Nature CommunicationsSpatiotemporal changes in inter-city sustainability impacts linked to emission challenges worldwideHuijuan XiaoCheolhee YooQihao WengSheng BaoSong XueCameron AllenJingzheng RenJian ZhouZhenci XuMengqian LuJianguo Liu2026-05-29Full textDOI https://doi.org/10.1038/s41467-026-73515-0