Natural disasters - Northwestern University
Natural disasters - Northwestern University
Natural disasters - Northwestern University
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~ 35 mm/yr motion between<br />
Pacific and North America<br />
shown by offset stream<br />
Wallace Creek<br />
San Andreas Fault<br />
Expect earthquakes about<br />
every (3.5 m )/ (35 mm/yr) or<br />
100 years<br />
Confirmed by GPS<br />
Actually ~ 200 yrs because<br />
not all motion on San<br />
Andreas<br />
“The geology department at <strong>Northwestern</strong> had, and as I<br />
understand it, still has, a sense of family. The professors paid<br />
close attention to the students and took personal interest in them”<br />
Robert Wallace, B.A. 1936
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