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Dr David Le Maitre

 

I originally obtained a BSc degree in Forestry and Nature Conservation at Stellenbosch in 1979 before going on to spend 11 years working as a fire ecologist on fynbos ecology and plant population biology. During this time I got my MSc and PhD at Cape Town. Then I moved to the CSIR in Stellenbosch where I have worked mainly on the ecology of invasive alien plants, their hydrological and ecological impacts, and their management. Thus I have spent time on lighting fires and on water, which puts out fires. Much of my work has been in support of the Working for Water programme and included a study of the hydrological impacts of invasions which was pivotal in getting this programme launched. I have a strong interest in hydrological ecosystem services, particularly how catchments capture, store and release water  and how this is alter by the way the land is changed by human activities, particularly land management. We have really neglected, and often actively and severely damaged, our riverine and wetland ecosystems which has altered and degraded the ecosystem services they generate, particularly their ability to absorb rainfall and to process and assimilate nutrients and chemical from agriculture and other sources. I want to use my research to make a case for river and wetland restoration so that these ecosystems can continue to provide us with sustained supplies of good quality water and the many other benefits they provide, particularly the intangible but very real psychological benefits.

 

When I am not working I enjoy reading good books (mainly non-fiction), watching interesting movies and listening to good music, and going for walks in the mountains or on the beach.  I also enjoy being with my grandchildren who remind me of the importance of family and of having fun.

CURRENT PROJECTS

 

  • Natural Resource Management Programmes, Department of Environment Affairs: support through research

  i.Developing Management Unit Control Plans

 ii.SMART goals

iii.Research strategy for NRM programmes

iv.Guidelines for Species Management Programmes

v.Understanding effectiveness - success and failure

 

  • FynbosFire project, Working on Fire

i.Climate change and fire hazard

ii.Fire behaviour modelling

iii.Fire hazard Assessment

 

  • Water Research Commission:

i.Groundwater use by Prosopis invasions

ii.Building resilient landscapes by linking social networks and social capital to ecological infrastructure

 

  • CSIR funded:

i.Mainstream water quality considerations into catchment management and decision making processes (Gouwater)

ii.Using River Phosphorus Sensitivity Indices for best management practises and ecological engineering to improve the self-purification capacity of the Berg River 

 

CURRENT NETWORKS

  • Centre for Invasion Biology, US

  • Research Advisory Panel, Natural Resource Management

  • Aliens-L , global network of invasion biologists

  • Working Group on invasive grass species

  • Berg River Maintenance and Management Plan steering committee

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RESEARCH TOPICS

  • Ecosystem service modelling and mapping

  • Degradation and restoration

  • Knowledge co-production/exchange

  • Policy and practice

  • Water security

 

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