River pollution, industrial garbage waste at riverbank - evening sky with city buildings, boats and ships moored at Sadarghat Dhaka, Bangladesh

river pollution garbage waste industrial area skyline polluted contamination water dump city town boats ships cargo evening morning junk trash litter rubbish contaminated polluter dhaka bangladesh buriganga plastic environment filth heap man made ecology disaster problem issue tilt up asia harbor nature polythene climate river port hyacinth bad situation earth global water pollution concern dirty