Climate change poses a significant threat

Himalayas and Bengal in southern Bangladesh; the intruder is trapped north of the Gulf. Bangladesh's most vulnerable people in the frequency of natural disasters and extreme weather events due to high population density, Floods are common and can cause economic and human losses in most countries. There are three main river flood sediment - the Ganges, Brahmaputra and Meghna is exacerbated by the transfer.
  In Bangladesh, high temperatures, more variable precipitation, the most extreme weather, rising sea levels and its impact is already being felt and will intensify Forms not only the effect of temperature and sea level, but gradually increased variability particularly extreme and more intense floods, droughts, storms, events, etc.