Fig. 4From: Permeability-control on volcanic hydrothermal system: case study for Mt. Tokachidake, Japan, based on numerical simulation and field observationTemporal changes in plume height above 62-2 crater (monthly average) and temperature of the crater 2000–2016. Open circles and red dots show plume height and temperature, respectively (original data courtesy of JMA and Geological Survey of Hokkaido)Back to article page