Forecasting
*probabilistic statement describing the time,place and character of an eruption
Forecasting volcanic eruptions uses information gained by:
Monitoring seismic activity
monitoring thermal,magnetic and hydrologic conditions
monitoring the land surface to detect tilting or swelling of the volcano
Rates of ground tilt measured in the summit region of Mauna Loa,Hawaii
monitoring volcanic gas emission
studying the geologic history of a particular volcano or volcanic centre
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