Sediment Mobilisation by the Wind

Arid Zone Geomorphology: Process, Form and Change in Drylands

Volumn , Issue , 2011, Pages 455-486

  Wiggs, Giles F S ^a  

^a UNIVERSITY OF OXFORD   (United Kingdom)

Author keywords

Extraordinary technological development in airflow measurement; From bagnold to sonics measuring boundary layer airflow; Nature of windflow in deserts; Role of turbulence in aeolian sediment transport; Sediment mobilisation by the wind; Surface modifications to entrainment thresholds and transport flux; Surface slope on threshold of entrainment and saltation trajectories of particles; Time series of horizontal wind velocity and saltation impacts, measured at 10 Hz; Turbulent velocity profile; Wind, an effective medium for sediment movement in drylands

Indexed keywords

ARID REGIONS; ATMOSPHERIC THERMODYNAMICS; BOUNDARY LAYERS; SEDIMENT TRANSPORT;

AIRFLOW MEASUREMENTS; EFFECTIVE MEDIUM; HORIZONTAL WINDS; MEASURING BOUNDARIES; MOBILISATION; NATURE OF WINDFLOW IN DESERTS; SURFACE SLOPE; TRANSPORT FLUXES; TURBULENT VELOCITY;

AIR;

EID: 84886214477     PISSN: None     EISSN: None     Source Type: Book    
DOI: 10.1002/9780470710777.ch18     Document Type: Chapter

References (223)

1. Allen, J.R.L. (1982) Simple models for the shape and symmetry of tidal sand waves: (1) statically stable equilibrium forms. Marine Geology, 48,31-49.
2. Anderson, R.S. (1987) Eolian sediment transport as a stochastic process: the effects of a fluctuating wind on particle trajectories. Journal of Geology, 95,497-512.
3. Anderson, R.S. (1989)Saltation of sand: a qualitative review with biological analogy, in Symposium: Coastal Sand Dunes(eds C.H. Gimmingham, W. Ritchie, B.B. Willetts and A.J. Willis), Royal Society of Edinburgh, Proceedings B96.
4. Anderson, R.S. (1990) Eolian ripples as examples of selforganisation in geomorphological systems. Earth Science Reviews, 29 (1-4), 77-96.
5. Anderson, R.S. and Bunas, K.L. (1993) Grain size segregation and stratigraphy in aeolian ripples modelled with a cellular automaton. Nature, 365,740-743.
6. Anderson, R.S. and Haff, P.K. (1988) Simulation of eolian saltation. Science, 241,820-823.
7. Anderson, R.S. and Haff, P.K. (1991) Wind modification and bed response during saltation of sand in air. Acta Mechanica(Suppl.), 1,21-51.
8. Anderson, R.S. and Hallett, B. (1986) Sediment transport by wind: toward a general model. Geological Society of America Bulletin, 97,523-535.
9. Anderson, R.S., Sørensen, M. and Willetts,B.B. (1991)Areview of recent progress in our understanding of aeolian sediment transport. Acta Mechanica (Suppl.), 1, 1-19.
10. Andreotti, B. (2004) A two-species model of aeolian sand transport. Journal of Fluid Mechanics, 510,47-70.
11. Andreotti, B., Claudin, P. and Douady, S. (2002) Selection of dune shapes and velocities. Part 1: Dynamics of sand, wind and barchans. European Physical Journal, B, 28,321-329.
12. Andreotti, B., Claudin, P. and Pouliquen, O. (2006)Aeolian sand ripples: experimental study of fully developed states. Physical Review Letters, 96 (2), DOI: 10.1103/Phys-RevLett.96.028001.
13. Arens, S. M. (1996) Rates of aeolian transport on a beach in a temperate humid climate. Geomorphology, 17,3-18.
14. Ash, J.E. and Wasson, R.H. (1983)Vegetation and sand mobility in the Australian desert dunefield. Zeitschrift für Geomorphologie [Suppl.] 45, 7-25.
15. Baas, A.C.W. (2002) Chaos, fractals and self-organisation in coastal geomorphology: simulating dune landscapes in vegetated environments. Geomorphology, 48 (1-3), 309-328.
16. Baas, A. C. W. (2004) Evaluation of saltation flux impact responders(Safires) for measuring instantaneous aeolian sand transport intensity. Geomorphology, 59,99-118.
17. Baas, A.C.W. (2007) Complex systems in aeolian geomorphology. Geomorphology, 91,311-331.
18. Baas, A. C. W. (2008) Challenges in aeolian geomorphology: investigating aeolian streamers. Geomorphology, 93 (1-2), 3-16.
19. Baas, A. C. W. and Sherman, D. J. (2005)Formation and behaviour of aeolian streamers. Journal of Geophysical Research, 110, F03011, DOI: 10.1029/2004JF000270.
20. Baddock, M., Livingstone, I. and Wiggs, G.F.S. (2007) The geomorphological significance of airflow patterns in transverse dune interdunes. Geomorphology, 87,322-336.
21. Bagnold, R.A. (1936)The movement of desert sand. Royal Society of London, Proceedings, A157, 594-620.
22. Bagnold, R.A. (1941)The Physics of Blown Sand and Desert Dunes, Methuen, London.
23. Bagnold, R.A. (1953)The Surface Movement of Blown Sand in Relation toMeteorology, Research Council of Israel, Special Publication 2, pp. 89-93.
24. Bagnold, R.A. (1956)The flow of cohesionless grains in fluids. Royal Society of London, Philosophical Transactions, A249, 29-297.
