Ross Mars is a highly regarded permaculture teacher, designer and consultant. He is author of landmark The Basics of Permaculture Design and three other permaculture books, as well as two DVDs on energy efficient housing design and renewable energy systems. Ross manages Candlelight Farm, a permaculture demonstration site and training center in Western Australia. Over the past decade, he has delivered dozens of basic, design, advanced and diploma-level Permaculture Courses. Both a scientist with a PhD in Environmental Science and an entrepreneur, Mars also manufactures and supplies greywater and rainwater tank systems, and installs waterwise gardens and water-sensible irrigation systems.