10 metres 200 metres 50 metres 100 metres
Brahmaputra Jamuna Meghna Ganges
1990 1950 1930 1970
1991 1971 1931 1951
Madanpur Nawabganj Dhaka Rangpur
Chittagong Naisarabad Dhaka Rangpur
China Bhutan Pakistan India
Cotton Poppies Jute Rice
South China Sea Red Sea Arabic Sea Bay of Bengal
15 million 100 million 50 million 150 million