[1] Univ Coll Dublin, Sch Civil Engn, UCD Dooge Ctr Water Resource Res, Dublin 4, Ireland
[2] Changan Univ, Minist Educ, Key Lab Subsurface Hydrol & Ecol Arid Areas, Xian, Peoples R China
[3] Beijing Univ Civil Engn & Architecture, Beijing Climate Change Res & Educ Ctr, Beijing, Peoples R China