Dhaka, Jan. 29 -- A dangerously close 90 seconds to midnight may not be an adequate warning from the world's renowned scientists who annually determine the time left for a global catastrophe, about which world leaders pay little or no attention.

Just as the 2004 tsunami and the 2020 Covid pandemic visited us uninvited and unannounced, a nuclear catastrophe will also hit us all of a sudden. With the Ukraine war seeing escalation after escalation, a nuclear calamity is nearer than ever.

Until it happens and until the few unlucky survivors suffer its horrifying consequences, the gravity of a nuclear holocaust cannot be fathomed. Even the survivors of the 1946 atomic bomb attacks on Hiroshima and Nagasaki, if there are any, may see the horr...