Generality of fractal 1/f scaling in catchment tracer time series, and its implications for catchment travel time distributions

Sarah E. Godsey, Wenche Aas, Thomas A. Clair, Heleen de Wit, Ivan A. Fernandez, J. Steve Kahl, Iain A. Malcolm, Colin Neal, Margaret Neil, Sarah J. Nelson, Stephen A. Norton, Marisa C. Palucis, Brit Lisa Skjelkvåle Monsen, Chris Soulsby, Doerthe Tetzlaff, James W. Kirchner