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Earth, Planets and Space
Fig. 2 | Earth, Planets and Space

Fig. 2

From: Episode 4 (2019–2020) Nishinoshima activity: abrupt transitions in the eruptive style observed by image datasets from multiple satellites

Fig. 2

Topographic characteristics of the edifice formed in the Episode 4 activity of Nishinoshima. a Digital Elevation Model (DEM) of Nishinoshima after the Episode 4 activity produced from a stereo pair of WorldView-2 images taken on 1 February 2021 (the same image as Fig. 1e). The lower illustration shows the cross section of the island. b Sketch of Nishinoshima in the final stage of the Episode 4 activity. c Enlargement of Nishinoshima Island between Episodes 3 and 4 (the base map is a bathymetric chart by the Japan Coast Guard; Japan Coast Guard, 2017). d Estimation of the maximum height of Nishinoshima during the Episode 4 activity, based on the aerial photograph taken on 19 June 2020 (Japan Coast Guard 2021)

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