Bhubaneswar, Aug. 11 -- The port town Paradip in Odisha may submerge in the Bay of Bengal by the end of the 21st century, says an analysis by National Aeronautics and Space Administration (NASA).

A report of the Intergovernmental Committee on Climate Change (IPCC) which has been used by the premier space agency to assess changes in sea levels in India estimates that 11 other coastal cities of India may face similar sea threat and go underwater by as much as three feet.

"Coastal areas will see continued sea-level rise throughout the 21st century, contributing to more frequent and severe coastal flooding in low-lying areas and coastal erosion with extreme sea-level events that previously occurred once in 100 years could happen every year ...