IFRD is conducting research on biomass and bio-energy since its establishment. The research fields of biomass and bio-energy section are biogas, improved cook stove (ICS), biomass densification (briquetting) biofuel, biodiesel, lignocellulosic bio-ethanol production, etc. Research on the production of bioethanol from agricultural wastes, bio-oil from waste biomass, biodiesel from non-edible seeds, charcoal and activated carbon from waste jute sticks, mahogany seeds, etc. are conducted in this section.