Other rodents probably process the seismic vibrations when they are converted to airborne sounds in the burrow tunnel or chamber. |
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More powerful processors are demanded all the time in order to more accurately read seismic data. |
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It was an excellent environment for the seismic acoustic and infrared passive sensors once you could get them into the ground. |
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The aeromagnetic and seismic data suggest that the fault penetrates well into the middle crust. |
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Halfway across the Pacific, computer alarms also sounded and staff pagers beeped at a seismic centre in Honolulu. |
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The Base Balder Formation unconformity forms a highly undulating, structured seismic reflector. |
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Subhorizontal seismic reflectors interpreted as sills are present over a huge region in the basement underlying the Western Canada Basin. |
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Dating of the seismic reflectors in our dataset is hampered by the lack of accurately dated successions in deep boreholes in the region. |
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Commercial seismic sections from the North Sea do not image intra-basement reflectors very well. |
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Obviously, it would be a seismic shift at the New York Stock Exchange, but I think the handwriting is on the wall. |
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After a two-year closure for seismic retrofits, the Campanile's 200-foot-high viewing platform is now open. |
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Situated in a sensitive seismic zone, the country has been rocked by many earthquakes. |
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It also became apparent that the ridges are prime sites of seismic activity and basaltic eruption. |
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Off the Armorican margin, the S reflector has no direct seismic relationship with the location of crustal thinning. |
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Unit 3B, observed in the western Armorican transitional zone, is a seismic unit with low reflectivity. |
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For those who can sense the movement of ideological tectonic plates, this book represents the beginning of a seismic shift. |
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To achieve this goal we map the spatial distribution of volcanic seismic facies units. |
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In fact, farther to the southeast along the same fault zone, there are some more seismic gaps that are what we might describe as mature. |
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Axial loading from earthquakes is minimized by seismic dampers under the column bases. |
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Rifts typically also exhibit characteristic seismic and volcanic features, and contain thick sedimentary deposits. |
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The Earth's core is releasing a great deal of energy and it explains the weather patterns, the increase of seismic activity and volcanism. |
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Tedesco said the researchers' major concern is possible seismic activity under Lake Kivu. |
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The center said there were 43 mudslides, most of them located in Nantou County, where the seismic activity has made the county prone to mudflows. |
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One boon was a new awareness of the extent to which seismic activity affects Yellowstone's geothermal features. |
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The region experiences a high rate of seismic activity, making it susceptible to earthquake damage. |
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The Government has already identified areas that are vulnerable to earthquake based on seismic activity. |
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Area vulcanologists said seismic activity remained at stable, non-threatening levels. |
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The Indonesian archipelago sits on the Pacific Rim of Fire, noted for its volcanic and seismic activity. |
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We considered as positively correlated only those values clearly showing a marked deviation from the average seismic activity. |
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Intermediate and long-term predictions on timescales of between 1 and 100 years are generally based on past records of seismic activity. |
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The seismic activity on the volcano is not changing at all while these emissions are taking place. |
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In 1994, Tolstoy and her team deployed equipment on the ocean floor to record both seismic activity and tides. |
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Through measuring seismic activity, these scientists expect to predict an approaching eruption months in advance. |
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Seismology tells us only about physical properties such as seismic velocity, attenuation, and, more indirectly, temperature. |
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By the 1980s, many other countries were funding the collection of deep seismic reflection data for academic research. |
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Evaluation of the new seismic data from Bulgaria had yielded very interesting results, he said. |
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Someone had to man the rigs and further seismic surveying would be based at a nearby port. |
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Thus, recognition and mapping of the Hardangerfjord Shear Zone in the North Sea requires deep seismic data. |
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Before the wells were dug, surveys and seismic testing had to be undertaken using sonar equipment, to find the best site for digging. |
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The petroleum industry in particular invested heavily in these advances, being largely concerned with seismic surveying. |
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Others say that the squid deaths have been caused by underwater seismic surveys using air guns. |
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In spite of these reservations, the implications of applying the structural method to the seismic data are investigated in the following section. |
