Nansen-Tutu Centre’s 15-year Anniversary Symposium Programme

Wednesday, 19 November 2025

Time Session
08:00 – 09:00Registration and Coffee
09:00 – 09:10 Welcome and Introduction (Babatunde Abiodun, Co-Director of NTC)
09:10 – 09:20 Welcome Address by Prof Zarina Patel , Deputy Dean (Research), Science Faculty, University of Cape Town
09:20 – 09:30 A brief look back at the start of the NTC by Prof. Johnny Johannessen (NERSC, Norway), Co-Chair of the NTC Advisory Board
09:30 – 09:50 Keynote Presentation on Ocean Processes and Dynamics ( Dr Michael Hart-Davis , DGFI-TUM)
09:50 – 10:05The Influence of Seabed Morphology on the Flow-structure and Eddy Variability in the Agulhas Current System – A Modelling Perspective (Issufo Halo)
10:05 – 10:20Eddy Variability in the Southeast Atlantic Ocean: A Comparative Study of the Northern and Southern Benguela Eddy Fields (Thabiso Nokuthula Nkadimeng)
10:20 – 10:35The Potential of Wide-Swath Altimetry to Resolving Sub-mesoscale Eddies in the Agulhas and Benguela systems (Antonio Bonaduce)
10:35 – 10:50Impacts of Consecutive Benguela Niño Events on the Angola Upwelling (Folly Serge Tomety)
10:50 – 11:05Changing Decadal Environmental Variations at the Prince Edward Islands, Southern Ocean (Chloë Levey)
11:05 – 11:20Detection of Agulhas Current and its Meander Events (Sheveenah Sunnassee Taukoor)
11:20 – 11:35Coffee Break
11:35 – 11:55 Keynote Presentation on Operational Oceanography in Africa ( Dr Jennifer Veitch , SAEON)
11:55 – 12:10An Overview of Operational Services Provided through the National OCIMS (Marjolaine Krug)
12:10 – 12:25Operational Rip Current Hazard Forecast for the South African Coastline (Carla-Louise Ramjukadh)
12:25 – 13:25Lunch Break
13:25 – 13:40Influence of the Agulhas Current on Crossing Swells along South African coasts (Bafana Gweba)
13:40 – 13:55Showcasing Marine Operational Forecasting at the South African Weather Service: A Case Study within Operational Oceanography in South Africa (Lauren Smith)
13:55 – 14:10Open-Source Processing of Teledyne ADCP Data and Research Applications in False Bay (Ethan Smith)
14:10 – 14:30 Keynote Presentation on Air–Sea Interactions and their Influence on Climate Variability ( Prof. Ebenezer Nyadjro , Mississippi State University)
14:30 – 14:45Simulating Tropical Cyclones in the South West Indian Ocean and the Associated Floods in Madagascar (Athule James)
14:45 – 15:00Observations of Sea Salt Aerosols and Air-Sea Interactions in the Southern Ocean (Faith February)
15:00 – 15:15A Neural Network Approach to Projecting Wave Climate Change along the South African Coastline (Tania Daniels)
15:15 – 15:30Investigating the Role of the Indian Ocean Dipole in Southern African Drought Patterns (Mthetho Sovara)
15:30 – 15:45Simulating the Influence of the Agulhas and Benguela Current Systems on Cut-Off Low Rainfall and Associated Flooding over the Western Cape, South Africa (Chelsey Jasen)
15:45 – 16:00Coffee Break
16:00 – 16:30Panel Discussion on Global Ocean Observing System in Africa (GOOS-Africa)
16:30 – 18:00Poster Presentations
18:00Welcome Banquet

