Udiani, Oyita [1] |
Udovč, Andrej [4] |
Ueda, Yoshifumi [7] |
Uhimchuk, George A. [1] |
ul Hassan, Mehmood [5] |
Ullah, M. Kaleem [1] |
Union of Concerned Scientists [1] |
United Nations Department of Economics and Social Affairs [1] |
United Nations Human Settlements Programme [1] |
unknown [11] |
Unni, K. Sankaran [1] |
Unruh, Jon [1] |
Unruh, Jon D. [3] |
UN-Water [2] |
Upadhyay, Bhawana [3] |
Ura, Karma [1] |
ur Rehman, Saeed [2] |
U.S. General Accounting Office [2] |
Ute, Brady [1] |
Uy, Marilou [1] |