Chem. Commun., 2026, Accepted Manuscript DOI: 10.1039/D6CC02493A, Review Article Wei Guo, Dan Yu, Zhenlin Mo, Jiangzhou Qin, Fali Hou, Shuqin Zhang, Baojun Liu Abstract: This review comprehensively summarizes the research progress in the electro-catalytic oxidation of nitrogen oxides (NO) and nitrogen gas (N₂) to produce nitric acid/nitrate. In response to the global imbalance...