kingdom, Europe
815-1747 - Por que el proceso entre Pilatus y Jesus duru solo dos minutos, sculpted 1996, Museum Wolf Vostell, Malpartida de Caceres, Extremadura, Spain, Europe
805-215 - Schoolboy in school uniform holding football made from plastic bags and string, Ngeteti Primary School, Rift Valley, Kenya, East Africa, Africa
797-1196 - MALAWI Blantyre School children with globe made by Pamet paper making project which produce fair trade goods from recycling everything from newspaper to elephant dung.
724-1786 - Decoration of patterns in glass, mirrors, ceramics and other fragments of objects embedded in stucco by sculptor Isaiah Zagar, South Street, Philadelphia, Pennsylvania, United States of America, North America
724-1785 - Decoration of patterns in glass, mirrors, ceramics and other fragments of objects embedded in stucco by sculptor Isaiah Zagar, South Street, Philadelphia, Pennsylvania, United States of America, North America
724-1784 - Decoration of patterns in glass, mirrors, ceramics and other fragments of objects embedded in stucco by sculptor Isaiah Zagar, South Street, Philadelphia, Pennsylvania, United States of America, North America
774-620 - Children with home-made toys pose for a photograph in an Internally Displaced Persons camp in the city of Hargeisa, capital of Somaliland, Somalia, Africa