HELPING FAMILIES AFFECTED BY HIV AND AIDS IN TSABONG, BOTSWANA

 

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CURRENT PROJECTS

 

Click here for more details on The Leverhulme Trust funded work in the Kalahari

 

Click here for more details on bacterial respiration environmental chamber used for estimating soil C fluxes

 

Click here for more details on the Moors for the Future funded work on heavy metals and microbial diversity in UK uplands

 

PUBLICATIONS

Heritage, G.L., and Thomas, A.D., 2006. Institutional bias and the degree class system. Journal of Geograghy in Higher Education. In press.

Thomas, A.D. and Dougill, A.J., 2006. Spatial and temporal distribution of cyanobacterial soil crusts in the Kalahari: implications for soil surface properties. Geomorphology, doi:10.1016/j.geomorph.2006.03.029.

Heritage, G.L. and Thomas, A.D., 2006. The importance of effective facilitation in student centred learning: an example from physical geography.PLANET, 16, 36-40.

Shotbolt, L. and Thomas, A.D., 2006. Heavy metal pollution in upland catchments in the UK. Geography Review 19(5), 32-36.

Shotbolt, L., Hutchinson S.M., and Thomas, A.D., 2006. Sediment stratigraphy in small reservoirs in the Southern Pennine uplands, UK and their use for reconstructing catchment and atmospheric heavy metal fluxes. Journal of Paleolimnology, 35, 305-322.

Thomas, A. D. and Dougill, A. J., 2006, Distribution and characteristics of cyanobacterial soil crusts in the Molopo Basin, southern Africa. Journal of Arid Environments, 64, 270-283.

Berkeley, A., Thomas, A.D. and Dougill, A.J., 2005, Cyanobacterial soil crusts and woody shrub canopies in Kalahari rangelands. African Journal of Ecology, 43, 137-145.

Shotbolt, L., Thomas A.D. and Hutchinson, S.M., 2005, The use of reservoir sediments as environmental archives of catchment inputs and atmospheric pollution. Progress in Physical Geography, 29(3), 337-361.

Dougill, A.J., and Thomas, A.D., 2004, Kalahari Sand Soils: Spatial Heterogeneity and Land Degradation. Land Degradation and Development, 15, 233-242

Thomas, A.D. and Dougill, A.J., 2004, Desertification, Soil Erosion and Farming in Southern Africa. Geography Review. 17(2), 24-27

Walsh, R P D., Blake, W H., Bidin, K., Sayer, A M. and Thomas, A. D., 2004. Prospects for a sediment fingerprinting approach to unravelling changing upstream sediment sources in the rotationally selectively logged Segama catchment, Sabah. In R. C. Sidle, M. Tani, A.R.Nik & T.A.Taddese (eds) Forests and Water in Warm, Humid Asia. Proceedings of the IUFRO Forest Hydrology Workshop, 10-12 July 2004, Kota Kinabalu, Malaysia, Disaster Prevention Research Institute, Uji, Japan, 2004, 223-226.

Doerr, S.H. & Thomas, A.D., 2003, Soil moisture: a controlling factor in water repellency. In: Ritsema C.J. & Dekker L.W. (Eds) Soil Water Repellency: Occurrence, Consequences and Amelioration. Elsevier Science.

Dougill, A.J. and Thomas, A.D.,2002, Nebkha dunes in the Molopo Basin, South Africa and Botswana : formation processes and validity as indicators of soil degradation. Journal of Arid Environments, 50, 413-428

Thomas, A.D., Dougill, A. J., Berry, K., and Byrne, J.A., 2002, Soil crusts in the Molopo Basin, southern Africa. North West Geography 2(1), 10-19.

Dougill, A.J. and Thomas, A.D., 2001, Nebkha dunes as indicators of soil degradation in the Molopo Basin, South Africa and Botswana. In, Conacher, A., ed., Land Degradation. p.39-54. Kluwer. Dordrecht.

Shotbolt, L., Hutchinson, S.M., and Thomas, A.D., 2001, Heavy metal deposition onto the southern Pennines UK: obtaining an historical record from reservoir sediment. Journal of Hydrological Sciences, 46(5), 701-714.

Thomas, A.D. and Dougill, A.J., 2001, Processes of Nebkha Dune Formation and Wind-blown Nutrient Deposition in the Molopo Basin Southern Africa. In, Ascough, J.C. and Flanagan D.C. eds., Soil Erosion Research for the 21st Century. American Society of Agriculutural Engineers, pp. 490-493.

Chappell, A. and Thomas, A.D.,2001, Reconstructing the recent wind erosion history of a field in East Anglia In, Ascough, J.C. and Flanagan D.C. eds., Soil Erosion Research for the 21st Century. American Society of Agriculutural Engineers,pp. 486-489.

Thomas, A.D. 2001. Major contributor to The Encyclopaedic Dictionary of Environmental Change. Matthews, J.A.(Ed). Arnold.

Chappell, A., Heritage, G.L. and Thomas, A.D., 2001, A field-based approach to integrating catchment and river channel processes. North West Geography, 1, 2-21.

Thomas, A.D. , Walsh, R.P.D. and Shakesby, R.A., 2000, Post-fire forest management and nutrient loses in eucalyptus and pine plantations, northern Portugal. Land Degradation and Development, 11(3), 257-271.

Thomas, A.D., Walsh, R.P.D. and Shakesby, R.A., 2000, Solutes in overland flow following fire in eucalyptus and pine forests, northern Portugal. Hydrological Processes, 14(5), 971-985.

Doerr, S.H. and Thomas, A.D., 2000, The role of soil moisture in controlling water repellency: new evidence from forest soils in Portugal. Journal of Hydrology, 231, 134-147.

Shotbolt, L., Thomas, A.D., Dougill, A.J., and Hutchinson, S.M., 2000, Reconstructing the history of heavy metal pollution in the southern Pennines from the sedimentary record of reservoirs: methods and preliminary results. North West Geographer, 3, 3-20.

Thomas, A.D., Walsh, R.P.D. and Shakesby, R.A., 1999, Nutrient losses in eroded sediment after fire in eucalyptus and pine forests and their significance for soil quality. Catena, 36, 283-302.

Walsh, R.P.D.; Boakes, D.; Coelho, C. de O.A.; Ferreira, A.J.D.; Shakesby, R.A. and Thomas, A.D., 1995, Post-fire land use and management and runoff responses to rainstorms in Northern Portugal. In, McGregor, D. and Thompson, D. (eds) Geomorphology and Land Management in a Changing Environment. BGRG Symposium Series, p283-308. Wiley. Chichester.