662 SEDIMENTARY PROCESSES/Fluvial Geomorphology Figure 14 MD Blum and DM Price’s 1998 conceptual model of river incision and aggradation in relation to a cycle of sea level change Reproduced with permission from Bridge JS (2003) Rivers and Floodplains Blackwell: Oxford also with development evidence (as in the case of dated alluvial materials in terraces) See Also Europe: Holocene Geomorphology Sedimentary Environments: Alluvial Fans, Alluvial Sediments and Settings Sedimentary Processes: Depositional Sedimentary Structures; Catastrophic Floods; Karst and Palaeokarst; Landslides Tertiary To Present: Pleistocene and The Ice Age Weathering Further Reading Bridge JS (2003) Rivers and Floodplains Blackwell: Oxford Brown AG and Quine TA (eds.) (1999) Fluvial Processes and Environmental Change Chichester: Wiley Church M (2002) Geomorphic thresholds in riverine land scapes Freshwater Biology 47: 541 557 Dunne T (1980) Formation and controls of channel net works Progress in Physical Geography 4: 211 239 Gomez B and Church M (1989) An assessment of bedload sediment transport formulae for gravel bed rivers Water Resources Research 25: 1161 1186 Hjulstroă m F (1935) Studies of the morphological activ ities of rivers as illustrated by the River Fyris Bulletin of the Geological Institute University of Uppsala 25: 221 527 Knighton D (1998) Fluvial Forms and Processes London: Arnold Leopold LB and Wolman MG (1957) River channel pat terns braided, meandering and straight United States Geological Survey Professional Paper 282B: 39 85