Nature CommunicationsFreeze-thaw-driven soil moisture return significantly contributes to spring phenology on the warming Qinghai-Tibet PlateauHanrui ZhaoShouqin SunChunlin SongShan LinZhaoyong HuXianhong MengJinlong LiLinmao GuoGenxu Wang2026-04-30Full textDOI https://doi.org/10.1038/s41467-026-71956-1