Wind energy variations in the Southwestern Kalahari desert and implications for linear dunefield activity

Earth Surface Processes and Landforms

Volumn 21, Issue 3, 1996, Pages 263-278

  Bluard, J E ^a,c   Thomas, D S G ^a   Livingstone, I ^b   Wiggs, G F S ^a  

^a UNIVERSITY OF SHEFFIELD   (United Kingdom)

^b UNIVERSITY OF NORTHAMPTON   (United Kingdom)

^c KEELE UNIVERSITY   (United Kingdom)

Author keywords

Climatic variability; Kalahari; Linear sand dunes; Potential sand drift directions; Potential sand transport

Indexed keywords

DUNE DEVELOPMENT; DUNEFIELD; LINEAR DUNE; SAND TRANSPORT; WIND ENERGY;

AFRICA, KALAHARI DESERT;

DESERTS; DUNES; ENERGY VARIATIONS; KALAHARI; LINEAR ACTIVITY; WIND;

EID: 0029656412     PISSN: 01979337     EISSN: None     Source Type: Journal    
DOI: 10.1002/(SICI)1096-9837(199603)21:3<263::AID-ESP627>3.0.CO;2-I     Document Type: Article

References (35)

1. Ash, J. E. and Wasson, R. J. 1983. 'Vegetation and sand mobility in the Australian desert dunefield', Zeitschrift fur Geomorphologie, 45, 7-25.
2. Breed, C. S. and Grow, T. 1979. 'Morphology and distribution of dunes in sand seas observed by remote sensing', in McKee, E. D. (Ed.), A Study of Global Sand Seas, US Geological Survey Professional Paper 1052, 253-303.
3. Breed, C. S., Fryberger, S. G., Andrews, S., McCauley, C., Lennartz, F., Gebel, D. and Horstman, K. 1979. 'Regional studies of sand seas using Landsat (ERTS) imagery', in McKee, E. D. (Ed.), A Study of Global Sand Seas, US Geological Survey Professional Paper 1052, 305-397.
4. Bullard, J. E. 1994. The analysis of the morphological variation of linear sand dunes and their relationship with environmental parameters in the southwestern Kalahari, Unpublished PhD thesis, University of Sheffield.
5. Bullard, J. E., Thomas, D. S.G., Livingstone, I. and Wiggs, G. F. S. 1995.' Analysis of linear sand dune morphological variability, southwestern Kalahari desert', Geomorphology, 11, 189-203.
6. Cooke, R. U., Warren, A. and Goudie, A. S. 1993. Desert Geomorphology, UCL Press, London.
7. Fryberger, S. G. 1979. 'Dune forms and wind regime', in McKee, E. D. (Ed.), A Study of Global Sand Seas, US Geological Survey Professional Paper 1052, 137-169.
8. Fryberger, S. G. and Goudie, A. S. 1981. "Arid geomorphology', Progress in Physical Geography, 5, 420-428.
9. Goudie, A. S. and Thomas, D. S. G. 1985, 'Pans in southern Africa with particular reference to South Africa and Zimbabwe', Zeitschrift fur Geomorphologie, 29, 1-19.
10. Hulme, M., 1992. 'Rainfall changes in Africa: 1931-60 to 1961-90, International Journal of Climatology, 12, 685-699.
11. Kalma, J. D., Speight, J. G. and Wasson, R. J. 1988. 'Potential wind erosion in Australia; a continental perspective', Journal of Climatology, 8, 411-428.
12. Lancaster, N. 1981, 'Palaoenvironmental implications of fixed dune systems in southern Africa', Palaeogeography, Palaeoclimatology, Palaeoecology, 33, 327-346.
13. Lancaster, N. 1985. 'Variations in wind velocity and sand transport on the windward flanks of desert sand dunes', Sedimentology, 32, 581-593.
14. Lancaster, N. 1988. 'Development of linear dunes in the southwestern Kalahari', Journal of Arid Environments, 14, 233-244.
15. Lancaster, N. 1989. The Namib Sand Sea: Dune Forms, Processes and Sediments, Balkema, Rotterdam.