25. Bauer, B. O., Houser, C.A. and Nickling,W.G. (2004) Analysis of velocity profile measurements from wind tunnel experiments with saltation. Geomorphology, 59 (1-2), 81-98.
26. Bauer, B.O., Sherman, D.J. and Wolcott, J.F. (1992) Sources of uncertainty in shear stress and roughness length estimates derived from velocity profiles. Professional Geographer, 44 (4), 453-464.
27. Bauer, B.O., Davidson-Arnott, R.G.D., Hesp, P.A. et al. (2009) Aeolian sediment transport on a beach: surface moisture, wind fetch, and mean transport. Geomorphology, 105 (1-2), 106-116.
28. Belly, P.Y. (1964)Sand movement by wind, US Army Coastal Engineering Research Centre, Technical Memo 1.
29. Belnap, J. and Gillette, D.A. (1998) Vulnerability of desert biological soil crusts to wind erosion: the influences of crust development, soil texture, and disturbance. Journal of Arid Environments, 39 (2), 133-142.
30. Bennett, S. J. and Best, J. L. (1996)Mean flow and turbulence structure over fixed ripples and the ripple-dune transition, in Coherent Flow Structures in Open Channels (eds P.J. Ashworth, S.J. Bennett, J.L. Best and S.J. McLelland), John Wiley & Sons, Ltd, Chichester, pp. 281-304.
31. Best, J. L. (1993)On the interactions between turbulent flow structure, sediment transport and bedform development: some considerations from recent experimental research, in Turbulence: Perspectives on Flow and Sediment Transport(eds N.J. Clifford, J.R. French and J. Hardisty), John Wiley & Sons, Inc., New York, pp. 61-92.
32. Blumberg, D.G. and Greeley, R. (1993) Field studies of aerodynamic roughness length. Journal of Arid Environments, 25,39-48.
33. Bourke, M.C. (2010)Barchan dune asymmetry: Observations from Mars and Earth. Icarus 205 (1), 183-197.
34. Bristow, C.S., Duller, G.A.T. and Lancaster, N. (2007) Age and dynamics of linear dunes in the Namib. Desert Geology, 35 (6), 555-558.
35. Brown, S.,Nickling,W.G. andGillies, J.A. (2008)Awind tunnel examination of shear stress partitioning for an assortment of surface roughness. Journal of Geophysical Research, 113, F2, DOI: 10.1029/2007JF000790.
36. Brugmans, F. (1983) Wind ripples in an active drift area in the Netherlands: a preliminary report. Earth Surface Processes and Landforms, 8,527-534.
37. Buschiazzo, D.E. and Zobeck, T.M. (2008) Validation of WEQ, RWEQ and WEPS wind erosion for different arable land management systems in the Argentinean Pampas. Earth Surface Processes and Landforms, 33 (12), 1839-1850.
38. Butterfield, G.R. (1991) Grain transport rates in steady and unsteady turbulent airflows. Acta Mechanica (Suppl.), 1,97-122.
39. Butterfield, G.R. (1993)Sand transport response to fluctuating wind velocity, in Turbulence, Perspectives on Flow and Sediment Transport (eds N.J. Clifford, J.R. French and J. Hardisty), pp. 305-335.
40. Butterfield, G.R. (1999) Near-bed mass flux profiles in aeolian sand transport: high-resolution measurements in a wind tunnel. Earth Surface Processes and Landforms, 24 (5), 393-412.
41. Cahill, T.A., Gill, T.E., Reid, J.S. et al. (1996) Saltating particles, playa crusts and dust aerosols at Owens (dry) Lake, California. Earth Surface Processes and Landforms, 21 (7), 621-639.
42. Castro, I. P. andWiggs, G. F. S. (1994) Pulsed-wire anemometry on rough surfaces, with application to desert sand dunes. Journal of Wind Engineering and Industrial Aerodynamics, 52,53-71.
43. Chepil, W.S. (1945) Dynamics of wind erosion: 1. Nature of movement of soil by wind. Soil Science, 60,305-320.
44. Claudin, P. and Andreotti, B. (2006) A scaling law for aeolian dunes on Mars, Venus, Earth and for sub-aqueous ripples. Earth and Planetary Science Letters, 252 (1-2), 30-44.
45. Cornelis, W.M. and Gabriels, D. (2003) The effect of surface moisture on the entrainment of dune sand by wind: an evaluation of selected models. Sedimentology, 50 (4), 771-790.
46. Crawley, D.M, and Nickling, W.G. (2003) Drag partition for regularly-arrayed rough surfaces. Boundary-Layer Meteorology, 107,445-468.
47. Darke, I., McKenna-Neuman, C. (2008) Field study of beach water content as a guide to wind erosion potential. Journal of Coastal Research, 24 (5), 1200-1208.
48. Darke, I., Robin, D.-A. and Ollerhead, J. (2009) Measurement of beach surface moisture using surface brightness. Journal of Coastal Research, 25 (1), 248-256.
49. Davidson-Arnott, R.G.D. and Bauer, B.O. (2009)Aeolian sediment transport on a beach: thresholds, intermittency, and high frequency variability. Geomorphology, 105 (1-2), 117-126, DOI: 10.1016/j.geomorph.2008.02.018.
50. Davidson-Arnott, R.G., MacQuarrie, K. and Aagaard, T. (2005)The effect of wind gusts, moisture content and fetch length on sand transport on a beach. Geomorphology, 68 (1-2), 115-129, DOI: 10.1016/j.geomorph.2004.04.008.
51. Davidson-Arnott, R.G.D.,Yang,Y.,Ollerhead, J.,Hesp, P.A. and Walker, I.J. (2008)The effects of surface moisture on aeolian sediment transport threshold and mass flux on a beach. Earth Surface Processes and Landforms, 33 (1), 55-74, DOI: 10.1002/esp.1527.
