TY - CONF A1 - Aguilar, R T1 - Combined water collection, waste treatment, and anaerobic digestion energy provision system for ecotourism in rural Costa Rica. Y1 - 015.// N1 - SU835720 ER - TY - CONF A1 - Reinhold, D T1 - Engineering at the edge: the environmnetal entrepeneurs of the Shaubb Aborigine Women Association. Y1 - 015.// N1 - SU835720 ER -