16. Lancaster, N., Greeley, R. and Christensen, P. R. 1987. 'Dunes of the Gran Desierto sand sea, Sonora. Mexico', Earth Surface Processes and Landforms, 12, 277-288.
17. Le Roux, J. S. 1990. 'Linear dune trends and wind directions in the northern Cape Province, South Africa', South African Geographer, 17, 35-42.
18. Lettau and Lettau, 1978. 'Experimental and micrometeorological studies of dune migration', in Lettau, K. (Ed.), Exploring the World's Driest Climate, University of Wiscionsin, Madison, 110-147.
19. Livingstone, I. 1986. 'Geomorphological significance of wind flow patterns over a Namib linear dune', in Nickling, W. G. (Ed.), Aeolian Geomorphology, Allen and Unwin, Boston, 97-112.
20. Livingstone, I. and Thomas, D. S. G. 1993. 'Modes of linear dune activity and their palaeoenvironmental significance: an evaluation with reference to southern African example', in Pye, K. (Ed.), The Dynamics and Environmental Context of Aeolian Sedimentary Systems, Geological Society Special Publication 72, 91-101.
21. Thomas, D. S. G. 1984. 'Ancient ergs of the former arid zones of Zimbabwe, Zambia and Angola', Transactions, Institute of British Geographers, NS9, 75-88.
22. Thomas, D. S. G. 1989. 'Aeolian sand deposits', in Thomas, D. S. G. (Ed.), Arid Zone Geomorphology, Belhaven Press, London, 232-261.
23. Thomas, D. S. G. 1992. 'Desert dune activity: concepts and significance', Journal of Arid Environments, 22, 31-38.
24. Thomas, D. S. G. and Middleton, N. J. 1994. Desertification: Exploding the Myth., John Wiley and Sons, Chichester.
25. Thomas, D. S. G. and Shaw, P. A. 1991. The Kalahari Environment, Cambridge University Press, Cambridge.
26. Tseo, G. 1993. Two types of longitudinal dune fields and possible mechanics for their development', Earth Surface Processes and Landforms, 18, 627-643.
27. Tsoar, H. 1978. The Dynamics of Longitudinal Dunes, Final Technical Report DA-ERO 76-G-072, European Research Office, US Army, London.
28. Tsoar, H. 1965. 'Profiles analysis of sand dunes and their steady stale signification', Geografiska Annaler, 67A, 47-59.
29. Tsoar, H. 1989. 'Linear dunes - forms and formations', Progress in Physical Geography, 13, 507-528.
30. Tsoar, H. and Møller, J-T. 1986. The role of vegetation in the formation of linear sand dunes', in Nickling, W. G. (Ed.), Aeolian Geomorphology, Allen and Unwin, Boston, 75-97.
31. Wal A. and McManus, J. 1993. 'Wind regime and sand transport on a coastal beach-dune complex, Tentsmuir, eastern Scotland', in Pye, K. (Ed.), The Dynamics and Environmental Context of Aeolian Sedimentary Systems, Geological Society, London, 159-172.
32. Wiggs, G. F. S. 1992. Sand dune dynamics :field experimentation, mathematical modelling and wind testing, Unpublished PhD Thesis, University of London.
33. Wiggs, G. F. S., Livingstone, I., Thomas, D. S. G. and Bullard, J. E. 1994. 'The effect of vegetation removal on airflow patterns and dune dynamics in the southwest Kalahari Desert, Land Degradation and Rehabilitation, 5, 13-24.
34. Wiggs, G. F. S., Livingstone, I., Thomas, D. S. G. and Bullard, J. E. 1996, 'Airflow and roughness characteristics over partially-vegetated linear dunes in the southwest Kalahari Desert', Earth Surface Processes and Landforms, 21, 19-34.
35. Wiggs, G. F. S., Thomas, D. S. G., Livingstone, I. and Bullard, J. E. 1995. 'Dune mobility and vegetation cover in the southwest Kalahari Desert', Earth Surface Processes and Landforms, 20, 515-529.