Exploring the Socioeconomic Impacts of Extreme Weather Events in Bangladesh and Policy Recommendations for Disaster Risk Reduction.

Bangladesh faces frequent natural disasters, including monsoon floods, extreme rainfall, hailstorms, cyclones, and landslides. Eight of the ten deadliest cyclones have developed in the Bay of Bengal, including 2007’s Cyclone Sidr, which claimed over 10,000 lives. Ranked among the world’s top three most vulnerable countries to rising sea levels and the third most severe thunderstorm hotspot, Bangladesh faces increasing threats. This study investigates the socioeconomic impacts of extreme weather events in Bangladesh since 2010, including heavy rainfall, hailstorms, landslides, floods, and cyclones. On average, 350 people die annually from thunderstorm lightning. Severe hailstorms, with hail over 2.5 cm in diameter, increasingly affect subsistence farmers, rural homes, and crop yields. Cyclones are staying longer over land, causing more rainfall and frequent inundation in coastal communities. Rising sea levels in the Bay of Bengal are displacing many, creating climate refugees in major cities. The study highlights the need for better weather and climate forecasts tailored to stakeholder needs. More effective and timely forecasts could significantly reduce casualties and property damage. Current government policies on weather forecasting are a barrier to delivering cutting-edge information. The study suggests that the Bangladesh government revise its laws to allow non-governmental and commercial enterprises to provide timely and customized weather forecasts, which could help mitigate disaster risks.