Wild Wonders of Europe / Widstrand / Aerial image of motorway next to solar energy power station, Salamanca Region, Castilla y Leon, Spain May 2011

Merryn Thomas / Wind turbines on Whitelee Windfarm, Glasgow, Scotland, August 2011.

Gary K. Smith / View of Cley reserve, Norfolk Wildlife Trust, showing coastal road, visitor centre with sedum roof and wind turbine, UK, May

Rob Cousins / Juxtaposition of lorries and tankers and wind farm, Castille, Spain