Dr.-Ing. M. Assem Mayar is a climate change expert and former lecturer at Kabul Polytechnic University in Afghanistan. He holds a Master’s degree in Environmental Systems Engineering from Nagaoka University of Technology (Japan) and a Ph.D. in Water Resources Management from the University of Stuttgart (Germany). His research focuses on the economic and security impacts of climate change, and water resources management in fragile and conflict-affected settings. Dr. Mayar is a member of the Climate Security Expert Network and currently works as an independent researcher based in Germany. He regularly contributes to environmental and policy discussions related to Afghanistan and the wider region.