International Journal of Geophysics / 2013 / Article / Fig 7

Research Article

Ionospheric Disturbances Recorded by DEMETER Satellite over Active Volcanoes: From August 2004 to December 2010

Figure 7

(a) Percentage of type 1 anomalies by 15-day periods between 60 days before the onset of eruptive activity and 15 days after. (b) Percentage of type 2 anomalies by 15-day periods between 60 days before the onset of eruptive activity and 15 days after.
530865.fig.007a
(a)
530865.fig.007b
(b)

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