Geologists conduct a VLF (very low frequency) survey across the epi...
Detailed Description
HVO geologists conduct a VLF (very low frequency) survey across the episode 61g lava tube to measure the depth and cross-sectional area of lava flowing within the tube.
Related
Geological Monitoring of Hawaiian Eruptions
Geological monitoring involves frequent field visits to active vents and lava flows to observe and document newly created volcanic features and to sample lava or tephra for chemical and mineral analyses.
Related
Geological Monitoring of Hawaiian Eruptions
Geological monitoring involves frequent field visits to active vents and lava flows to observe and document newly created volcanic features and to sample lava or tephra for chemical and mineral analyses.