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Barring an event of seismic proportions, the ruling party's candidate will be Namibia's President-elect. |
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Reading some of the editorials you would think it was an event of seismic proportions. |
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It is a reminder that travel can have a seismic effect, either on the travellers and their homeland or the places visited. |
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Cramer believes that US broadcasting underwent a seismic shift on September 11 last year. |
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For three years, the seismometers recorded how seismic waves from hundreds of earthquakes worldwide bounced through the mantle. |
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Just as seismic waves travel through Earth, infrasonic waves travel through the air. |
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Seismic interpretation began with the generation of synthetic seismograms and subsequent ties to seismic data. |
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Using forward simulation, one can match seismic simulation results with observed seismographic data. |
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From geophysical, geological, and seismological information, seismic zoning maps have been made on a variety of scales. |
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Thirty two ocean bottom seismometers will also be deployed to acquire seismic refraction data. |
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We began the first seismic line on day two with an uphill washed-out creek bed of a trail. |
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The deeper horror in this book is the relentless nature of trauma and the toll it takes on those who witness its seismic effects. |
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Collectively, these ocean microseisms have an annual cumulative seismic energy comparable to that generated from earthquakes, said Kedar. |
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The seismic velocity in the zone underneath the Benioff zone has been found to be higher than normal. |
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The result incorporates a visible seismic infrastructure with shapes that reflect the traditional Gothic tracery. |
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A ray path is the trajectory that a small packet of seismic energy follows as it travels through the Earth. |
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The blast caused a seismic rupture that split off a sizable part of Canada and created what we now know as Vancouver Island. |
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The seismic horizons have been calibrated using biostratigraphic and lithological data from exploration boreholes in the UK and Faroes sectors. |
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The research integrates seismic interpretation, sedimentology and biostratigraphy from previously collected seismic data and piston cores. |
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He has been testing a 31-m trapezoidal steel box girder, 2 m deep, that would accommodate seismic displacement. |
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The grid acts as stiffening element, bracing the structure against seismic forces. |
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Light seismic frames brace the existing concrete structure with minimal disruption of the original space or the soil below. |
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Some ranchers found that water became unusable after seismic testing alone. |
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The seismic section shows upwarped reflectors in the upper crust which may be related to this convergence. |
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Churches in the four main centres had been selected to ensure a fair cross section of seismic scenarios in New Zealand. |
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He also made volcanological observations in the Andes, and he noted seismic events and structural features in the terrains of the Pacific coast. |
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Seismologists and volcanologists use both seismic and infrasonic signals to monitor volcanic activity. |
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Line drawings are more suitable than variable-area-wiggle plots for displaying large seismic sections at a size appropriate for publication. |
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The continental crust is not stratified like the oceanic crust and so does not have a characteristic seismic velocity structure. |
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Additional control on the subsurface continuity of the strata is provided by seismic data. |
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Since 1900, moderately damaging earthquakes have struck the seismic zone every few decades. |
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This value indicates a behaviour strongly controlled by intense seismic swarms, rather than by isolated fracturing episodes. |
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The July-August 2001 eruption at Etna was heralded by a seismic swarm initiated during the night of 12-13 July. |
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For the rich cinematography of Bernardo Bertolucci or the seismic shocks of Star Wars, your local cinema was once the only place to go. |
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Upward migration of heated hydrothermal fluids along fault planes may have been aided by seismic pumping. |
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Officials also knew that upgrading the building to meet seismic standards would cost a fortune. |
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There are several advantages in using an implosive source for seismic imaging beneath the seafloor. |
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We propose to continue, and hopefully complete, development of an implosive seismic source which can be used on the seafloor. |
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Four seismic forces will soon collide to test the president's true political acumen. |
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The seismic data show faulting of the subsurface sediments, possibly as dikes were injected into the center of the basin. |
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This eruption began in July 1995 with phreatic explosions following 3 years of precursory seismic activity. |
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A comparison of estimates of dip separation based on onshore geology and seismic data is presented later in the paper. |
