Landfills as a biorefinery to produce biomass and capture biogas

► A first-time comprehensive overview on the role of landfills as a biorefinery. ► Landfills provide biomass production and harnessing CH4 as a fuel source. ► Quantified the potential volumes of CH4 and biomass from landfills. ► Described various methods of biomass energy conversion. ► Discussed the opportunities and limitations of energy capture from landfills.