Decoupling nitrous oxide emissions from carbon footprint in full-scale completely autotrophic nitrogen removal over nitrite process: key drivers and sustainability assessment - Songqing Huang; Pengchao Gu; Xiuhong Liu; Xiaoyu Han; Xinyue Cao; Yufan Dong; Jikai Lyu; Chenduo Huang; Qing Yang (Bioresource Technology, 2026)