52. Dong, Z., Liu, X., Wang, H. et al. (2002) The flux profile of a blowing sand cloud: a wind tunnel investigation. Geomorphology, 49,219-230.
53. Dyer, K. (1986)Coastal and Estuarine Sediment Dynamics, John Wiley & Sons, Ltd, Chichester.
54. Ellwood, T.M., Evans P.D. and Wilson, I.G. (1975) Small scale aeolian bedforms. Journal of Sedimentary Petrology, 45,554-561.
55. Etyemezian, V. et al. (2007) The portable in-situ wind erosion laboratory (PiSwerl): a new method to measure PM10 windblown dust properties and potential for emissions. Atmospheric Environment, 41 (18), 3786-3796.
56. Frank, A. and Kocurek, G. (1994) Effects of atmospheric conditions on wind profiles and aeolian sand transport with an example from White Sands National Monument. Earth Surface Processes and Landforms, 19,735-745.
57. Frank, A. and Kocurek, G. (1996) Airflow up the stoss slope of sand dunes: limitations of current understanding. Geomorphology, 17,47-54.
58. Gillette, D.A. and Goodwin, P.A. (1974) Microscale transport of sand-sized soil aggregates eroded by wind. Journal of Geophysical Research, 7927,4080-4084.
59. Gillette,D.A., Herrick, J.E. and Herbert, G.A. (2006)Wind characteristics of Mesquite Streets in the northern Chihuahuan Desert, New Mexico, USA. Environmental Fluid Mechanics, 6 (3), 241-275.
60. Gillette, D.A. and Stockton, P.A. (1989) The effects of nonerodible particles on wind erosion of erodible surfaces. Journal of Geophysical Research, 94 (D10), 12885-12893.
61. Gillette,D.A., Herbert, G., Stockton, P.A. and Owen, P.R. (1996) Causes of the fetch effect in wind erosion. Earth Surface Processes and Landforms, 21 (7), 641-659.
62. Gillies, J.A.,Nickling,W.G. andKing, J. (2007)Shear stress partitioning in large patches of roughness in the atmospheric inertial sublayer. Boundary-LayerMeteorology, 122, 367-396. DOI: 10.1007/s10546-006-9101-5.
63. Gillies, JA, Lancaster, N, Nickling, WG, Crawley, D. (2000)Field determination of drag forces and shear stress partitioning effects for a desert shrub (Sarcobatus vermiculatus, Greasewood). Journal of Geophysical Research: Atmosphere, 105 (D20),24871-24880.
64. Gillies, J.A., Nickling, W.G., King, J. and Lancaster, N. (2010) Modeling aeolian sediment transport thresholds on physically rough Martian surfaces: A shear stress partitioning approach. Geomorphology, 121,139-154.
65. Greeley, R. and Iversen, J.D. (1985)Wind as a Geomorphological Process, Cambridge University Press, Cambridge.
66. Greeley, R., Blumberg, D.G., McHone, J.F. et al. (1997)Applications of spaceborne radar laboratory data to the study of aeolian processes. Journal of Geophysical Research E: Planets, 102 (E5), 10971-10983.
67. Goudie, A.S. and Middleton, N.J. (2006)Desert Dust in the Global System, Springer, Heidelberg.
68. Haff, P.K. and Anderson, R.S. (1993) Grain scale simulations of loose sedimentary beds: the example of grain-bed impacts in aeolian saltation. Sedimentology, 40,175-198.
69. Han, Q.,Qu, J., Zhang, K. et al. (2009)Wind tunnel investigation of the influence of surface moisture content on the entrainment and erosion of beach sand by wind using sands from tropical humid coastal southern China. Geomorphology, 104 (3-4),230-237.
70. Hardisty, J. and Whitehouse, R.J.S. (1988) Evidence for a new sand transport process from experiments on Saharan dunes. Nature, 332,532-534.
71. Hersen, P. (2005)Flow effects on the morphology and dynamics of aeolian and subaqueous barchan dunes. Journal of Geophysical Research, 110, F04S07, DOI: 10.1029/2004JF000185.
72. Hotta, S., Kubota, S., Katori, S. and Horikawa, K. (1984)Blown sand on a wet sand surface, in 19th Coastal Engineering Conference, Proceedings, American Society of Civil Engineers, New York, pp. 1265-1281.
73. Houser, C.A. and Nickling, W.G. (2001a) The factors influencing the abrasion efficiency of saltating grains on a claycrusted playa. Earth Surface Processes and Landforms, 26 (5), 491-505.
74. Houser, C.A. and Nickling, W.G. (2001b) The emission and vertical flux of particulate matter <10 μm from a disturbed clay-crusted surface. Sedimentology, 48 (2), 255-267.
75. Howard, A.D., Morton, J.B., Gad-el-Hak, M. and Pierce, D.B. (1977)Simulation model of erosion and deposition on a barchan dune, NASA Contractor Report CR-2838, Washington, D.C.
76. Huang, N., Shi, F. and van Pelt, R.S. (2008)The effects of slope and slope position on local and upstream fluid threshold friction velocities. Earth Surface Processes and Landforms, 33 (12), 1814-1823.
77. Hunt, J.C.R. and Nalpanis, P. (1985)Saltating and suspended particles over flat and sloping surfaces. i. Modelling concepts, in Proceedings of International Workshop on Physics of Blown Sand, Memoirs 8, Department of Theoretical Statistics, Aarhus University, Denmark.
