Fig. 3From: Volcanic plume height monitoring using calibrated web cameras at the Icelandic Meteorological Office: system overview and first application during the 2021 Fagradalsfjall eruption(A) Example webcamera installation operated by Civil Protection. Power is supplied by two 200 Ah, 12V batteries charged by a solar panel, which also powers a small weather station. (B) A weather proof box contains the 4G GSM modem and power managementBack to article page