782 INDEX surface processes (continued) depositional sedimentary structures 4:593-602 basic principles bedding 4:593 bedload transport 4:593 fine-grained sediments 4:594 lamination 4:594 plane bed transport 4:597-598 suspension processes 4:593 upper flow regime transport 4:597, 4:598f bedforms aeolian systems 4:599 antidunes 4:597 bars 4:597 compound bedforms 4:597 cross-bedding 4:595 f, 4:596, 4:597f, 4:600 cross-lamination 4:594, 4:595f current ripples 4:594, 4:594f dunes 4:596, 4:596f heterolithic lamination 4:599, 4:599f hummocky cross-stratification 4:574f, 4:576f, 4:578f, 4:599f occurrence criteria 4:595f parting lineation 4:598, 4:598f reactivation surfaces 4:597f ripple lamination 4:594 sand waves 4:596, 4:596f, 4:597f standing waves 4:597, 4:598f swaley cross-stratification 4:574f, 4:576f, 4:599f undulating lamination 4:599, 4:599f wave-current interactions 4:599 wave ripples 4:598, 4:598f, 4:599f Bouma sequence 4:600, 4:601f decelerating flow structures 4:600 flow regimes 4:594, 4:597, 4:600-601 gravel deposits 4:601, 4:601 f lamination aeolian systems 4:599 aqueous bedforms 4:594 Bouma sequence 4:600, 4:601f cross-lamination 4:594, 4:595f fine-grained sediments 4:594 heterolithic lamination 4:599, 4:599f undulating lamination 4:599, 4:599f pebble imbrication 4:601, 4:601f structureless features 4:600 deserts 4:539-549 aeolian systems accumulation 4:543, 4:543f bedform climb 4:543, 4:543f bedforms 4:599 bounding surfaces 4:543, 4:544f bypass supersurfaces 4:545, 4:545f cross-bedding 4:600 deflationary supersurfaces 4:545, 4:545f desert pavement (reg) 4:626 dry aeolian systems 4:544 interdune migration surfaces 4:543, 4:544f, 4:546f preservation 4:543 reactivation surfaces 4:543, 4:544f sand sea construction 4:543 subcritical climbing 4:543 superimposition surfaces 4:543, 4:544f supersurfaces 4:545, 4:545f wet aeolian systems 4:544 wind blown sediment 5:21 zircon occurrences 3:604 alluvial fans 4:540, 4:541 f, 4:542 ancient aeolian systems depositional models 4:547, 4:548f dry aeolian systems 4:545 dune-interdune interactions 4:547f interdune migration surfaces 4:546f stabilization 4:546 wet aeolian systems 4:546 Atacama Desert 3:555 borate deposits 3:516f, 3:516-517 braid-plains 4:541f, 4:542 dunes 4:540, 4:541f, 4:599 ephemeral rivers 4:540, 4:541f, 4:542 fluvial systems 4:541 f, 4:542 geographic distribution 4:540f geomorphic features 4:541 f interdunes 4:541, 4:541f Kara Kum Desert 1:166 Kyzyl Kum Desert 1:167 playa lakes 3:516f, 3:516-517 sabkhas Arabia 1:146 Arabian Gulf 4:509f9 4:510f, 4:511 carbonates 5:110-112 dolomites 5:30, 5:90-91 evaporites 5:31, 5:32f general discussion 4:542 liquefaction 1:5 28t occurrence 1:561 sand seas 4:540, 4:543, 4:621f, 4:622, 4:622f sandsheets 4:542 Thar Desert 3:296 zircon 3:604 erosion surfaces 4:587-593 catastrophic floods 4:635f channels 4:592, 4:592f erosional sole marks chevron marks 4:591, 4:591f developmental stages 4:589f fluid turbulence 4:589 flute marks 4:589-590, 4:590f general discussion 4:588 gutter casts 4:590, 4:590f longitudinal furrows 4:590 obstacle scours 4:589, 4:589f, 4:591 tool marks 4:589, 4:590, 4:591f way-up indicators 4:588-589 facies analysis 4:490, 4:490f palaeosols 5:207f processes abrasion 4:588 cohesiveness 4:588, 4:588f critical erosion velocity 4:588, 4:S88f surface structures 4:591 facies analysis 4:485-491 architectural elements 4:488, 4:489f bounding surfaces 4:488 depositional environment allocyclic processes 4:487, 4:490 autocyclic processes 4:487, 4:490 cyclothems 4:487, 4:488f facies succession 4:486, 4:488f flooding surfaces 4:488f, 4:491 grain size analysis 4:485-486, 4:487, 4:488f erosion surfaces 4:490, 4:490f geological proxies 4:131 glacigenic sediments 4:675, 4:67Sf historical background 4:485 interbedded environments 4:486, 4:486f, 4:580 models 4:490, 4:580 scheme varieties 4:485 sequence stratigraphy 4:490, 4:490f storm deposits 4:580 Walther's Law of the Correlation of Facies 4:487, 4:487f fluvial geomorphology 4:650-663 abrasion analysis 4:655f braided river systems 4:656/", 4:657f, 4:659f, 5:137, 5:138, S:139f channel networks 4:65Of channel patterns 4:656, 4:656f, 4:657f, 4:658f, 4:659f deserts 4:541f, 4:542 downstream fining 4:655f drainage basins 4:657, 4:660f flood events 3:90, 3:91f, 3:92f, 4:660f flood frequency 4:653-654, 4:654f floodplain classification 4:658t, 4:658f flood plains 3:90f, 3:91 f general discussion 4:650 grain size analysis 4:654, 4:655f landforms 4:654 material transfer process 4:651, 4:651t,4:652f,4:653f meandering river systems 3:90f, 4:656f, 4:657f, 4:659f network development eustatic cycles 4:660-661, 4:662f models 4:661f time factors 4:659 sediment transport 4:653f, 4:654f solute transfer 4:65It straight river systems 4:656f, 4:659f stream terraces 3:90 surficial deposits 3:90-92, 3:92f geysers 3:105-117 ecology 3:105 energy exploitation cascading geothermal power utilization process 3:111 f general discussion 3:109 liquid-dominated geothermal field 3:lllf power installation 3:11 Of