Nick Garbutt / The view at night from 'At the Top', 124th floor of the Burj Khalifa, the world's tallest building at 829.8m at night. Dubai, United Arab Emirates. April 2013

Ashley Cooper / Houses in Almere with solar PV panels on the roof. It is the Netherlands youngest town, in Flevoland, which was reclaimed from the sea. This planned city is very green, with space heating provided fro...

Ashley Cooper / Sun Island in Almere, which is the Netherlands youngest town, in Flevoland, which was reclaimed from the sea. This planned city is very green, with space heating provided from a nearby combined heat a...

Ashley Cooper / Bikes in bike racks in Amsterdam, Netherlands. A huge percentage of the population cycle in this flat, low lying country. April 2013.