Fig. 8From: Multi-parametric observations of intermittent hydrothermal water discharge in West Crater of Iwo-Yama volcano, Kirishima Volcanic Complex, JapanSchematic model of intermittent hydrothermal water discharge. Red and blue colors represent high and low temperatures, respectively. a Onset of change in SP, b cessation of steam effusion, c onset of hydrothermal water discharge, and d active steam effusion. Numerals “i” to “iii” in the panel titles correspond to those referred to in the main textBack to article page