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Foot-drumming of banner-tailed kangaroo rats and the chela drumming of the male fiddler crab are percussion-induced seismic signals. |
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In addition, the DOT has not explained the seismic risk to a tunnel built in loose fill versus a new elevated structure. |
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The Lofoten Margin Flows does not show any planation surfaces on top and its seismic character is very similar to normal oceanic crust. |
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For building in seismic areas, the post-and-beam style is the only method of cordwood building I would advise. |
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The scientists compared the time it took seismic waves generated by nearly identical earthquakes to travel through the Earth's inner core. |
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Skinny ties, slicked pompadours, and lots of lace turn excess into an understatement of seismic proportions. |
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The field oscillation measurements allow to discover coseismal, near seismic and pre-seismic electromagnetism. |
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These seismic waves in the crust are what people feel when they experience an earthquake. |
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The actual influence depth is much smaller since the seismic wave decreases rapidly with geometric damping. |
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It extends upwards from a depth of about 6 km, at which depth Precambrian crystalline basement is predicted from seismic refraction studies. |
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To this end we used an integrated modelling technique that combines several regional geophysical observables with available seismic data. |
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The overburden can be divided into three packages based on the geometry of the seismic reflections. |
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Like bats using echolocation to navigate through the night, geophysicists rely on seismic waves for information on the Earth's deep interior. |
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Potential drilling sites are located using 3D seismic data and a deep understanding of geology and geophysics. |
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The URSEIS seismic profile images the 2D crustal profile from the surface outcrop of the Dzhabyk batholith to the upper mantle. |
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The immense seismic vibrations from an impact can create temperatures high enough to melt or demagnetize some rocks in and near the crater. |
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An alternative approach is to use electromagnetic rather than seismic information. |
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The advantage of this approach is that the entire wave field emanating from a seismic source can be considered. |
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Based on stratigraphic, seismic and borehole data, the vertical displacement along the Mountain Front Fault is estimated to be 3-6 km. |
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Government scientists later used the mine for experiments on seismic detection of underground explosions. |
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Actual confirmation of the reserves would require detailed seismic work and exploratory drilling. |
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First, oilers must drill one or more exploratory wells on the basis of their seismic data. |
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There is considerable behavioral evidence to suggest that certain fossorial mammals do use the seismic channel to glean information about their surroundings. |
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In the case of the Sumatra-Andaman event, they used the Japanese Hi-Net array, consisting of about 700 high-quality seismometers, as antennae to track the seismic sources. |
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Most crustal rocks of interest to exploration geophysics are either inherently anisotropic or behave as anisotropic materials when sampled by seismic waves. |
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Problems often occur with seismic surveying at sea, such as battery power that is sapped after a few months and release mechanisms that do not perform correctly. |
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This adds to rising housing prices, due to high demand and a seismic shift in the demographic of a neighborhood. |
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Unpredicted pestilence, volcanic and seismic activity uprooted peoples from their established communities, forcing them to travel through uncharted territories. |
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The earthquakes indicate releases of seismic energy and magma movement. |
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In the year 2139 the world is havocked by a cataclysm of seismic activity. |
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The fishermen also blame the seismic work of oil companies, setting off explosions on the sea floor which may be responsible for killing many of the cod fry. |
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The masterpiece is huge, but structurally flawed and terribly vulnerable to seismic activity. |
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The seismic components of vocalizations were filtered and amplified separately from the acoustic signals to compensate for not having a preamplifier for the geophones. |
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This will upgrade and modernize the regional seismic networks that locate earthquakes and determine magnitudes, replacing aging sensors with modern instrumentation. |
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The flexibly jointed, modular form provides good seismic resistance. |
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The bill introduces a temporary 6-year tax exemption on income earned from non-resident drilling rigs and seismic ships involved in exploration for petroleum in New Zealand. |
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Previous cruises had logged the presence of vast seismic reflectors below the seafloor that were so dense that they were often mistaken for the seafloor itself. |
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Check out that link for a whole lot of spoddy NZ seismic info. |
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The best way to reduce the risk to marine life posed by seismic testing is to avoid conducting such surveys in rich environments, the biologist concluded. |
