View article

Devastating flood events in northeast Bangladesh are almost a regular phenomenon and last for an abnormally long time for a variety of reasons, including the mountainous topography and the abundance of extreme rainfall events upstream of this region, the complex interaction of the existing river network and haors (wetlands with shallow depressions) in this region. Apart from the monsoon floods, this region frequently experiences flooding during the pre-monsoon (Mar–May) season, known as flash floods, which are considered one of the worst hazards. For conducting the recovery processes after any flood event, accurate damage assessment needs to be done as much as it is possible, which may ensure proper planning and decision-making. Hence, this study proposed a methodology to combine Optical and Radar Sentinel products for flood monitoring and damage assessment. The major advantage of using …