https://knowledge.growingthecommons.org/ 2026-05-06T04:30:13+00:00 https://knowledge.growingthecommons.org/ https://knowledge.growingthecommons.org/lib/exe/fetch.php/favicon.ico text/html 2026-03-26T18:33:37+00:00 Anonymous (anonymous@undisclosed.example.com) https://knowledge.growingthecommons.org/doku.php/rain/rainwater_harvesting?rev=1774550017&do=diff This topic is part of Water & sewage. Rainwater harvesting ---------- "“If you only do one thing, collect rainwater.” - Bill Mollison" What is rainwater harvesting? Rainwater harvesting is simply the collection of water for domestic or commercial use that would otherwise go down the drain. Various techniques have been practised for thousands of years to collect and store water, especially in areas of low rainfall. Today, rainwater harvesting systems can be installed in both new and exist…