Nature CommunicationsGeospatial green ammonia co-firing in China’s coal power fleets to avoid CO2 emissions lock-inHuihuang WuXiurong HuXian WangYuhan ZhouJunfeng LiuYang RenBoyang WuWendong GeYing LiuShu Tao2026-04-13Full textDOI https://doi.org/10.1038/s41467-026-71625-3