Pioneering Methanogens: The Architects of Modern Eco-Friendly Renewable Energy Solutions

Methanogens present a class of Archaea which are crucial for the production of biogas. The process involved in this type of energy production is the anaerobic digestion process which is a key component in contributing to the conversion of waste materials to useful energy materials, and it contributes to environmentally friendly renewable energy solutions. This chapter discusses the biological aspect, metabolic reactions, and pathways involved in converting organic waste into methane with the help of methanogens. Additionally, the role of methanogens as contributors toward sustainable alternative energy solutions and upgradation by various biotechnological, genetic engineering, and co-digestion approaches will be discussed. This helps to reduce the emission of greenhouse gases and to solve the problems related to climate and environmental changes. This chapter will also discuss the environmental impact of methanogen-based approaches for biogas production, utilization of waste resources, and waste treatment to contribute to green energy production. The contribution toward the growing importance and significance of renewable energy solutions will also be discussed, addressing technical challenges and possibly discussing the future potential of these organisms.