Dhaka, April 18 -- Anwar Hossain bought vegetables wrapped in two polythene bags from a shop in Muslim Bazar, a bustling corner in Dhaka's Mirpur.

After walking a short distance, he turned back to collect one more polythene bag.

The shopkeeper handed it over without hesitation.

"I will put the two small bags in a big polythene; it is convenient to carry that way," said Anwar, a cloth merchant, while speaking to bdnews24.com.

"What will happen even if we are aware - those bags can't be found anywhere. If we could find them, we would have used them."

A visit to Karwan Bazar, several markets in Mirpur, and the kitchen market in Mohakhali found polythene bags being used without restraint.

Six months ago, officials had vowed to crack dow...