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Environmental Sciences Experts

Graham alexander

Professor
School of Animal, Plant and Enviromental Sciences
University of the Witwatersrand
South Africa

Biography

"Graham Alexander is currently working as professor of School of Animal, Plant and Environmental Sciences at University of Witwatersrand. His ideas favor the importance of biotic interactions such as competition and co-evolved interactions within ecological communities; Linking ideas in ecophysiology and biogeography, resulting in exposure of inadequacies in the current conceptual frameworks. Research programme are aimed at using reptiles as model organisms for understanding processes that limit species to particular places and performances. Actively working towards establishing more acceptable research protocols to make the experimentation more powerful in its predictions. As models, he is also targeting species that either have obvious conservation needs, or are vulnerable from a biogeographic perspective. Researching to improve understanding of animal-environment interaction, also to generate clear and applicable management proposals for the conservation of species and ecosystems in South Africa. "

Research Interest

He is expertise in fields such as Landscape and Disturbance Ecology, Phytoremediation, Rehabilitation and Restoration, Ecological modelling and Remote Sensing Zoology and Ecophysiology Herpetology

Publications

  • Alexander GJ, Horne D and Hanrahan SA (2002) An evaluation of the effects of deltamethrin on two non-target lizard species in the Karoo, South Africa. Journal of Arid Environments. 50(1):121-133.

  • Lailvaux SP, Alexander GJ and Whiting MJ (2003) Wariness or Weariness? Sex-based differences in sprint performance and escape behaviour in the lizard Platysaurus intermedius wilhelmi. Physiological and Biochemical Zoology 76: 511-521.

  • McConnachie S and Alexander G (2004) The effects of temperature on digestive and assimilation efficiency, gut passage time and appetite in an extreme ambush foraging lizard, Cordylus melanotus melanotus. Journal of Comparative Physiology B 174: 99-105.

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