1. Water, Energy and Environmental Engineering Research Unit Faculty of Technology University of Oulu Oulu Finland
2. Department of Civil and Environmental Engineering University of Hawaii at Manoa Honolulu HI USA
3. Water Resources Research Center University of Hawaii at Manoa Honolulu HI USA
4. Centre of Excellence for Climate Change Research Department of Meteorology King Abdulaziz University Jeddah Saudi Arabia
5. Climatic Research Unit School of Environmental Sciences University of East Anglia Norwich UK