Brad Lancaster discusses permaculture and rainwater harvesting. Brad describes how to harvest rainwater and greywater. Brad also explains how the soil helps filter out toxins from greywater to keep us safe and healthy, but also transforms those toxins in the greywater into a valuable fertilizing resource for the plants. Brad talks about how other communities across the country are adopting the use of greywater and rainwater harvesting and how he’s working with them to create a more sustainable future.