Letter Re: Air Wells, Fog Fences, and Dew Ponds–Harvesting Atmospheric Water
Sir I am providing a link to a web page on “Air Wells”–the history of harvesting atmospheric water, in the form of water vapor, dew ,and fog. I know this was done in ancient times, and when I was in Europe I went on several tours of old castles, etc. At one of these sites I saw a odd building on the grounds, and asked what that was used for. It was used to collect water from the dew in the mornings, there was a cistern inside, and the water dripped from the tile walls and collected in the cistern. …