Research Article

Spatial Patterns and Temporal Variability of Drought in Beijing-Tianjin-Hebei Metropolitan Areas in China

Table 3

Explained variance (%) by the loadings with and without rotation for the RDI-12 during 1960–2010.

Principal componentRDI-12
Unrotated (%) Varimax rotated

PC-143.39126.877
PC-210.08026.594
Cumulative percentage of total variation53.47153.471