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The areal outline and estimated mass of the sylvinite beds were based on examination of drill hole data and review of interpreted vintage seismic maps. |
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Reinforced concrete core walls linked to the exterior columns of the building will help, providing both resistance to wind shear and seismic forces. |
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Additional seismic profiles have been used to build a grid of 2D models, which tie at line intersections to ensure consistency between the profiles illustrated here. |
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Deep seismic profiles show marked changes in structure along the orogen. |
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The method can be used for large-scale seismic data transmission. |
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From our new seismic dataset, we verify this crustal pattern. |
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The blind mole rat, S. ehrenbergi, receives seismic vibrations by pressing its lower jaw against the ground to transmit vibrations to the inner ear by bone conduction. |
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In many cases, the disconformity is identified only with difficulty in the seismic reflection data, and may be distinguishable only on regional or semi-regional scales. |
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In 1908 seismic activity accompanying the eruption onset was characterized by deep earthquakes in the northern flank and shallower ones in the Valle del Bove area. |
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However, seismic interpretation within the saddle is rendered difficult by the presence of numerous magmatic intrusions in the Cretaceous section. |
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Since this terrain is antipodal to the Caloris Basin, it has been speculated that it may have been caused by a focussing of seismic forces originating from the Caloris impact. |
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Recently he has focused on numerical modeling of seismic wave propagation. |
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For this to happen it will take a cultural change of seismic proportions. |
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For example, seismic instruments about 300 kilometers southwest of Mexico City detect the vibrations spreading from large temblors that occur even farther to the southwest. |
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There were also seismic activity earthquakes in central California. |
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The monitoring of seismic activity in Texas and studies of seismic risk are hampered by the small number of seismographic stations operating in the state. |
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Similar reinforced plinths were developed by the Getty museums in Los Angeles to absorb the seismic movements there. |
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Work on modern accretionary prisms and analogue experiments have recently emphasized the role of seismic activity in the generation of similar vein arrays. |
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And even the blogs covering this seismic event moment by moment were reluctant to sound the all-clear. |
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There is some control on the footwall and hanging-wall geometry associated with the Bristol Channel Thrust but no decisive seismic control on the amount of heave across it. |
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Similarly, the seismic vibrations produced when the ground suddenly ruptures radiate out through the Earth's interior from the rupture point, called the earthquake focus. |
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But this volume does not include the extensive network of seismic lines, industrial access roads, and pipelines needed to support these extractive industries. |
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Following a seismic retrofit, windows were carved into the concrete street facade to reveal the activities within and shed a welcoming glow onto the pavement at night. |
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They monitored cosmic-ray showers and seismic disturbances at each site. |
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Scientists currently are monitoring the seismic activity, as well as volcanic gasses being emitted and the swelling and contracting of the volcanic dome. |
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This result strongly agrees with the upward migration of seismic foci in the volcanic edifice, which has been found to precede recent flank eruptions. |
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Scientists said they believe the seismic activity is being caused by pressure from a reservoir of molten rock a little more than a mile below the crater. |
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The center also prepares seismic zonation maps and prepares risk or hazard maps for the Kingdom. |
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These waves arrive at seismic stations before secondary waves, or S-waves, which shake molecules from side to side. |
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The project's permanent installation of seismic cables covering 45 sq-km of the Valhall field. |
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Vanuatu sits on the Ring of Fire, the arc of seismic faults around the Pacific Ocean where earthquakes are common. |
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The seismic profiles contain a section of uniformly bedded sediments, and apparently deep seated diapiric features. |
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In Scotland, the seismic shift created by the debate on independence has given new impetus to grassroots democracy, in Wales and beyond. |
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The massive influx of petrodollars into the GCC throughout the decade created a seismic shift in power for global finance. |
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The region lies near the intersection of geological plates, with heavy seismic and volcanic activity. |
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By mapping the location of any small seismic events associated with the growing fracture, the approximate geometry of the fracture is inferred. |
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Accuracy of events located by seismic inversion is improved by sensors placed in multiple azimuths from the monitored borehole. |
