This document reviews the advantages and disadvantages of biogas. It begins by defining biogas as a gaseous fuel produced through anaerobic digestion of organic material, whose primary component is methane. It then discusses several advantages of biogas including that it is a renewable energy source, is non-polluting, reduces landfills and greenhouse gases, requires cheaper technology, and creates jobs. The document also outlines some key disadvantages of biogas. Overall, the document provides a high-level overview of biogas production and its pros and cons.