Heavy downpour have unleashed flooding causing the death of at least 13 people in Bangladesh and affected 4.5 million.
According to the disaster management and relief ministry on Friday, the South Asian nation of 170 million people, crisscrossed by hundreds of rivers, has seen frequent floods in recent decades.
The Global Climate Risk Index said it is among the countries most vulnerable to disasters and climate change,
A bulletin from the disaster ministry on Friday said: “4.5 million people have been affected, and 13 people have died across the country”.
Nearly 190,000 others were taken to emergency relief shelters, according to the bulletin.
Feni, about 100 kilometres (60 miles) northwest of the main port city of Chittagong, was worst-hit.
“It’s a catastrophic situation here,” rescue volunteer Zahed Hossain Bhuiya, 35, told AFP in Feni. “We are trying to rescue as many people as we can.”