Research Article

Influence of Altitude on the Spatiotemporal Variations of Meteorological Droughts in Mountain Regions of the Free State Province, South Africa (1960–2013)

Figure 5

Temporal manifestation of SPI with results of the SRSD superimposed to show the shift in the variance (dashed line) for (a) Cluster 1 and (b) Cluster 2 during the OND subseason. The data is from 1960 to 2013.
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(b)