Climate resilience is not optional: what people in fragile, urban settings should expect from WASH

ICRC Humanitarian Law and Policy Blog · Jun 9, 2026 · 18m

Climate change is intensifying water insecurity in fragile urban settings, where ageing infrastructure, rapid urbanization, and inequality already strain access to essential services. In Peshawar, Pakistan, a city hosting generations of Afghan refugees and facing growing water scarcity, climate pressures have reduced river flow, damaged infrastructure for water, sanitation and hygiene (WASH), and increased waterborne disease. These impacts fall most heavily on refugees, informal settlement residents, and other marginalized communities with limited access to safe and reliable water and…