This volume contains a collection of 14 papers submitted from the below five symposia held during the 11th International Symposium on Ceramic Materials and Components for Energy and Environmental Applications (CMCEE-11), June 14-19, 2015, in Vancouver, BC, Canada: • Photocatalysts for Energy and Environmental Applications • Advanced Functional Materials, Devices, and Systems for the Environment • Geopolymers, Inorganic Polymer Ceramics and Sustainable Composites • Macroporous Ceramics for Environmental and Energy Applications • Advanced Sensors for Energy, Environment, and Health Applications
