Alterations in soil pH drive the impact of global change on glomalin-related soil protein: a global meta-analysis - Jia Zeng; Xing Wang; Zhengchen Wang; Fang Chen; Jingbo Fang; Hongxia Wang; Chengjie Ren; Gaihe Yang; Zekun Zhong; Yiqi Luo; Thomas Ward Crowther; Xinhui Han (Journal of Environmental Management, 2026)