Ole Jorgen Liodden / Campbell albatross (Thalassarche impavida) in flight, silhouetted at sunset, near Campbell Islands, Sub-Antarctic New Zealand. February.

Ashley Cooper / Solar panels that focus the suns rays on heat exchangers to boil oil, which is then sent down to the kitchens below to heat the cookers. Muni Seva Ashram, Goraj, near Vadodara, India, December 2013.

Ashley Cooper / A combine harvester in Weybourne in Norfolk UK

David Pattyn / Great crested grebe (Podiceps cristatus) in threat posture, The Netherlands. March.

David Woodfall / Productive allotment including bee pollinated plants, Eastbourne, East Sussex, England, UK, September 2014.

Pete Oxford / Tavy or Slash-and-burn-agriculture, nr Daraina, NE Madagascar. This method of farming where new forest is cut down after a few years when the soil is no longer productive is blamed for the permanent d...

Pete Oxford / Tavy or Slash-and-burn-agriculture, nr Daraina, NE Madagascar. This method of farming where new forest is cut down after a few years when the soil is no longer productive is blamed for the permanent d...

Michael Quinton / Western Sandpiper (Calidris mauri) flock flying during spring migration over the Copper River Delta which is the largest and most productive wetland on the Pacific coast, Alaska