PRISM Bangladesh is a non-profit voluntary organization established in 1989. PRISM has started its initial activities at Kumudini Hospital Complex Area at Mirzapur, in collaboration with Kumudini Welfare Trust. PRISM promotes its research activities on duckweed and duckweed based pisciculture under agro sanitation project in KHC financed by PRISM (Inc.) USA and from own sources. Since then, PRISM also started its socio-economic development activities for rural poor community in different areas of Bangladesh expanding its area of activities with the help of UN organizations like UNDP, UNICEF, UNDRO, etc. Simultaneously, PRISM has been increasing its development activities implementing various programs and projects sponsored by many international and national agencies and organizations.

Since then, PRISM Bangladesh conducted a lot of research and implemented huge numbers of programs in development sectors. PRISM has established high protein duckweed production both in sweet water and wastewater with three available duckweed species. PRISM has also established duckweed as a suitable fish feed for carp mix culture, high yielding mix carp culture with local variety of carps, their ratios and management, wastewater treatment by duckweed as well as nutrient recovery, village low cost sanitation and resource recovery, duckweed as feed stuff for poultry and animal rearing. PRISM also conducted sustainable environment management in urban and peri-urban areas controlling and safe disposal of wastewater and solid waste involving local communities and stakeholder.

In the mean time, PRISM has also implemented a large numbers of development programs and projects in various major development sectors like aquaculture, rural water supply and sanitation, socio economic development, rural enterprise formation and capital development, relief and rehabilitation, disaster preparedness and management, income generation and self employment, literacy and non-formal education, environment development and management, etc. The potential programs and projects in the above sectors are integrated aquaculture, duckweed based pisciculture, duckweed research project, intensive sanitation and hygiene promotion program, socio economic development program, non-formal education program, low cost sanitation and awareness development, rural water supply, agriculture rehabilitation and minor irrigation, human resource development and skill development training, micro financing/participatory rural credit and savings program, social forestation, sustainable environment management program, etc.