Marine vegetation is a viable method of capturing at least a fraction of the carbon dioxide Japan produces
He briefed the media and took questions after presenting its annual report for the year 2019 on Tuesday.
Khulna tops the list of divisions with most river encroachers - 11,245, while Sylhet has the lowest - 2,044. In Dhaka, the number is 8,890.
The authorities have removed as many 18,579 encroaching structures in the past year, according to the report, which cited a lack of manpower to free the rivers.