Ray, LaurenGooch, Curt2020-12-122020-12-122020-10https://hdl.handle.net/1813/102693Fifth part of fact sheet series on biogas upgrading that covers biological desulfurization using anaerobic digestion in-situ methods. Controlled injection of oxygen in digester headspace promotes sulfur oxidizing bacteria that feed on hydrogen sulfide.en-USanaerobic digesterhydrogen sulfidedesulfurizationin-situsulfur oxidizing bacteriafact sheet