Twenty-three Unsolved Problems in Hydrology (UPH) – a community perspective

Blöschl, Günter;Bierkens, Marc F. P.;Chambel, Antonio;Cudennec, Christophe;Destouni, Georgia;Fiori, Aldo;Kirchner, James W.;McDonnell, Jeff J.;Savenije, Hubert H. G.;Sivapalan, Murugesu;Stumpp, Christine;Toth, Elena;VOLPI, ELENA;Carr, Gemma;Lupton, Claire;Salinas, Josè;Széles, Borbála;Viglione, Alberto;Aksoy, Hafzullah;Allen, Scott T.;Amin, Anam;Andréassian, Vazken;Arheimer, Berit;Aryal, Santosh;Baker, Victor;Bardsley, Earl;Barendrecht, Marlies H.;Bartosova, Alena;Batelaan, Okke;Berghuijs, Wouter R.;Beven, Keith;Blume, Theresa;Bogaard, Thom;Borges de Amorim, Pablo;Böttcher, Michael E.;Boulet, Gilles;Breinl, Korbinian;Brilly, Mitja;Brocca, Luca;Buytaert, Wouter;Castellarin, Attilio;Castelletti, Andrea;Chen, Xiaohong;Chen, Yangbo;Chen, Yuanfang;Chifflard, Peter;CLAPS, PIERLUIGI;Clark, Martyn;Collins, Adrian;Croke, Barry;Dathe, Annette;David, Paula C.;de Barros, Felipe P. J.;de Rooij, Gerrit;Di Baldassarre, Giuliano;Driscoll, Jessica M.;Düthmann, Doris;Dwivedi, Ravindra;Eris, Ebru;Farmer, William H.;Feiccabrino, James;Ferguson, Grant;Ferrari, Ennio;Ferraris, Stefano;Fersch, Benjamin;Finger, David;Foglia, Laura;Fowler, Keirnan;Gartsman, Boris;Gascoin, Simon;Gaume, Eric;Gelfan, Alexander;Geris, Josie;Gharari, Shervan;Gleeson, Tom;Glendell, Miriam;Gonzalez Bevacqua, Alena;González-Dugo, María P.;Grimaldi, Salvatore;Gupta, A. B.;Guse, Björn;Han, Dawei;Hannah, David;Harpold, Adrian;Haun, Stefan;Heal, Kate;Helfricht, Kay;Herrnegger, Mathew;Hipsey, Matthew;Hlaváčiková, Hana;Hohmann, Clara;Holko, Ladislav;Hopkinson, Christopher;Hrachowitz, Markus;Illangasekare, Tissa H.;Inam, Azhar;Innocente, Camyla;Istanbulluoglu, Erkan;Jarihani, Ben;Kalantari, Zahra;Kalvans, Andis;Khanal, Sonu;Khatami, Sina;Kiesel, Jens;Kirkby, Mike;Knoben, Wouter;Kochanek, Krzysztof;Kohnova, Silvia;Kolechkina, Alla;Krause, Stefan;Kreamer, David;Kreibich, Heidi;Kunstmann, Harald;Lange, Holger;Liberato, Margarida L. R.;Lindquist, Eric;Link, Timothy;Liu, Junguo;Loucks, Daniel Peter;Luce, Charles;Mahé, Gil;Makarieva, Olga;Malard, Julien;Mashtayeva, Shamshagul;Maskey, Shreedhar;Mas-Pla, Josep;Mavrova-Guirguinova, Maria;Mazzoleni, Maurizio;Mernild, Sebastian;Misstear, Bruce Dudley;Montanari, Alberto;Müller-Thomy, Hannes;Nabizadeh, Alireza;Nardi, Fernando;Neal, Christopher;Nesterova, Nataliia;Nurtaev, Bakhram;Odongo, Vincent;Panda, Subhabrata;Pande, Saket;Pang, Zhonghe;Papacharalampous, Georgia;Perrin, Charles;Pfister, Laurent;Pimentel, Rafael;Polo, María J.;Post, David;Prieto Sierra, Cristina;DOMINGUES RAMOS, MARIA HELENA;Renner, Maik;Reynolds, José Eduardo;Ridolfi, Elena;Rigon, Riccardo;Riva, Monica;Robertson, David;Rosso, Renzo;Roy, Tirthankar;Sá, João H. M.;Salvadori, Gianfausto;Sandells, Mel;Schaefli, Bettina;Schumann, Andreas;Scolobig, Anna;Seibert, Jan;Servat, Eric;Shafiei, Mojtaba;Sharma, Ashish;Sidibe, Moussa;Sidle, Roy C.;Skaugen, Thomas;Smith, Hugh;Spiessl, Sabine M.;Stein, Lina;Steinsland, Ingelin;Strasser, Ulrich;Su, Bob;Szolgay, Jan;Tarboton, David;TAURO, FLAVIA;Thirel, Guillaume;Tian, Fuqiang;Tong, Rui;Tussupova, Kamshat;Tyralis, Hristos;Uijlenhoet, Remko;van Beek, Rens;van der Ent, Ruud J.;van der Ploeg, Martine;Van Loon, Anne F.;van Meerveld, Ilja;van Nooijen, Ronald;Van Oel, Pieter R;Vidal, Jean-Philippe;von Freyberg, Jana;Vorogushyn, Sergiy;Wachniew, Przemyslaw;Wade, Andrew;Ward, Philip;Westerberg, Ida;White, Christopher;Wood, Eric F.;Woods, Ross;Xu, Zongxue;Yilmaz, Koray K.;Zhang, Yongqiang

2019