[ASME ASME 2012 6th International Conference on Energy Sustainability collocated with the ASME 2012 10th International Conference on Fuel Cell Science, Engineering and Technology - San Diego, California, USA (Monday 23 July 2012)] ASME 2012 6th International Conference on Energy Sustainability, Parts A and B - Design, Construction, and Testing of a Small Scale Solar Chimney for Nomadic Herdsmen