Adrian Davies / Insect hotel / Artificial nest holes and shelter for insects and invertebrates, in garden, England, UK, August 2010

Adrian Davies / Insect hotel / Artificial nest holes and shelter for insects and invertebrates, in garden, England, UK, August 2010

Ashley Cooper / Triple glazed windows in old farmhouse refurbished to be as environmentally friendly as possible. Grayrigg, Cumbria, England, UK, April 2012.

Ashley Cooper / Triple glazed windows in old farmhouse refurbished to be as environmentally friendly as possible. Grayrigg, Cumbria, England, UK, April 2012.

Ashley Cooper / Insulation in old farmhouse refurbished to be as environmentally friendly as possible. Grayrigg, Cumbria, England, UK, April 2012.

Ashley Cooper / Environmentally friendly house that was built in the 1970's but still exceeds green build regulation today, at Feshiebridge, Cairngorm, Scotland, UK, March 2012.

Ashley Cooper / Environmentally friendly house that was built in the 1970's but still exceeds green build regulation today, at Feshiebridge, Cairngorm, Scotland, UK, March 2012.

Ashley Cooper / The Green building, an environmentally friendly mixed use development next to Oxford Road Railway Station, Manchester, England, UK, November.

Ashley Cooper / The Brockholes visitor centre at the Lancashire Wildlife Trust reserve in Preston, Lancashire, UK. The Brockholes reserve is a wetland habitat constructed from old gravel pit workings. The green visit...

Ashley Cooper / Visitor centre at Cley Nature Reserve on the North Norfolk coast, An environmentally friendly building with a green roof, grey water harvesting, a wind turbine, solar thermal water heating and a groun...

Ashley Cooper / Visitor centre at Cley Nature Reserve on the North Norfolk coast, An environmentally friendly building with a green roof, grey water harvesting, a wind turbine, solar thermal water heating and a groun...

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