How old is streamwater? : Open questions in catchment transit time conceptualization, modelling and analysis

McDonnell, J. J. and McGuire, K. and Aggarwal, P. and Beven, K. J. and Biondi, D. and Destouni, G. and Dunn, S. and James, A. and Kirchner, J. and Kraft, P. and Lyon, S. and Maloszewski, P. and Newman, B. and Pfister, L. and Rinaldo, A. and Rodhe, A. and Sayama, T. and Seibert, J. and Solomon, K. and Soulsby, C. and Stewart, M. and Tetzlaff, D. and Tobin, C. and Troch, P. and Weiler, M. and Western, A. and Worman, A. and Wrede, S. (2010) How old is streamwater? : Open questions in catchment transit time conceptualization, modelling and analysis. Hydrological Processes, 24 (12). pp. 1745-1754. ISSN 0885-6087