Essential Rainwater Harvesting: A Guide to Home-Scale System Design

It doesn't always rain at the most convenient times - sometimes it rains without break for a week, and then you have clear skies for a month. This book is a step-by-step guide on how to collect the water that falls from the sky and save it for... well, not a rainy day, but for when it's most needed. It's not illegal everywhere (yet)!