Thursday, 20 November 2025

Time Session
08:00 – 09:00Coffee and Networking
09:00 – 09:20 Keynote Presentation on Atmospheric Processes and Dynamics ( Prof. Willem Landman , University of Pretoria)
09:20 – 09:35Novel Weather Feature Detection Framework Applied to Identify Cold and Warm Fronts over the South Atlantic from ERA5 (Stefaan Conradie)
09:35 – 09:50Effect of Biomass Burning Emissions on Air Quality in Africa: Local versus Remote Source (Richard Damoah)
09:50 – 10:05How Well Does the MPAS Model Simulate Extreme Rainfall over Gauteng, South Africa? (Nomkwezane Kobo)
10:05 – 10:20The Sensitivity of Mesoscale Convective Storms to Urban Forcing within a Regional Climate Model: A Case Study over Johannesburg (Isla Wilson)
10:20 – 10:35Simulation of Urban Heat Stress in African Coastal Cities: Case Studies from Accra and Durban (Julius Adekola Akinyoola)
10:35 – 10:55 Keynote Presentation on Biogeochemistry and Marine Ecosystem Health (Prof. Sarah Fawcett, UCT)
10:55 – 11:10The Agulhas Current Fertilizes the Southern Ocean with Iron-Enriched Water (Pierrick Penven)
11:10 – 11:25Spatio-Temporal Dynamics of Sessile Reef Biodiversity on Aliwal Shoal, KwaZulu-Natal (Alwande Dube)
11:25 – 11:40Coffee Break
11:40 – 11:55Riding the Current: Larval Behaviour Mediates Connectivity for South Africa's Small Pelagics (Tshikana Rasehlomi)
11:55 – 12:10An Android-Based Integrated Ocean Observation System for Safety, Potential Fishing Zones, and IUU Regulation in the Kenyan EEZ (Fredrick Ochieng Otieno)
12:10 – 12:25Assessing the Impact of Drought on Hippopotamus Habitats in Kruger National Park Under Future Climate Change Scenarios (Tsholofelo Kohitlhetse)
12:25 – 13:20Lunch Break
13:20 – 13:50Panel Discussion on Climate Intervention Research in Africa
13:50 – 14:05Impact of Stratospheric Aerosol Injection on the Agulhas Current and Its Leakage (Djoirka Minto Dimoune)
14:05 – 14:20Projected Shifts in Cut-Off Lows and Jets with Climate Change and SAI (Sabina Abba Omar)
14:20 – 14:35Projected Impacts of Achieving 1.5°C Warming using Stratospheric Aerosol Geoengineering on Rainfall Onset, Cessation and Length of Rainy Season in West Africa (Naomi Kumi)
14:35 – 14:50Impact of Stratospheric Aerosol Injection on Vegetation Grassland Productivity and Animal Production in Africa (Ashleigh Frances Ho)
14:50 – 15:05Potential Impacts of Stratospheric Aerosol Geoengineering on Crop Yield in Africa (Rhoda Fiyinfoluwa Ayedun)
15:05 – 15:25 Keynote Presentation on Societal Impacts of Oceanic and Atmospheric Extreme Events in Africa ( Dr Stephen Kirkman , DFFE)
15:25 – 15:402023–2024 El Niño Drives Record Sea Level Surges in African Marine Domains (Franck Ghomsi)
15:40 – 15:55Spatial and Temporal Pattern of Heat Stress in Lagos, Nigeria (Deborah Ifeoluwa Sobanke)
15:55 – 16:10Perceived Impacts of Heat Stress in the Dakota Beach Informal Settlement, Durban, South Africa (Mabel Ndlovu)
16:10 – 16:25Assessing Rural Resilience: A Livelihood-Based Drought Vulnerability Index for Limpopo Province, South Africa (Tsakani Germina Selomo)
16:25 – 16:40Links Between Heat Stress and Mortality Risk: Insights from Rural South Africa (Molulaqhooa Linda Maoyi)
16:40 – 17:50Round Table Discussion on the Way Forward and the Future of the Nansen Tutu Center (Annette Samuelsen, Co-Director of NTC)
17:50 – 18:00 Closing and Vote of Thanks