Essentially, they use materials that can be found in the community to build «cheap» homes, coupled with rainwater catchment systems, solar panels and other construction techniques to develop a community with the lightest footprint possible. (treehugger.com)
Wells are one of the most common private water sources, but depending on your location you may also encounter springs, cisterns or rainwater catchment systems in use. (veteransunited.com)
Closely related, however, is also conserving and collecting the water that does fall on our property with rain barrels and various rainwater catchment systems, another way to cut down the amount of water you actually need to pump from the ground. (insteading.com)