Arid Zone Ecology Forum

A Non-Profit Organisation focused on research in the arid zone of southern Africa

AZEF 2011 Presentations

**Please contact the AZEF sectretariat for a copy of the presentation or poster**  

SESSION 1 - ECOLOGY

  • Tim O’Connor: Sink or swim in the sea of interaction complexity: parsimony of a 'system' approach for arid environments
  • Simon Todd: Throwing caution to the wind. The likely ecological impacts of renewable energy facilities in South Africa

SESSION 2 - POLLINATION 

  • Alan Ellis: Pollinator mediated floral divergence in the absence of pollinator shifts

  • Hilke Hollens & Dr. Michael Kuhlmann: Pollination efficiency of oil-collecting Rediviva bees and their Diascia host plants
  • Marinus de Jager: Enticement and evasion: Pollinator learning within a sexually deceptive pollination system

SESSION 3 – ECOSYSTEM SERVICES 

  • Bob Scholes: 'Measuring the benefits of diverse ecosystems' 
  • Ute Schmiedel, Rasmus Revermann, Manfred Finckh, Norbert Jürgens: The Future Okavango - investigating the interactions between land use, climate and the ecosystem functions & services along the Kavango River 
  • Louw, S. vdM: Restoring ecological integrity in depauperate agricultural soils: what are the underlying issues?
  • OO Ogidan: Valuing the natural resources and its derived ecosystem services in the Leliefontein Communal Area of Namaqualand, South Africa

SESSION 4 - PROBLEM ANIMALS 

  • Justin O’Riain: Mole-rats, meerkats and baboons: mammalian adaptations to life in an arid environment
  • Quinton Martins, Dreyer BJ: Camera trapping the Kamiesberg Mountains – a tool highlighting trophic imbalances in different land-management systems 
  • Beatrice Conradie: Farmer Predator interactions in Ceres during the early 1980s 

 SESSION 5 - GLOBAL CHANGE BIOLOGY & MONITORING 

  • Michel Verstraete: A GDOS to promote the sustainable development of drylands worldwide
  • Hoffman MT: Vegetation change in Namaqualand over the last 100 
  • S. Jack, M.T. Hoffman & R.F. Rohde: A. dichotoma, the false prophet? 
  • Dieter Oschadleus: Range changes and colony sizes of weavers in arid areas 

POSTER SESSION 1 - MONITORING

  • Elna van den Berg: Detection, quantification and monitoring Prosopis spp. in the Northern Cape Province of South Africa using Remote Sensing and GIS
  • Claire Davis: Recent trends in land cover change across the arid and semi-arid winter rainfall region of southern Africa
  • Yolandi Els: South African Environmental Observation Network: Arid Lands Node
  • Donna Kotze & Eugene Marinus: Euryops virgatus – some first results of germination trials and the start of a long term monitoring process
  • Estholene Moses et al: The Nieuwoudtville Most Wanted 10 - a process for monitoring biodiversity and community action

 SESSION 6 - RESTORATION ECOLOGY 

  • Peter J Carrick: New ecological understanding from restoration: unifying concepts in disturbance, succession, degradation and the thresholds between them
  • Van der Vyver ML: Biodiversity and restoration of Spekboom thicket
  • Noel Oettle, Nick Helme, Simon Todd, Eugene Marinus, Rhoda Malgas: Restoring the land: rehabilitating an ancient Bokkeveld  landscape

 SESSION 7 - CONSERVATION BIOLOGY 

  • Christy Bragg: Run Riverine Rabbit, run – interactions between rabbits, fur, bossies and boer
  • Mandy Schumann & Bruce Paxton: Clanwilliam Sandfish Biodiversity Species Management Plan
  • Mandy Schumann: Farming and Wetland Conservation in an Arid Zone
  • Mirielle Lewarne: Plans to protect agricultural land in the West Coast District
  • Sarah-Leigh Hutchinson: iSpot- your place to share nature

SESSION 8 - BOTANICAL STUDIES 

  • Conrad Geldenhuys: Aloe dichotoma population monitoring in the Northern Cape Province
  • Stephen Cousins & Ed Witkowski: Ecology of African Aloes: a review
  • Priscilla Burgoyne: Hitchhikers guide to Succulent Karoo mesemb endemics
  • Shaun Cozett: Emerging invasive cacti

SESSION 9 - RESEARCH AGENDAS 

  • Sarah Frazee: South Africa’s Pursuit of a Green Economy:  Policy, Practice, and Measuring Progress in SA’s Arid Zone
  • Shahieda Davids: Charting a way forward for the Succulent Karoo Biome Research Strategy
  • Abe Koopman: SKEP and M&E FRAMEWORK

SESSION 10 - CLIMATE CHANGE ADAPTATION 

  •  Wijnand Swart: Food security in water scarce regions:  Agro-ecological perspectives”
  • Archer van Garderen, Emma. R.M: Supporting adaptation and sequestration in drylands - what can we learn from new approaches to household aid in arid northern Kenya?
  • Bettina Koelle: Monitoring and evaluating successful adaptation to climate variability and change in the drylands
  • Shannon Parring: Engaging the youth in climate change adaptation

POSTER SESSION 2 - LANDUSE IMPACTS 

  •  Mogodi, P.P. and Malan P.W: Acacia mellifera – A real threat in communally managed areas in the North West Province, South Africa. A case study
  • Conrad Geldenhuys: Piosphere formation around watering points in Succulent Karoo vegetation with different land use management histories
  • A Mali, CF Cupido and  MI Samuels: Interactions between animal numbers and rainfall in three semi-arid agro-pastoral communities: historical relationships and future trends
  • L Mamfenguza, MI Samuel and CF Cupido: Dryland cropping in a semi-arid agro-pastoral landscape: its value and its future

SESSION 11 - REHABILITATION

  • Petra de Abreu: Rehabilitating ecosystem services in the succulent karoo lowlands of the Little Karoo
  • Taimi Kapalanga: Assessment of water infiltration and retention capacity of stockpiled topsoil from a desert uranium mine
  • Marco Pauw: Rehabilitation success on a coastal mineral sands mine in Namaqualand

SESSION 12 - SOCIAL ECOLOGY 

  • Maitland Seaman: Some thoughts on the training of environmental managers for water-scarce areas
  • Rhoda Malgas & Koos Koopman: Staying on PAR: Participatory Action Research as a means to advance sustainable management of wild rooibos in the arid Suid Bokkeveld
  • Samuels, MI; Cupido, CF and Swarts, MBV: Integrated land use management on the commons of Namaqualand: the process and the plan
  • Liesl Eichenberger: What is your business?
  • Daan Toerien: Evidence of island effects in enterprise ecosystems of the Eastern Cape Karoo

POSTER SESSION 3 - ECOSYSTEM FUNCTION

  • Gabrielle Mari Solomon/Clement Cupido: Soil properties and seed viability in soils of abandoned croplands dominated by unpalatable pioneer plants in the Kamiesberg Midlands and Uplands
  • Marco Pauw: Testing the Landscape Function Analysis method on a coastal mineral sands mine in Namaqualand
  • Johanna Lot: The use of plants by households in Paulshoek village, Namaqualand
  • Annelise le Roux: Conservation status of the plants in the Knersvlakte, an endemic hotspot in the Succulent Karoo
  • Stefmari Gericke, Shayne Jacobs, Noel Oettle: The interactive effects of the keystone species, Olea europaea subsp. africana, fire and a native weed species in the Bokkeveld Sandstone Fynbos at Avontuur, Northern Cape, South Africa