78. Hupy, J.P. (2004) Influence of vegetation cover and crust type on wind-blown sediment in a semi-arid climate. Journal of Arid Environments, 58 (2), 167-179.
79. Irwin, H.P.A.H. (1980) A simple omnidirectional sensor for wind tunnel studies of pedestrian level winds. Journal of Wind Engineering and Industrial Aerodynamics, 7,219-239.
80. Iversen, J.D. and Rasmussen, K.R. (1994) The effect of surface slope on saltation threshold. Sedimentology, 41,721-728.
81. Jackson, P.S. (1981) On the displacement height in the logarithmic velocity profile. Journal of Fluid Mechanics, 111,15-25.
82. Jackson, N.L. and Nordstrom, K.F. (1997)Effects of timedependent moisture content of surface sediments on aeolian transport rates across a beach,Wildwood, New Jersey, USA, Earth Surface Processes and Landforms, 22 (7), 611-621.
83. Jackson, N.L. and Nordstrom, K.F. (1998) Aeolian transport of sediment on a beach during and after rainfall,Wildwood, NJ, USA. Geomorphology, 22 (2), 151-157.
84. Jones, J.R. and Willetts, B.B. (1979)Errors in measuring uniform aeolian sandflow by means of an adjustable trap. Sedimentology, 26, 463-468.
85. Kawamura, R. (1951)Study of sand movement by wind (in Japanese), Report of the Institute of Science and Technology, University of Tokyo, Translated to English in NASA Technical Transactions F14.
86. Kawata, Y. and Tsuchiya, Y. (1976) Influence of water content on the threshold of sand movement and the rate of sand transport in blown sand (in Japanese). Proceedings of the Japanese Society of Civil Engineers, 249,95-100.
87. King, J., Nickling, W.G. and Gillies, J.A. (2005)Representation of vegetation and other non-erodible elements in aeolian shear stress partitioning models for predicting transport threshold. Journal of Geophysical Research-Earth Surface, 110, F04015, DOI: 10.1029/2004JF000281.
88. King, J., Nickling, W.G. and Gillies, J.A. (2006) Aeolian shear stress ratio measurements within mesquite-dominated landscapes of the Chihuahuan Desert, New Mexico, USA. Geomorphology, 82 (3-4), 229-244.
89. King, J., Nickling, W.G. and Gillies, J.A. (2008)Investigations of the law-of-the-wall over sparse roughness elements. Journal of Geophysical Research, 113, F02S07, DOI: 10.1029/2007JF000804.
90. Knight, M., Thomas, D.S.G. and Wiggs, G.F.S. (2004) Climate change in the 21st century and the impact on dunefield mobility in the Kalahari. Geomorphology, 59 (1-4), 197-213.
91. Knott, P. and Warren, A. (1981)Aeolian Processes, in Geomorphological Techniques (ed. A. Goudie), Allen and Unwin, London.
92. Kok, J.F. and Renno, N.O. (2009a) Electrification ofwind-blown sand on Mars and its implications for atmospheric chemistry. Geophysical Research Letters, 36 (5), article L05202.
93. Kok, J.F. and Renno, N.O. (2009b) A comprehensive numerical model of steady state saltation (COMSALT). Journal of Geophysical Research, 114, D17204, DOI: 10.1029/2009JD011702.
94. Kostaschuk, R. and Villard, P. (1996)Turbulent sand suspension events: Fraser River, Canada, in Coherent Flow Structures in Open Channels (eds P.J. Ashworth, S.J. Bennett, J.L. Best and S.J. McLelland), John Wiley and Sons, Ltd, Chichester, pp. 305-319.
95. Laity, J.E. and Bridges, N.T. (2009) Ventifacts on Earth and Mars: Analytical, field, and laboratory studies supporting sand abrasion and windward feature development. Geomorphology, 105 (3-4), 202-217.
96. Lancaster, N. and Baas, A. (1998) Influence of vegetation cover on sand transport by wind: field studies at Owens Lake, California. Earth Surface Processes and Landforms, 23,69-82.
97. Lancaster, N., Greeley, R. and Rasmussen, K.R. (1991) Interaction between unvegetated desert surfaces and the atmospheric boundary layer: a preliminary assessment. Acta Mechanica(Suppl.), 2, 89-102.
98. Lancaster, N., Nickling, W.G., McKenna-Neuman, C. and Wyatt, V.E. (1996)Sediment flux and airflow on the stoss slope of a barchan dune. Geomorphology, 17,55-62.
99. Leenders, J. K., van Boxel, J. H. and Sterk, G. (2005) Wind forces and related saltation transport. Geomorphology, 71,357-372.
100. Lettau, K. and Lettau, H.H. (1978)Experimental and micrometeorological field studies on dune migration, in Exploring the World's Driest Climate (eds H.H. Lettau and K. Lettau), University ofWisconsin-Madison, Institute for Environmental Studies, Report 101, 110-147.
101. Levin, N., Ben-Dor, E., Kidron, G.J. and Yaakov, Y. (2008) Estimation of surface roughness (z0) cover a stabilizing coastal dune field based on vegetation and topography. Earth Surface Processes and Landforms, 33 (10), 1520-1541.
102. Livingstone, I. andWarren, A. (1996)Aeolian Geomorphology: An Introduction, Longman, London.
103. Livingstone, I, Wiggs, G.F.S. and Weaver, C.M. (2007) Geomorphology of desert sand dunes. Earth Science Reviews, 80,239-257.
104. Lu, H. and Shao, Y. (1999). A new model for dust emission by saltation bombardment. Journal of Geophysical Research, (D14), 104, 16827-16842.
