Ashley Cooper / Solar panels above Vauxhall bus station, which provides a third of the bus stations energy needs. London, UK, October 2010

Ashley Cooper / Blackfriars Bridge across the River Thames in London, UK, is the world's largest solar bridge. Its parapet contains over 4400 solar photo voltaic panels, generating 50% of the stations electricity nee...

Ashley Cooper / Blackfriars Bridge across the River Thames in London, UK, is the world's largest solar bridge. Its parapet contains over 4400 solar photo voltaic panels, generating 50% of the stations electricity nee...

Peter Lewis / Waterloo Station London crowded at rush hour London, UK, November 2014.

Tom Gilks / Banners for Bristol European Green Capital 2015 in front of Bristol Temple Meads train station, Bristol, England, UK. August 2015.

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 / Bicycles attached to bike racks in front of taxis and traffic with King's Cross Station behind, London, England, UK, July 2013.

Pat Tuson / Barclays Cycle logo at King's Cross with St. Pancras Station, London Borough of Camden, England, UK, July 2013.

Pat Tuson / Barclays Cycle logo at King's Cross with St. Pancras Station, London Borough of Camden, England, UK, July 2013.

Loic Poidevin / Drivstua train station, Dovrefjell, Sor-Trondelag, Norway, June.

Gavin Hellier / Moving train pulling into the station of modern subway station, Berlin, Germany 2009

Gavin Hellier / Moving train pulling into the station in modern subway station, Berlin, Germany 2009