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U.S. Geological Survey Earthquake Hazards Program

U.S. Geological Survey Earthquake Hazards Program
The USGS Earthquake Hazards Program is part of the National Earthquake Hazards Reduction Program (NEHRP), established by Congress in 1977. We monitor and report earthquakes, assess earthquake impacts and hazards, and research the causes and effects of earthquake. Significant Earthquakes Past 30 Days

http://earthquake.usgs.gov/

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Why Earthquake-Resistant Cell Phone Towers Are Worth the Money - Pacific Standard Last week, Los Angeles became the first American city to require that new cell phone towers be built to withstand an earthquake. Previously, cell towers only needed to be able to resist falling (and killing people) during a quake, the Los Angeles Times reports. This new law is a reflection of changing times. The last major California earthquake was in the Northridge neighborhood of Los Angeles, in 1994.

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10 Dumbest Google Maps Fails Image via Googlesystem Google is as essential and ubiquitous in our lives today as mammoths were to our early ancestors. Hopefully our childrens childrens children will not find Google employees frozen in the Siberian ice. If they do, however, it will be because Google Maps led them there on the way to Rio. And if they do ever manage to unthaw one of these people-sicles, you can bet the newly unfrozen former employee of the big G will gasp out: Walking directions are in Beta! Join us as we take a " ahem, circuitous " tour of the ten dumbest Google Maps fails. 2011 Tōhoku earthquake and tsunami The 2011 earthquake off the Pacific coast of Tōhoku (東北地方太平洋沖地震, Tōhoku-chihō Taiheiyō Oki Jishin?) was a magnitude 9.0 (Mw) undersea megathrust earthquake off the coast of Japan that occurred at 14:46 JST (05:46 UTC) on Friday 11 March 2011,[2][3][8] with the epicentre approximately 70 kilometres (43 mi) east of the Oshika Peninsula of Tōhoku and the hypocenter at an underwater depth of approximately 30 km (19 mi).[2][9] The earthquake is also often referred to in Japan as the Great East Japan earthquake (東日本大震災, Higashi nihon daishinsai?)[10][11][12][fn 1] and also known as the 2011 Tohoku earthquake,[13] and the 3.11 earthquake. Earthquake[edit] The main earthquake was preceded by a number of large foreshocks, with hundreds of aftershocks reported. Geology[edit]

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