Anaerobic digestion: Anaerobic digestion can be a process where micro organism stop working natural and organic matter inside the absence of oxygen. This process creates biogas, an eco-friendly, renewable energy source. Landfill gasoline recovery captures the methane emissions from decomposing biomass in landfills or sewage treatment method plants and burns https://spencertohys.idblogmaker.com/37172232/the-basic-principles-of-biofuel