Marjolijn Haasnoot Keywords water management environmental modelling decision making under uncertainty climate adaptation pathways adaptation to sea level rise deltas and coastal cities. Read more about Marjolijn Haasnoot Dr. Haasnoot is an environmental scientist specialized in water management, integrated assessment modeling and decision making under deep uncertainty. She is a founder of the Dynamic Adaptive Policy Pathways approach. Her current research focuses on (adaptive) delta management and planning, and climate change adaptation. Model based adaptation pathways, fast integrated models and signals for timely adaptation are key tools in this research.