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	Home Plant construction   > Digestion of organic waste   > Industrial standard biogas plants Engineering and licensing Project development and operation The company Biogas plants   > Working principle of a biogas plant   > Biological processes in biogas plants Links Contact Sitemap		Efficiency Advantages of the AD process: Production of renewable energy biogas can be widely used as an energy source (compare Kyoto, European targets for renewable energy,…) Saved emissions of odour, VOC (volatile organic compounds) and CO2 untreated residues produce significant emission digestion process is completely closed (gastight)! Closed cycle of nutrients only carbohydrates are converted into energy, nutrients (N, P, K) are not degraded and remain in the digestate Reliable income, fixed price for renewable energy production AD is suitable for decentralized plants