Simpi B. Rane (B.S.C Home Science 1 st Year )2025-12-192025-12-192017POS/ENV/18http://ssgc.ndl.gov.in/handle/123456789/251The colorful drawing on the poster explains that a biogas plant uses organic waste, such as food scraps and farm waste, in a digester where microbes break it down to produce biogas (methane + CO2) for cooking, lighting, or electricity. It is a renewable energy source that reduces waste and pollution while providing nutrient-rich fertilizer.enImage