According to the latest insights from Mordor Intelligence, the global biogas market rising from 21.65 GW in 2025 to 22.64 GW in 2026, and projected to reach 28.34 GW by 2031, reflecting a 4.59% CAGR. Biogas industry momentum is increasingly driven by supportive policy frameworks, growing investments in renewable natural gas (RNG) upgrading, and stronger corporate decarbonization targets. Governments are promoting biogas as a low-carbon transport fuel, particularly using agricultural and food-was