105. Lu, S. S. and Willmarth, W. W. (1973) Measurements of the structure of the Reynolds stress in a turbulent boundary layer. Journal of Fluid Mechanics, 60,481-511.
106. Mabbutt, J.A. (1977)Desert Landforms, ANU Press, Canberra.
107. McEwan, I.K. (1993) Bagnold's kink: a physical feature of a wind velocity profile modified by blowing sand. Earth Surface Processes and Landforms, 18,145-156.
108. McEwan, I.K. andWilletts, B.B. (1991) Numerical model of the saltation cloud. Acta Mechanica (Suppl.), 1,53-66.
109. McEwan, I.K. andWilletts, B.B. (1993)Sand transport by wind: a review of the current conceptual model, in The Dynamics and Environmental Context of Aeolian Sedimentary Systems(ed K. Pye), Special Publication of the Geological Society of London 72, Geological Society, London, pp. 7-16.
110. McEwan, I.K. and Willetts, B.B. (1994) On the prediction of bed-load sand transport rate in air. Sedimentology, 41,1241-1251.
111. McEwan, I.K., Willetts, B.B. and Rice, M.A. (1992) The grain/bed collision in sand transport by wind. Sedimentology, 39,971-981.
112. McKenna-Neuman, C. (2003) Effects of temperature and humidity upon the entrainment of sedimentary particles by wind. Boundary-Layer Meteorology, 108 (1), 61-89.
113. McKenna-Neuman, C. (2004) Effects of temperature and humidity upon the transport of sedimentary particles by wind. Sedimentology, 51 (1), 1-17.
114. McKenna-Neuman, C., Lancaster, N. andNickling,W. G. (2000) The effect of unsteady winds on sediment transport on the stoss slope of a transverse dune, Silver Peak, NV, USA. Sedimentology, 47,211-226.
115. McKenna-Neuman, C. and Langston, G. (2006) Measurement of water content as a control of particle entrainment by wind. Earth Surface Processes and Landforms, 31 (3), 303-317.
116. McKenna-Neuman, C. and Maxwell, C. (2002) Temporal aspects of the abrasion of microphytic crusts under grain impact. Earth Surface Processes and Landforms, 27 (8), 891-908.
117. McKenna-Neuman, C. and Nickling, W.G. (1989) A theoretical and wind tunnel investigation of the effect of capillary water on the entrainment of soil by wind. Canadian Journal of Soil Science, 69,79-96.
118. McKenna-Neuman, C. and Nickling, W.G. (1994) Momentum extraction with saltation: implications for experimental evaluation of wind profile parameters. Boundary-Layer Meteorology, 68,35-50.
119. McKenna-Neuman, C., and Sanderson, S. (2008)Humidity control of particle emissions in aeolian systems. Journal of Geophysical Research F: Earth Surface, 113 (2), article F02S14.
120. Marston, R.A. (1986)Maneuver-caused wind erosion impacts, south-central New Mexico, in Aeolian Geomorphology (ed. W.G. Nickling), Proceedings of the 17th Annual Binghampton Symposium, pp. 273-306.
121. Marticorena, B. and Bergametti, G. (1995) Modeling the atmospheric dust cycle: 1. Design of a soil-derived dust emission scheme. Journal of Geophysical Research, 100 (D8), 16,415-16,430.
122. Mason, J.A., Swinehart, J.B., Goble, R.J. and Loope, D.B. (2004)Late-Holocene dune activity linked to hydrological drought, Nebraska Sand Hills, USA. Holocene, 14 (2), 209-217.
123. Minvielle, F., Marticorena, B., Gillette, D.A. et al. (2003) Relationship between the aerodynamic roughness length and the roughness density in cases of low roughness densit. Journal of Fluid Mechanical Engineering, 3, 249-267.
124. Mitha, S., Tran, M.Q., Werner, B.T. and Haff, P.K. (1986)The grain-bed impact process in eolian saltation. Acta Mechanica, 63 (1-4), 267-278.
125. Musick, H.B. and Gillette, D.A. (1990) Field evaluation of relationships between a vegetation structural parameter and sheltering against wind erosion. Land Degradation and Rehabilitation, 2,87-94.
126. Musick, H. B., Trujillo, S.M. and Truman, C.R. (1996) Windtunnel modelling of the influence of vegetation structure on saltation threshold. Earth Surface Processes and Landforms, 21 (7), 589-605.
127. Nalpanis, P. (1985)Saltating and suspended particles over flat and sloping surfaces. ii. Experiments and numerical simulations, in Proceedings of International Workshop on Physics of Blown Sand, Memoirs 8, Department of Theoretical Statistics, Aarhus University, Denmark.
128. Namikas, S.L. (2003) Field measurement and numerical modelling of aeolian mass flux distributions on a sandy beach. Sedimentology, 50 (2), 303-326.
129. Namikas, S.L., Bauer, B.O. and Sherman, D.J. (2003) Influence of averaging interval on shear velocity estimates for aeolian transport modelli. Geomorphology, 53 (3-4), 235-246.
130. Nickling, W.G. (1983)Grain size characteristics of sediment transported during dust storms. Journal of Sedimentary Petrology, 53,1011-1024.
131. Nickling,W.G. andMcKenna-Neuman, C. (1995) Development of deflation lag surfaces. Sedimentology, 42,403-414.
132. Nickling, W.G. and McKenna-Neuman, C. (1997) Wind tunnel evaluation of a wedge-shaped aeolian sediment trap. Geomorphology, 18 (3-4), 333-345.
133. Nickling, W.G., McTainsh, G.H. and Leys, J.F. (1999) Dust emissions from the Channel Country of western Queensland, Australia. Zeitschrift fur Geomorphologie, Supplementband, 116,1-17.
