News tagged with ground motions

New research on Japanese quake ominous for Pacific Northwest

Scientists are still unraveling last year's giant Tohoku earthquake and tsunami in Japan, and some of what they're finding doesn't bode well for the Pacific Northwest.

Space & Earth / Earth Sciences

created Feb 21, 2012 | popularity 4.9 / 5 (7) | comments 14

Predicted ground motions for great earthquake in Pacific Northwest: Seattle, Victoria and Vancouver

A new study evaluates expected ground motion in Seattle, Victoria and Vancouver from earthquakes of magnitude 7.5 - 9.0, providing engineers and policymakers with a new tool to build or retrofit structures to withstand seismic ...

Space & Earth / Earth Sciences

created Jun 11, 2009 | popularity 4 / 5 (6) | comments 0

Lessons from the Christchurch, New Zealand earthquake

Details of an earthquake that rocked the largest city in the South Island of New Zealand in February 2011 may transform the way scientists assess the potential threat of fault lines that run through urban centers.

Space & Earth / Earth Sciences

created Nov 01, 2011 | popularity 4.8 / 5 (5) | comments 0 | with audio podcast

Assessing the seismic hazard of the central eastern United States

As the U.S. policy makers renew emphasis on the use of nuclear energy in their efforts to reduce the country's oil dependence, other factors come into play. One concern of paramount importance is the seismic ...

Space & Earth / Earth Sciences

created Dec 10, 2010 | popularity 5 / 5 (4) | comments 3

30 years after Mount St. Helens blast, agency pushes high-tech warning system

The first earthquake rattled Mount St. Helens on March 20, 1980 -- nearly two months before the mountain erupted. But it took awhile for anyone to notice.

Space & Earth / Earth Sciences

created May 18, 2010 | popularity 5 / 5 (2) | comments 0

New York's older brick buildings especially vulnerable to extreme events

To get a better idea of just how much damage even a moderate earthquake would cause to unreinforced masonry buildings, earthquake-engineering researchers in the University at Buffalo's MCEER are reconstructing ...

Technology / Engineering

created Aug 29, 2011 | popularity 1 / 5 (1) | comments 0