Mapping Urban Heat Vulnerability of Extreme Heat in Hangzhou via Comparing Two Approaches

Figure 5

Spatial distributions of heat vulnerability using the PCA method: (a) Component 1: education/income/unhealthy seniors/elderly living along/illiteracy; (b) Component 2: elderly/cooling facilities; (c) Component 3: lack of green space/LST; (d) the final vulnerability through aggregating three components.

(a)

(b)

(c)

(d)