134. Oke, T.R. (1987)Boundary Layer Climates, Methuen, New York.
135. Okin, G.S. (2008)A new model of wind erosion in the presence of vegetation. Journal of Geophysical Research, (113), DOI: 10.1029/2007JF000758.
136. Owen, P.R. (1964) Saltation of uniform grains in air. Journal of Fluid Mechanics, 20,225-242.
137. Parsons, D.R., Wiggs, G.F.S., Walker, I.J. et al. (2004) Numerical modelling of airflow over an idealised transverse dune. Environmental Modelling and Software, 19,153-162.
138. Pelletier, J.D. (2009) Controls on the height and spacing of eolian ripples and transverse dunes: a numerical modelling investigation. Geomorphology, 105,322-333.
139. Porter, S.C. (2001) Chinese loess record of monsoon climate during the last glacial-interglacial cycle. Earth-Science Reviews, 54,115-128.
140. Pye, K. and Tsoar, H. (1990)Aeolian Sand and Sand Dunes, Unwin Hyman, London.
141. Rajot, J.L., Alfaro, S.C., Gomes, L. and Gaudichet, A. (2003) Soil crusting on sandy soils and its influence on wind erosion. Catena, 53 (1), 1-16.
142. Rasmussen, K.R., Iversen, J.D. and Rautahemio, P. (1996) Saltation and wind-flowinteraction in a variable slope wind tunnel. Geomorphology, 17 (1-3 SPEC. ISS.), 19-28.
143. Rasmussen, K.R. and Mikkelsen, H.E. (1991) Wind tunnel observations of aeolian transport rates. Acta Mechanica(Suppl.), 1,135-144.
144. Rasmussen, K.R. and Sørensen, M. (2008)Vertical variation of particle speed and flux density in aeolian saltation: measurement and modelling. Journal of Geophysical Research F: Earth Surface, 113 (2), article F02S12.
145. Rasmussen, K.R., Sørensen, M. and Willetts, B.B. (1985)Measurement of saltation and wind strength on beaches, in Proceedings of International Workshop on Physics of Blown Sand, Memoirs 8, Department of Theoretical Statistics, Aarhus University, Denmark.
146. Raupach, M. R. (1992) Drag and drag partition on rough surfaces. Boundary Layer Meteorology, 60,375-395.
147. Raupach, M.R., Gillette, D.A. and Leys, J.F. (1993) The effect of roughness elements on wind erosion threshold. Journal of Geophysical Research, 98 (D2), 3023-3029.
148. Rice,M.A. (1991) Grain shape effects on aeolian sediment transport. Acta Mechanica(Suppl.), 1,159-166.
149. Rice, M.A. and McEwan, I.K. (2001) Crust strength: a wind tunnel study of the effect of impact by saltating particles on cohesive soil surfaces. Earth Surface Processes and Landforms, 26 (7), 731-733.
150. Rice, M.A., Mullins, C.E. and McEwan, I.K. (1997) An analysis of soil crust strength in relation to potential abrasion by saltating particles. Earth Surface Processes and Landforms, 22 (9), 869-883.
151. Rice, M.A., Willetts, B.B. and McEwan, I.K. (1996) Observations of collisions of saltating grainswith a granular bed from high-speed cine-film. Sedimentology, 43 (1), 21-31.
152. Sarre, R.D. (1987) Aeolian sand transport. Progress in Physical Geography, 11,157-181.
153. Sarre, R.D. (1988) Evaluation of aeolian sand transport equations using intertidal-zone measurements, Saunton Sands, England. Sedimentology, 35,671-679.
154. Sarre, R.D. (1990) Evaluation of aeolian sand transport equations using intertidal-zone measurements, Saunton Sands, England-reply. Sedimentology, 37,389-392.
155. Schönfeldt, H.-J. and von Löwis, S. (2003) Turbulence-driven saltation in the atmospheric surface layer. Meteorologische Zeitschrift, 12,257-268.
156. Sharp, R.P. (1963) Wind ripples. Journal of Geology, 71,617-636.
157. Sherman, D.J. (1990) Discussion: evaluation of aeolian sand transport equations using intertidal-zone measurements, Saunton Sands, England-discussion. Sedimentology, 37,385-392.
158. Sherman, D. J. (1992) An equilibrium relationship for shear velocity and roughness length in aeolian saltation. Geomorphology, 5,419-431.
159. Sherman, D.J. and Farrell, E.J. (2008)Aerodynamic roughness lengths over movable beds: comparison of wind tunnel and field data. Journal of Geophysical Research F: Earth Surface, 113 (2), article F02S08.
160. Sherman, D.J., Jackson, D.W.T., Namikas, S.L. and Wang, J. (1998) Wind-blown sand on beaches: an evaluation of models. Geomorphology, 22 (2), 113-133.
161. Spies, P.J., McEwan, I. and Butterfield, G.R. (1995) On wind velocity profile measurements taken in wind tunnels with saltating grains. Sedimentology, 42,515-521.
162. Sterk, G., Jacobs, A. F. G. and van Boxel, J. H. (1998) The effect of turbulent flow structures on saltation sand transport in the atmospheric boundary layer. Earth Surface Processes and Landforms, 23,877-887.
163. Stockton, P.H. and Gillette, D.A. (1990) Field measurement of the sheltering effect of vegetation on erodible land surfaces. Land Degradation and Rehabilitation, 2,77-85.
164. Stone, A.E.C. and Thomas, D.S.G. (2008) Linear dune accumulation chronologies from the southwest Kalahari, Namibia: challenges of reconstructing Late Quaternary palaeoenvironments from aeolian landforms. Quaternary Science Reviews, 27 (17-18), 1667-1681.
