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University of Arizona: Tree Rings Reveal a New Kind of Earthquake Threat to the Pacific Northwest
September 28, 2023
TUCSON, Arizona, Sept. 28 (TNSres) -- The University of Arizona issued the following news release:

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The findings from new research, led by University of Arizona dendrochronologist Bryan Black, could have implications for seismic preparedness measures in the region.

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In February, a 7.8-magnitude earthquake shook the Turkey-Syria border, followed by one nearly as large nine hours later. Shallow faults less than 18 miles beneath the surf . . .

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