Percentage of Europe experiencing moderate drought conditions during the 20th century

Figure Created 12 Nov 2009 Published 12 Nov 2009 Last modified 09 Nov 2017
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Expressed as standardized precipitation indices (SPI) for time scales of 12 months



Additional information

The dashed line shows the linear trend. Errors are ± 2 standard errors in the gradient.
Geographical coverage note: Europe

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