Early Warning of Landslide and Flash Flood in the Rohingya Refugee areas of Bangladesh using Multisensors Satellite Data

In Ukhia and Teknaf areas of Coxs Bazar district of South-eastern Bangladesh, more than 7,40,000 Rohingya Refugees illegally migrated from neighboring country Myanmar and started living since 25 August 2017. After their invasion, clear forest deforestation and massive unplanned construction, in hilly areas a geological threat to these people. The extreme frequency of monsoon rainfall along with cyclonic and deep depression in the Bay of Bengal are threat for floods, debris flows, and landslides. Use of surface, meteorological and atmospheric parameters retrieved from multi satellite sensors combined with GIS tools can be used to forecast about floods and landslides in the areas. Multiple cases from May 2017 to July 2021 floods and landslides caused floods and slope failure in the area which took few lives will be presented.