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Last updated: 4 December 2014
John Root is an energy services advisor, and has been conducting workshops on the construction of basic solar box cookers since 1990.
News and recent developments
- April 2012: John reports that he has been teaching approximately 100 people each year to make solar ovens at his workshops. To date, he has taught over 1000 people.
- August 2010: John conducted a workshop in Madagascar in a well-documented slide series of the workshop showing each phase of the cooker construction. Solar cooker workshop
Tel. +1 (563) 590-8566