AKM Rafiqul Islam, Mohammad Shamim Hossein
The present study was designed to know the opinion of biogas plant owners about the impact of biogas on health and environment. Most of the respondent (86.14%) does not pay any money for cooking. Hundred percent male and female ranked cooking as the number one cause of biogas plant installation. Eighty percent male and 90% female said that biogas improved their mental health, 70.30% male and 80.39% female agreed that biogas improved their physical health and 90.3% male and 69.6% female agreed that biogas improved their financial condition. A significantly higher number of male and female thought that various diseases were either decreased or no change was observed after installation of biogas plant. A significantly higher number of male and female thought that adverse effects of traditional cooking through biomass was greatly decreased after biogas plant installation. Around 84 to 95% male and 89 to 94% female thought biogas could have decreased various pollutants that may have adverse effect on environment. Biogas could be the most successful models of renewable energy in Bangladesh.