基于城市热岛格局的绿地冷岛需求评估——以北京市朝阳区为例

史芸婷,张彪,高吉喜,佟跃,邵珊珊

Demand of urban green space cool islands based on heat island pattern: A case study of Chaoyang District of Beijing

Yunting SHI,Biao ZHANG,Jixi GAO,Yue TONG,Shanshan SHAO

表4 朝阳区热岛形状指数分类

Table 4 Shape index classification of heat island in Chaoyang District of Beijing

形状指数(S) 斑块数量/个 斑块面积/hm2 面积占比/% S≥4.00 1 664.43 10.26 3.00≤S<4.00 3 851.26 13.14 2.50≤S<3.00 2 164.19 2.54 1.85≤S<2.50 17 1211.74 18.71 S<1.85 596 3584.61 55.35