Sebastian Kennerknecht / Snowy Plover (Charadrius nivosus) biologist, Ben Pearl, picking up chick from mud flat in salt pond, Eden Landing Ecological Reserve, Union City, Bay Area, California

Laurent Geslin / Salt production by evaporation. Guerande, France.

Pete Oxford / Salt mounds and evaporation ponds (sea salt production plant started in the 1600's and worked by african slaves) Cargill Solar Salt Works, Pekelmeer lagoon, Bonaire, Netherlands Antilles, Caribbean

Martin Gabriel / Evaporation ponds for production of salt. La Palma Island, Canary Islands, Spain, February 2010.

Claus Meyer / Dawn in the Amazon forest with intense evaporation, Amazon ecosystem, Brazil

Jack Dykinga / Cottonball Basin with circular evaporation pools reflecting post-sunset light over the valley. California, USA. March 2019.

Sandesh Kadur / Timelapse of a puddle drying out, killing a large number of Indian bullfrog (Hoplobatrachus tigerinus) tadpoles, Honnavar, Karnataka, India.

Sandesh Kadur / Timelapse of a puddle drying out, killing a large number of Indian bullfrog (Hoplobatrachus tigerinus) tadpoles, Honnavar, Karnataka, India.

Ashley Cooper / Solar cookers, solar food dryers and solar water purification devices, as well as solar panels for generating electricity. Muni Seva Ashram in Goraj, near Vadodara, India. December 2013.

Floris van Breugel / Mono Lake showing salts left behind by evaporation. Mono Lake, California, USA. September 2015.

Sebastian Kennerknecht / Snowy Plover (Charadrius nivosus) nest in restored salt pond with shells laid by biologists to increase camouflage possibilities for adults, Eden Landing Ecological Reserve, Union City, Bay Area, Cali...

Loic Poidevin / Salt evaporation ponds on Ile de Re, Charente-Maritime, France, Atlantic Coast. July 2017. The colours are produced by the concentration of algae or halobacteria that live in the ponds which indicates...