人类活动对国家公园生态系统服务的影响——以祁连山国家公园为例

王晓琪, 赵雪雁

Impacts of human activities on ecosystem services in national parks: A case study of Qilian Mountain National Park

WANG Xiao-qi, ZHAO Xue-yan

图4 祁连山国家公园水源涵养服务的时空变化

Fig. 4 Spatio-temporal change of water conservation services in Qilian Mountain National Park