ontake Flashcards
1
Q
hazards
A
pyroclastic flows
ash cloud
2
Q
impacts
A
tourist resorts and hotels closed
ski resorts closed
63 hikers killed
heat from eruption melted snow creating slides and flows
250 trapped by pyroclastic flows
50cm thick ash covered mountain
thin layer of ash can make soil fertile
3
Q
prediction
A
extensive monitoring did not detect any warnings
10 min before, immediate precursors detected but no warnings given
phreatic eruption - hard to predict
4
Q
during
A
1000 rescue workers
hampered as volcano continued to shoot toxic gas, rocks and ash
5
Q
after
A
JMA monitor Ontake 24/7
