It’s been 50 years since the Magnitude 9.2 Great Alaskan Earthquake so dramatically altered people’s perceptions of the power of earthquakes. Check out this short video from the USGS:
[Source: YouTube via AEG Insider. Image: YouTube]
To keep the loose soils beneath a planned hospital from liquefying and damaging the foundations during the design earthquake, Hayward Baker stabilized the site by performing wet soil mixing. In addition, HB installed tie down […]
The National Geodetic Data Center (NGDC) of NOAA has an online collection of photos of various geologic hazards. Many of the photos are from older sets of 35mm slides that have been digitized. They are free to use provided you credit the photographer and the NGDC as the source. The would be really useful for educators and for powerpoint presentations. The only drawback is that they are in TIF format and some of them could use some retouching. (Photo by University of Colorado, made available by NOAA/NGDC)
A magnitude 8.2 earthquake struck off the coast of Chile late Tuesday. The damage estimates will probably begin rolling in today, but early indications are that it could have been much worse. Some 5 people […]
Copyright © 2007-2020 by Randy Post