165. Stout, J. E. (1998) Effect of averaging time on the apparent threshold for aeolian transport. Journal of Arid Environments, 39,395-401.
166. Stout, J. E. (2004) A method for establishing the critical threshold for aeolian transport in the field. Earth Surface Processes and Landforms, 29,1195-1207.
167. Stout, J.E. and Zobeck, T.M. (1996) The Wolfforth field experiment: a wind erosion study. Soil Science, 161 (9), 616-632.
168. Stout, J. E. and Zobeck, T. M. (1997) Intermittent saltation. Sedimentology, 44,959-970.
169. Stull, R.B. (1988)An Introduction to Boundary Layer Meteorology, Kluwer, Dordrecht.
170. Swap, R., Garstang, M., Greco, S. et al. (1992)Saharan dust in the Amazon Basin. Tellus, Series B, 44 B (2), 133-149.
171. Telfer, M.W. and Thomas, D.S.G. (2006) Complex Holocene lunette dune development, South Africa: implications for paleoclimate and models of pan development in arid regions. Geology, 34 (10), 853-856.
172. Thom, A.S. (1971) Momentum absorption by vegetation. Quarterly Journal of the Royal Meteorological Society, 97,414-428.
173. Thomas, D.S.G., Knight,M. andWiggs, G.F.S. (2005) Remobilization of southern African desert dune systems by twenty first century global warming. Nature, 435,1218-1221.
174. Thomas, D.S.G., O'Connor, P.W., Bateman, M.D. et al. (2000) Dune activity as a record of late Quaternary aridity in the Northern Kalahari: new evidence from northern Namibia interpreted in the context of regional arid and humid chronologies. Palaeogeography, Palaeoclimatology, Palaeoecology, 156 (3-4), 243-259.
175. Tsoar, H., Blumberg, D.G. and Stoler, Y. (2004) Elongation and migration of sand dunes. Geomorphology, 57,293-302.
176. Tsoar, H. and Pye, K. (1987) Dust transport and the question of desert loess formation. Sedimentology, 34,139-154.
177. Tsoar, H.,White, B. and Berman, E. (1996) The effect of slopes on sand transport-numerical modelling. Landscape and Urban Planning, 34 (3-4), 171-181.
178. Ungar, J.E. and Haff, P.K. (1987) Steady state saltation in air. Sedimentology, 34,289-299.
179. van Boxel, J.H., Sterk, G. and Arens, S.M. (2004) Sonic anemometers in aeolian sediment transport research. Geomorphology, 59 (1-4), 131-147.
180. van Pelt, R.S., Peters, P. and Visser, S. (2009) Laboratory wind tunnel testing of three commonly used saltation impact sensors. Aeolian Research, 1 (1-2), 55-62.
181. Venditti, J.G. and Bauer, B.O. (2005) Turbulent flow over a dune: Green River, Colorado. Earth Surface Processes and Landforms, 30,289-304.
182. Walker, I.J. (2005) Physical and logistical considerations of using ultrasonic anemometry in aeolian sediment transport research. Geomorphology, 68,57-76.
183. Walker, I.J. and Nickling, W.G. (2002) Dynamics of secondary airflow and sediment transport over and in the lee of transverse dunes. Progress in Physical Geography, 26,47-75.
184. Walker, I.J. and Nickling,W.G. (2003) Simulation and measurement of surface shear stress over isolated and closely spaced transverse dunes in a wind tunnel. Earth Surface Processes and Landforms, 28 (10), 1111-1124.
185. Wang, H.T., Zhou, Y.H., Dong, Z.B. and Ayrault, M. (2008) Vertical dispersion of dust particles in a turbulent boundary layer. Earth Surface Processes and Landforms, 33 (8), 1210-1221.
186. Wang, X.,Yang,Y.,Dong, Z. and Zhang, C. (2009) Responses of dune activity and desertification in China to global warming in the twenty-first century. Global and Planetary Change, 67 (3-4), 167-185.
187. Wasson, R.J. and Nanninga, P.M. (1986) Estimating wind transport of sand on vegetated surfaces. Earth Surface Processes and Landforms, 11,505-514.
188. Weaver, C.M. (2008)Turbulent flow and sand dune dynamics: identifying controls on aeolian sediment transport, Unpublished DPhil Thesis, University of Oxford, 228 pp.
189. Weaver, C.M. and Wiggs, G.F.S. (2010)Field measurements of mean and turbulent airflow over a barchan sand dune. Geomorphology (in press).
190. Webb, N.P., McGowan, H.A., Phinn, S.R. et al. (2009) A model to predict land susceptibility to wind erosion in western Queensland, Australia. Environmental Modelling and Software, 24 (2), 214-227.
191. Werner, B.T. (1990) A steady-state model of wind-blown sand transport. The Journal of Geology, 98 (1), 1-17.
192. Werner, B.T. and Gillespie, D.T. (1993) Fundamentally discrete stochastic model for wind ripple dynamics. Physical Review Letters, 71,3230-3233.
193. Werner, B.T. and Haff, P.K. (1988) The impact process in eolian saltation: two dimensional simulations. Sedimentology, 35,189-196.
194. White, B.R. (1982) Two-phase measurements of saltating turbulent boundary layer flow. International Journal of Multiphase Flow, 9,459-473.
195. White, B.R. and Schultz, J.C. (1977) Magnus effect in saltation. Journal of Fluid Mechanics, 81,497-512.
196. White, B.R. and Tsoar, H. (1998) Slope effect on saltation over a climbing sand dune. Geomorphology, 22 (2), 159-180.
