[Rockhounds] The Long-Lost Tale of an 18th-Century Tsunami, as Told by Trees

[Tim Fisher]

Very cool, the trees are in a state park near South Beach, Oregon where we
camp every year. Will add that to the must see list :)

Tim Fisher
Http://OreRockOn.com 
Email nospam at orerockon.com

-----Original Message-----
From: Rockhounds [mailto:rockhounds-bounces at rockhounds.drizzle.com] On
Behalf Of Paul
Sent: Friday, October 01, 2021 6:22 PM
To: Rockhound List
Subject: [Rockhounds] The Long-Lost Tale of an 18th-Century Tsunami, as Told
by Trees

The Long-Lost Tale of an 18th-Century Tsunami, as Told by Trees Local
evidence of the cataclysm has literally washed away over the years. But
Oregon’s Douglas firs may have recorded clues deep in their tree rings. Max
G. Levy, Wired Magazine, September 29, 2021
https://www.wired.com/story/the-long-lost-tale-of-an-18th-century-tsunami-as
-told-by-trees/

the paper is:

Dziak, R. P., Black, B. A., Wei, Y., and Merle, S. G., 2021, Assessing local
impacts of the 1700 CE Cascadia earthquake and tsunami using tree-ring
growth histories: a case study in South Beach, Oregon, USA, Nat. Hazards
Earth Syst. Sci., 21, 1971-1982.
https://nhess.copernicus.org/articles/21/1971/2021/

Related paper is;

Patton, J. R., Goldfinger, C., Morey, A. E., Romsos, C., Black, B.,
Djadjadihardja, Y., and Udrekh: Seismoturbidite record as preserved at core
sites at the Cascadia and Sumatra-Andaman subduction zones, Nat. Hazards
Earth Syst. Sci., 13, 833-867.
https://nhess.copernicus.org/articles/13/833/2013/

Yours,

Paul H.


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