If you’re interested in Permaculture water harvesting systems, I made two of the videos from the Forest Gardening Course class on Water Wise Gardening available to the public.
Feel free to check them out:
Video 1: Intro to Permaculture water systems:
Video 2: Tools and devices for harvesting rain water.
Video 3: Are rain barrels worth buying?
Video 4: 5 Water Wise Strategy 1. Getting water where it can do the most good.
Video 5: Water Wise Strategies 2 and 3: Mulching and Building Soil
Video 6: Water Wise Strategies 4 and 5: Right Plant/Right Place and Using the Right Plant Spacings.