197. Whitehouse, R.J.S. and Hardisty, J. (1988) Experimental assessment of two theories for the effect of bedslope on the threshold of bedload transport. Marine Geology, 79,135-139.
198. Wiggs, G.F.S. (1992)Sand dune dynamics: field experimentation, mathematical modelling and wind tunnel testing, Unpublished PhD Thesis, University of London.
199. Wiggs, G.F.S., Atherton, R.A. and Baird, A.J. (2004) Thresholds of aeolian sand transport: establishing suitable values. Sedimentology, 51 (1), 95-108.
200. Wiggs, G.F.S., Baird, A.J. and Atherton, R.A. (2004) The dynamic effects of moisture on the entrainment and transport of sand by wind. Geomorphology, 59 (1-4), 13-30.
201. Wiggs, G.F.S. and Holmes, P.J. (2010)Dynamic controls on wind erosion and dust generation on west-central Free State agricultural land, South Africa. Earth Surface Processes and Landforms (in press).
202. Wiggs, G.F.S., Livingstone, I andWarren, A. (1996) The role of streamline curvature in sand dune dynamics: evidence from field and wind tunnel measurements. Geomorphology, 17,29-46.
203. Wiggs, G.F.S., Livingstone, I., Thomas, D.S.G. and Bullard, J.E. (1994) The effect of vegetation removal on airflow structure and dune mobility in the southwest Kalahari. Land Degradation and Rehabilitation, 5,13-24.
204. Wiggs, G.F.S., Thomas, D.S.G., Bullard, J.E. and Livingstone, I. (1995) Dune mobility and vegetation cover in the southwest Kalahari Desert. Earth Surface Processes and Landforms, 20,(6), 515-529.
205. Wiggs,G.F.S., Livingstone, I., Thomas, D.S.G. and Bullard, J. E. (1996) Airflow and roughness characteristics over partiallyvegetated linear dunes in the southwest Kalahari Desert. Earth Surface Processes and Landforms, 21,19-34.
206. Wilkinson, R.H. (1983/1984) A method for evaluating statistical errors associated with logarithmic velocity profiles. Geo-Marine Letters, 3, 49-52.
207. Willetts, B.B. (1983) Transport by wind of granular materials of different grain shapes and densities. Sedimentology, 30,669-679.
208. Willetts, B.B. and Rice, M.A. (1985a) Inter-saltation collisions, in Proceedings of the International Workshop on the Physics of Blown Sand, 1, Department of Theoretical Statistics, Aarhus University (Denmark), Memoirs 8, pp. 83-100.
209. Willetts, B.B. and Rice,M.A. (1985b)Wind tunnel tracer experiments using dyed sand, in Proceedings of the International Workshop on the Physics of Blown Sand, 1, Department of Theoretical Statistics, Aarhus University (Denmark), Memoirs 8, pp. 225-242.
210. Willetts,B.B. and Rice,M.A. (1986a)Collisions in aeolian saltation. Acta Mechanica, 63, 255-265.
211. Willetts, B.B. and Rice, M.A. (1986b) Collisions in aeolian transport: the saltation/creep link, in Aeolian Geomorphology, Proceedings of the 17th Annual Binghampton Symposium(ed. W.G. Nickling), September 1986, pp. 1-18.
212. Willetts, B.B. and Rice,M.A. (1989) Collisions of quartz grains with a sand bed: the influence of incidence angle. Earth Surface Processes and Landforms, 14,719-730.
213. Williams, J.J., Butterfield, G.R. and Clark, D. (1990) Aerodynamic entrainment thresholds and dislodgement rates on impervious and permeable beds. Earth Surface Processes and Landforms, 15,255-264.
214. Williams, J.J., Butterfield, G.R. and Clark, D.G. (1994) Aerodynamic entrainment thresholds: effects of boundary layer flow conditions. Sedimentology, 41,309-328.
215. Wolfe, S.A. and Nickling, W.G. (1993) The protective role of sparse vegetation in wind erosion. Progress in Physical Geography, 17 (1), 50-68.
216. Worster, D. (1979)Dust Bowl, Oxford University Press, Oxford.
217. Wu, H. and Stathopoulos, T. (1994) Further experiments on Irwin's surface wind sensor. Journal of Wind Engineering and Industrial Aerodynamics, 53,441-452.
218. Yizhaq, H., Balmorth, N.J. and Provenzale, A. (2004) Blown by wind: nonlinear dynamics of aeolian sand ripples. Physica D: Nonlinear Phenomena, 195 (3-4), 207-228.
219. Yizhaq, H., Isenberg, O., Wenkart, R. et al. (2008) Morphology and dynamics of aeolian mega-ripples in Nahal Kasuy, southern Israel. Israel Journal of Earth Sciences, 57 (3-4), 149-165.
220. Zender, CS., Bian, H. and Newman, D. (2003)Mineral dust entrainment and deposition (DEAD) model: description and 1990s dust climatology. Journal of Geophysical Research D: Atmospheres, 108 (14), AAC 8-1-AAC 8-19.
221. Zingg, A.W. (1953) Wind tunnel studies of movement of sedimentary material. Proceedings of 5th Hydraulic Conference Bulletin, 34,111-134.
222. Zobeck, T.M. (1991) Abrasion of crusted soils: influence of abrader flux and soil properties. Soil Science Society of America Journal, 55 (4), 1091-1097.
223. Zobeck, T.M., Sterk, G., Funk, R. et al. (2003) Measurement and data analysis methods for field-scalewind erosion studies and model validatio. Earth Surface Processes and Landforms, 28, 1163-1188.