Compressed Biogas Biomethane Energy Policy Biogas Production Methane Production Biogas Plants Biometano Anaerobic Digestion Clean Fuels Investment Strategies Energy Management Biomethane Production Rural Biogas Plants Sustainable Energy Sources Biomass Gasification Biomethane Tariffs Heating Solutions Economic Impact Sustainable Fuels Waste-to-Energy Technologies Electricity Generation Biogas Projects Waste Management Decarbonization Biometanization Compressed Bio-Gas Carbon-Negative Technology Energy Production Methane Utilization Production Agricultural Support Synthetic Methanol Joint Ventures