John,
I said "think" because I am only a geologist, not a geodynamist. What
training do you have?
Eric
>Eric
>
>'Think' doesn't seem to me very scientific.
>
>There IS an asymmetry. East facing subduction zones (western Pacific,
>Caribbean, Scotia) seem to have a tendency to migrate outwards
>('roll-back'). West facing zones (Pacific coasts of the Americas) seem to
>be locked to their continental margins. First working hypothesis would be
>that the asymmetry in the Earth's rotation (it goes one way, not the other)
>has something to do with it.
>
>John
>
>At 03:07 PM 01/06/01 -0500, you wrote:
>>Brian,
>> I don't think that the plates are directly affected by the earth's
>>rotation as you state.
>>eric
>>
>>
Eric Essene
Professor of Geology
Department of Geological Sciences
2534 C.C. Little Bldg.
425 E. University Ave.
University of Michigan
Ann Arbor MI 48109-1063 USA
fx: 734-763-4690
ph: 734-764-8243
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