D. E. Walling

• Erosion and sediment transport monitoring programmes in river basins
• Erosion and Sediment Yield
• Erosion and sediment yield
• Challenges in African hydrology and water resources
• Erosion, transport and deposition processes
• Sediment and stream water quality in a changing environment
• Sediment and stream water quality in a changing environment
• Sediments budgets
• Tracers in hydrology