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The cultural impact of both the film and the soundtrack was seismic throughout the world, prolonging the disco scene's mainstream appeal. |
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Seismologists can use the arrival times of seismic waves in reverse to image the interior of the Earth. |
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A piece of paper is wrapped around a rotating drum of the helicorder which receives the seismic signal from a seismometer. |
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For each predefined interval of data, the helicorder will plot the seismic data in one line before moving to the next line at the next interval. |
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It can automatically plot seismograms from 18 seismic signal sources and 3 time signals on a continuous reel of film. |
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Because P waves are the fastest seismic waves, they will usually be the first ones that the seismograph records. |
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The country is situated at the meeting point of the Eurasian Plate and the African Plate, leading to considerable seismic and volcanic activity. |
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Ocean water waves generate land seismic waves that propagate hundreds of kilometers into the land. |
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The geological causes of this earthquake and the seismic activity in the region continue to be discussed and debated by contemporary scientists. |
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Buildings in seismic zones are often constructed to take into account the oscillating frequencies of expected ground motion. |
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Generally, shot point data have less overposting when the data is posted perpendicular to the orientation of the seismic line. |
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Airy a hundred years later, during study of Himalayan gravitation, and seismic studies detected corresponding density variations. |
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Both seismic belts meet in Indonesia, making the region has relatively high occurrences of earthquake and volcanic eruption. |
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It is increasing its seismic investigations and developing tsunami warning systems. |
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Oceanic impacts of large meteorites are expected to have high efficiency in converting energy into seismic waves. |
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Many large earthquakes have occurred as a result of seismic activity at the Middle America Trench. |
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The Middle America Trench is not the only source of seismic activity in Central America. |
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These borders are regions of intense seismic activity, including frequent earthquakes, occasional tsunamis, and volcanic eruptions. |
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This could lead to landslides and increased seismic and volcanic activities. |
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Throughout history, seismic events have at times caused submergence of human settlements. |
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Ternate lies in a very active seismic region where active volcanic activity and frequent earthquakes are common. |
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Situated on the western fringes of the Pacific Ring of Fire, the Philippines experiences frequent seismic and volcanic activity. |
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For RTS to occur, there must be a seismic structure near the dam or its reservoir and the seismic structure must be close to failure. |
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Ventura County has a high rate of compression and seismic activity due to the converging San Andreas Fault. |
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Baby boomers began turning 65 in January, heralding a seismic shift in demographics worldwide. |
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The seismic shift in Mexico began in 1810 with the movement toward independence from Spain. |
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The soil slumpage due to fluid removal and to explosives used in seismic exploration cannot always be mitigated. |
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In Greenland, interpretation of 3D seismic on the Pitu Baffin Bay block and southern Greenland acreage well advanced. |
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Cairn said it was currently running a 3-D seismic programme to survey blocks in Baffin Bay and southern Greenland. |
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Its principal product line, which is sold worldwide, consists of marine air guns which are used in geophysical seismic surveys. |
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Following completion of drill hole BH 48 additional geophysics and seismic interpretations have been completed. |
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My first assignment, right out of school, was on a seismic research vessel off the east coast of Newfoundland in the Labrador Sea. |
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Seismology of azimuthally anisotropic media and seismic fracture characterization. |
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Sale provides an overview of the Arctic's seismic and volcanic activity, rock types, snow, ice flows, icebergs, and glacial landforms. |
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Using three-dimensional seismic and well data from the northern North Sea, we describe a large body of sand and interpret it as extrusive. |
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If you were following this saga, online, it felt like a seismic rumble. |
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The seismic weight of each floor of the structure includes the dead load and fraction of the live load acting on the floor. |
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The seismic waves produced by earthquakes include body waves which travel through the earth and surface waves which travel across it. |
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The earthquake is far enough from the Sultanate's lands and the seismic wave will be close to its core but with less power. |
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When an earthquake occurs, seismic waves go through the planet, and they travel at different speeds through different kinds of rock. |
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The underground test, which set off powerful seismic waves, drew condemnation from Britain, Washington, the UN and others. |
