2012 Prince Sultan bin Abdulaziz International Prize for Water

Kevin E. Trenberth, Aiguo Dai

(For ground-breaking work that provides a powerful estimate of the effects of climate change on the global hydrological cycle, with a clear explanation of the global water budget.)

Charles Franklin Harvey, Abu Borhan Mohammad Badruzzaman

(For developing a complete diagnostic and conceptual model for understanding and preventing the arsenic contamination of groundwater.)

Mohamed Khayet Souhaimi

(For his work in pioneering and promoting membrane distillation for water recovery using alternative renewable energy sources.)

Damià Barceló

(For his work at the leading edge of water science in understanding the effect of pharmaceuticals in the water environment, developing new methods for future risk assessment and management of emerging contaminants, and the investigation of water quality in intensively-used basins.)

Ashok Gadgil, Susan Amrose Addy, Robert Kostecki, Joyashree Roy, Case van Genuchten

(For developing an innovative and effective method of treating the arsenic contamination of groundwater using electrocoagulation.)