In this third video on urban swales, I explain why the level is a key tool in permaculture design and demonstrate its use to ensure that our swales work as intended:
Ed. note: You can find Part 1 in this series here and Part 2 here.
Rob Avis is a petroleum engineer turned permaculture teacher, designer and public speaker. He graduated from the University of Alberta and also have international training and certifications in renewable energy and regenerative design. He and his wife Michelle have been running Verge Permaculture in Calgary for the past 5 years.
Tags: building resilient water systems, urban swales
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