Air Well -

Also known as an , this structure collects water by promoting the condensation of moisture from the air.

: It uses natural temperature differences to cool humid air until water droplets form (similar to morning dew). Designs : air well

: Modern devices that use energy (like a dehumidifier) to cool air and collect water. Also known as an , this structure collects

: Massive stone structures, like the famous 1931 Achille Knapen well in France, designed to stay cool during the day. Also known as an