Ashley Cooper / Colourful houses in Illulisat UNESCO World Heritage Site, Greenland, July 2008.

Ashley Cooper / Colourful houses in Illulisat UNESCO World Heritage Site, Greenland, July 2008.

Ashley Cooper / Oil fired power plant in Illulisat, Greenland, July 2008.

Ashley Cooper / Electric Smart car at a charging station for electric cars in Ijburg, Amsterdam, Netherlands, May 2013.

Cyril Ruoso / Floating houses with nets to farm fish, Ha Long Bay, Cat Ba Island, Vietnam

Solvin Zankl / Mosquito (Culex pipiens) egg raft floating on water. The first larvae are just hatching, Kiel, Germany, August. Sequence 2 of 2

Solvin Zankl / Mosquito (Culex pipiens) egg raft floating on water. This is the side touching the water surface. Kiel, Germany Kiel, Germany, April.

Solvin Zankl / Hatching mosquito (Culex pipiens) egg raft floating on water. The first larva is just hatching. Kiel, Germany. Sequence 1 of 2

Jean E. Roche / Floating tourist house, Pressac, Poitou, France, September.

Jean E. Roche / Floating tourist houses, Pressac, Poitou, France, September.

Doc White / Photographer Doc White relaxing in a hammock on a floating house on the Rio Negro, Amazonia, Brazil, June 2012

Doc White / Children using a laptop on a floating house on the Rio Negro, Amazonia, Brazil, June 2012