See the website "Bangladesh in Motion" for more examples of river dynamics in Bangladesh
Read my article on LinkedIn to celebrate 50 years of development and achievements after the Bhola cyclone of 1970
Interesting links for cyclone and politics:
https://onlinelibrary.wiley.com/doi/abs/10.1111/disa.12235
https://www.himalmag.com/the-perfect-storm-and-the-final-famine/