By Mowforth
By Nansen, Fridtjof
By Lew, Hall, Williams
By Ashworth, G.J., Tunbridge, J.E.
By Taylor, Peter J
By Wellman
By Aiken, George R., Mcknight, Diane M., Wershaw, Robert L., MacCarthy, Patrick
By Dodgshon, Robert A., Butlin, Robin A.
By Burton, R.
By Díez Medina, Carmen, Monclús, Javier
By Scheffers, Anja M., May, Simon M., Kelletat, Dieter H.
By Vieira, Gonçalo, Zêzere, Jose Luis, Mora, Carla
By Slaymaker, Olav, Catto, Norm
By Kuzucuoğlu, Catherine, Çiner, Attila, Kazancı, Nizamettin
By Condello, Annette, Lehmann, Steffen
By Mapa, Ranjith B.
By Galan, Juanjo
By Kozak, Jan, Čejchanová, Alena, Kukal, Zdenek, Pošmourný, Karel
By Kremer, Hartwig, Nicholls, Robert, Ratter, Beate M.W., Weisse, Ralf
By Kebede, Seifu
By Renzetti, Steven, DuPont, Diane P.
By Farfán González, Hermes, Corvea Porras, Jose Luis, de Bustamente Gutiérrez, Irene, Lamoreaux, James W.
By Sundaresan, J., Sreekesh, S., Ramanathan, Al, Sonnenschein, Leonard, Boojh, Ram
By Navarra, Antonio, Tubiana, Laurence
By Müller, Felix, Baessler, Cornelia, Schubert, Hendrik, Klotz, Stefan
By Ruppert, Hans, Kappas, Martin, Ibendorf, Jens
By Hill, Margot
By Glavovic, Bruce C., Smith, Gavin P.
By Gulbenkian Think Tank on Water and the Future of Humanity