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Fig. 2 | Earth, Planets and Space

Fig. 2

From: Crisis hazard assessment for snow-related lahars from an unforeseen new vent eruption: the 2018 eruption of Kusatsu-Shirane volcano, Japan

Fig. 2

The river system east of Kusatsu-Shirane (Mts. Shirane and Motoshirane) volcano. a Key locations of sampling, observation, and monitoring. The topographic map is based on open source data provided by the Geospatial Information Authority of Japan (GSI). Distribution of tephra and isopleths and dark gray-colored and limit of gray-colored areas indicating ash covered surfaces are based on a preliminary report by the Geological Survey of Japan (released on January 26, 2018) and the Joint Research Team for ash fall in Kusatsu-Shirane 2018 eruption (released on 6 February 2018). New vent locations after GSI data (https://www.gsi.go.jp/BOUSAI/kusatsushirane-index.html). b Schematic longitudinal profiles of the Furiko-zawa and Shimizu-sawa creeks and the Yazawa-gawa River

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