Spatial pattern of pika holes and their effects on vegetation coverage on the Tibetan Plateau: An analysis using unmanned aerial vehicle imagery

Ze Tang1, Yangjian Zhang2, Nan Cong1 and Li Wang3, (1)Institute of Geographic Sciences and Natural Resources Research, CAS, Beijing, China, (2)IGSNRR Institute of Geographic Sciences and Natural Resources Research, CAS, Beijing, China, (3)Peking University Shenzhen Graduate School, Shenzhen, China