It is a well laid out, detailed and useful book for anyone wanting to learn more about natural pools, and I only wish I'd read it before building my own. --Ben Law, Permaculture magazine It is a comprehensive, clear and tightly written book, full of illustrations, diagrams, tables, shorthand symbols and case studies to help navigate through what is clearly a subject full of complexity and variables, all of which need to be known and managed. --Annabel Downs, Garden Design Journal About the Author Wolfram Kircher is a leading international expert on natural swimming pools and teaches plant ecology at the University of Applied Sciences at Bernburg, Germany. Andreas Thon is an irrigation and water purification consultant and landscape architect who has built many natural swimming pools.
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