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Final dispatch on tsunami in ‘Japan Reconnaissance’

May 27, 2011

Category: News & Notes

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“The most important lesson is that underestimating the hazard has tragic consequences.”

That’s the kernel to remember, reports Lori Dengler, a geology professor at Humboldt State University, as she concludes her “Japan Reconnaissance” series of posts about her recent journey through tsunami-ravaged landscapes. Read more »

From tsunami wreckage in Japan, sobering lessons for California

May 20, 2011

Category: A Closer Look

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Locomotive at Minimi Sanriku pushed 8 meters off tracks and toppled over, crushing commemorative tsunami stones in the process.

CSU geologist shares ‘recon’ in blog, photos

For the fourth time in less than two years, Lori Dengler has crossed the Pacific or the equator – or both – to explore in the wake of a devastating tsunami. She goes in search of scientific data and anecdotal evidence that will improve community preparedness for the next tsunami – whenever, wherever it hits.

Dengler, a Humboldt State geology professor oft-honored for tsunami awareness and earthquake-safety, just returned from a 10-day reconnaissance trip to Japan. As part of a contingent sponsored by the Earthquake Engineering Research Institute, she visited several cities that had been hit hard March 11 by the Tohoku-oki earthquake (or Great East Japan earthquake in its English translation), and by the fast-rising waters that quickly followed.

(She was among several CSU faculty who provided expertise – in the form of aid, advice and analysis – to benefit both Japan and California. Read the news story here.  Click here for other tsunami posts in Science & the CSU.  Mouse over photos for Dengler’s captions; click to enlarge them. For a gallery with 93 of Dengler’s reconnaissance photos from the trip to Japan, click here. )

Dengler describes her trip in a series of blog posts at the Redwood Coast Tsunami Work Group’s site: http://www.humboldt.edu/rctwg/blog. A “wrap-up” post will come soon. (Update: Click here for a report on her  “Japan Reconnaissance” wrap-up.)  Chronological excerpts follow below. First, from Day 7, this one explains why she goes there: Read more »

Tsunami – 10 surges in 4 hours at Morro Bay

March 17, 2011

Category: News & Notes

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 Tidal chart shows tsunami surges at Morro Bay, 3-11-2011

‘Had it been a few hours later…’

About 10 hours after the Honshu earthquake initiated a tsunami in Japan March 11, the first surges began to reach California’s coastline, including Morro Bay at 8 a.m.

Oceanographers at the San Luis Obispo Science and Ecosystem Alliance (SLOSEA) took heed and measurements.  This report comes from its executive director, Dean Wendt, who is a biology professor at Cal Poly San Luis Obispo, which coordinates SLOSEA from its Center for  Coastal Marine Sciences. Read more »

Tsunamis – from north to south, some CSU insights

March 11, 2011

Category: News & Notes

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When a great earthquake struck Japan earlier today, it triggered a tsunami that devastated many areas along Japan’s coast. Meanwhile, across the ocean, residents along more than 500 miles of coastal California began to prepare for the prospect of a tsunami arriving about 10 hours later.

The news also generated this reminder for coastal Californians: If you are at the beach and a major earthquake strikes, do not wait for an official warning: Move to higher ground or inland as soon as possible.

Tsunami warning signAccording to Humboldt State geology professor and tsunami expert Lori Dengler, California’s north coast is the most tsunami-prone area of the continental United States.  Thanks to efforts by Dengler, her colleagues and students, the region’s residents have developed heightened levels of awareness, preparedness and response. Read more »

 


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