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Earthquakes
Ground shaking caused by the sudden release of accumulated strain by an abrupt shift of rock along a fracture in the earth or by volcanic or magmatic activity, or other sudden stress changes in the earth.
Subtopics:
Earthquake occurrences (42 items)

Earthquake hazards (50 items)
Related topics:


Results 61 - 70 of 93 listed alphabetically [list by similarity]
Natural hazards [More info]
Research and monitoring to provide the Nation with a clear understanding of natural hazards and their potential threats to society, and assists with developing smart, cost-effective strategies for achieving preparedness and resilience.
PDF PAGER--Rapid assessment of an earthquake's impact [More info]
An automated system for rapidly estimating the shaking distribution, number of people and settlements exposed to severe shaking, and range of possible fatalities and economic losses. A color-coded alert suggests levels of appropriate response.
Pacific Northwest geologic mapping and urban hazards [More info]
Overview of the Pacific Northwest Urban Corridor Geologic Mapping Program concerned with geology and urban hazards with links to online geologic maps, current research, publications, and contacts.
Protecting your family from earthquakes - The seven steps to earthquake safety (in English and Spanish) [More info]
Everyone in your family, children and adults, can learn how to prepare for an earthquake. Read this book, then take advantage of the American Red Cross Earthquake Preparedness training courses offered in your community.
PDF Protecting your family from earthquakes - The seven steps to earthquake safety (in English, Chinese, Vietnamese, and Korean) [More info]
Everyone in your family, children and adults, can learn how to prepare for an earthquake. Read this book, then take advantage of the American Red Cross Earthquake Preparedness training courses offered in your community.
PDF Putting down roots in earthquake country - Your handbook for earthquakes in the central United States [More info]
If you live near one of the seismic zones in the central United States, this handbook explains why you should be concerned with earthquakes, what you can expect during a quake, and what you need to do beforehand to be safe and reduce property damage.
Putting down roots in earthquake country: Your handbook for the San Francisco Bay region [More info]
If you live or work in the San Francisco Bay region, this handbook explains why you should be concerned with earthquakes, what you can expect during and after a quake, and what you need to do beforehand to be safe and reduce property damage.
PDF Real-time seismic monitoring of instrumented hospital buildings [More info]
Specialized monitoring systems installed in a VA hospital in Memphis, TN will help us to design safer hospitals and other buildings and to prevent loss of life in this and similar earthquake-prone areas.
Real-time seismogram displays [More info]
Description of seismograms and how they are produced by drum recorders and electronic instruments with real-time seismograms for Northern California and Long Valley, California and representative seismograms for types of earthquake activity.
Recent earthquakes in Hawaii [More info]
Interactive maps of earthquakes of last 2 hours, last 2 days, and last 2 weeks in Hawaii.
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