1. Department of Geography and Earth Sciences; Aberystwyth University; Aberystwyth UK
2. Department of Civil Engineering; University of Ottawa; Ottawa Ontario Canada
3. School of Geography; Queen Mary University of London; London UK
4. National Institute of Water and Atmospheric Research; Christchurch New Zealand
5. Fluvial Dynamics Research Group (RIUS), Department of Environment and Soil Sciences; University of Lleida; Lleida Spain
6. Hydrology Section, Forest Sciences Center of Catalonia; Solsona Spain