Geomorphic conditions and anthropogenic irrigation as drivers of CO2 and CH4 emissions in Heihe River - Zhiheng Du; Wenhan Hu; Hao Cui; Lei Wang; Jingfeng Liu; Fangping Yan; Rinat Manasypov; Changlian Tao; Renjun Wang; Jing Luo; Chuntan Han; Xiqiang Wang (Global and Planetary Change, 2026)