Coastal environments are particularly vulnerable to the effects of disasters; partly due to denserurbanization and human populations and related economic activities such as agriculture, aquaculture,tourism, industries, trades and transportation in these locations . Coastal areas tend to berelatively highly urbanized with higher concentrations of human populations . Approximately

40% of the global human population lives within 60 km of the coast and more than 25% of the human population in India lies within 50 km of the coast.

Here are some interesting relevant literature highlighting the issue , you ahve raised.

@ Jad, please have a look of the attached files.

Tahnk you Mr J. C. Tarafdar for your help

Thank you for your reply Grace Andrea Montoya Rojas I wonder if you can send me your details.