Research Article
Spatial Patterns and Temporal Variability of Drought in Beijing-Tianjin-Hebei Metropolitan Areas in China
Figure 8
(a) Varimax rotated loading patterns (R-loading) of the RDI-12 and (b) time variability of the rotated PC scores (RPC) of the RDI-12 for the period 1960–2010 and the corresponding linear trend.
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