Assessment
of Volcanic Eruptions - John Seach
Instrumental
Observations
seismograph
-
permanent or temporary
-
distance from eruption point
-
type
-
component
-
natural period (sec)
-
magnification (x)
|
| micro-barometer |
| magnetometer |
| gravity meter |
| geodimeter |
| GPS measurements |
| satellite images |
| tiltmeter |
| infrared radiation meter |
| aerial observations |
| airborne equipment |
| other instruments |
   
Volcanic Eruptions - instrumental
observations
www.volcanolive.com
Copyright John Seach
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