Distance, in kilometers
4
2
0
–2
–4
–4
–2
0
2
4
2
4
Distance, in kilometers
Distance, in kilometers
Dista
nce,
in kil
ome
ters
4
2
–4
–2
0
–2
–4
0.1
illime
t, in m
Uplif
0.05
0
ters
– 0.05
VOLCANO DEFORMATION–
Geodetic Monitoring Techniques
By Daniel Dzurisin
U.S. Geological Survey graphics