Rainwater collector: A rainwater collector is an object which harvests stormwater from precipitation events into a reservoir for later use or further treatment.
Solar still: A solar still is a device using solar energy to evaporate contaminated water and to condensate it into distilled water.
Dew condenser: A dew condenser is a device that can condense moisture from the air into liquid water.
Glass sphere/Water lens desalinator: A device which concentrates the sun's rays into a focal point either by the use of a glass sphere or a water lens on a transparent flexible surface, in order to boil saltwater and separate the salts from the freshwater.

Swales

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