The world’s deadliest cyclone occurred in 1970 around the same time the New York Times and Washington Post were warning about “ominously” thickening Arctic ice and a new ice age.
TimesMachine: July 18, 1970 – NYTimes.com
The Washington Post, Jul 9, 1971
“The world could be as little as 50 or 60 years away from a disastrous new ice age, a leading atmospheric scientist predicts. Dr. S. I. Rasool of the National Aeronautics and Space Administration and Columbia University says that.”
Bangladesh cyclones have weakened since 1995 with the warm phase of the AMO.