The Qinghai–Tibetan Plateau is the highest plateau in world and sensitive to climate change. dynamics of soil enzyme activities microbial communities are good indicators alpine biochemical processes during warming. We collected topsoil (0–10 cm) subsoil (10–20 samples at altitudes 3200–4000 m; determined β-1,4-glucosidase (BG), cellobiohydrolase (CBH), β-1,4-N-acetyl-glucosaminidase (NAG) acid ...