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Post-drilling mapping, along with new seismic interpretation, supports its technical and economic producibility. |
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The majority of the deficit occurred in July as seismic events in a primary mining stope caused a loss of 10 days of production in that stope. |
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The 332km2 Modiolus exploration 3D seismic survey was acquired to the west of the permit. |
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Among the first commercial applications for these new materials is a 40-inch-wide seismic expansion joint in a hospital in California. |
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Stratographic and groundwater monitoring wells are being drilled and 3D seismic, cap rock and reservoir testing programs are underway. |
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Expansion joint cover products can be used on wall and floor expansion joints for both seismic and standard building movement applications. |
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Faulting took place in a compressional regime as indicated by seismic profiles. |
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Furthermore, seismic tomography is being used to identify subducted slabs in the mantle, from which the location of former Panthalassic subduction zones can be derived. |
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Within the context of Kirchhoff migration, this stretch is associated to the variation in the curvature of isochron surfaces for different times on an input seismic trace. |
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However, the high porosity of the reservoir rock does cause an increase in seismic amplitude which can be used with an isopach map to determine net pay. |
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Official said it is essential to map the available resources of sea through oceanographic, bathymetric seafloor classification and high resolution seismic surveys. |
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The squiggly readouts from the electrodes look like seismic readings captured during an earthquake, and characteristic wave patterns are associated with different tasks. |
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The term seismic sea wave also is used to refer to the phenomenon, because the waves most often are generated by seismic activity such as earthquakes. |
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Prior to the availability of digital processing of seismic data in the late 1970s, the records were done in a few different forms on different types of media. |
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A better understanding of the geology of the area being fracked and used for injection wells can be helpful in mitigating the potential for significant seismic events. |
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At this time, marine geophysics surveying for engineering projects was in its infancy, with poor positioning and resolution from seismic profiling. |
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In addition the joint venture is also considering other additional appraisal, development and exploration drilling locations within the existing Modiolus 3D seismic. |
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First, explosions in the water are efficient generators of seismic waves, because hydroacoustic energy efficiently generates downgoing seismic waves below the water. |
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Experts believe they may have been affected by a seaquake off the Norwegian coast on August 30 or the operations of a ship carrying out seismic tests off Aberdeen. |
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He explained how progress towards the critical point where a stressed rock mass fractures and causes an earthquake can be monitored by analysing seismic shear, or S-waves. |
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The project will extend the interpretation to include gross depositional environment mapping, seismic facies analysis and play fairway analysis over time. |
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Just as seismic waves produced by earthquakes encode information about Earth's interior, Saturn's ring vibrations betray what's lurking inside the planet. |
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It's almost counterintuitive, the way seismic design has evolved. |
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The new technology, currently licensed by ASR to both Oxy Elk Hills and Oxy Permian, uses seismic wave stimulation technology to shake loose oil trapped in existing wells. |
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Teams can realize the full potential of azimuthal seismic data and take advantage of the reservoir information to define optimum reservoir drilling locations. |
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In an earlier work we showed computationally that it is possible to successfully employ nonlinear targeted energy transfers for seismic mitigation. |
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Models for the structure of the basin are in part based on their interpretation of the gravity anomaly together with data from seismic surveys and a borehole at Kempsey. |
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The great seismic discontinuities in the mantle, at 410 and 670 kilometer depth, are disrupted by the descent of cold slabs in deep subduction zones. |
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These seismic events, along with landslides, represent some of the most dangerous geologic hazards in the island and in the northeastern Caribbean. |
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Using seismic and geodetic data, Luzon was modeled by Galgana et al. |
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Recently, seismic tomography studies have found seismic wave speed anomalies under Iceland, consistent with a hot conduit 100 km across that extends to the lower mantle. |
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The geological and earthquake engineering scope will include assessment of geohazards, source characterization, probabilistic seismic hazard, and site response analyses. |
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Dr Joachim Gottsmann recorded incoming seismic waves from the earthquake at his office in the Wills Memorial Building, in Clifton, at the University of Bristol. |
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It will place the first seismometer directly on the surface of Mars to measure Martian quakes and use seismic waves to learn about the planet's interior. |
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The team also analyzed Apollo lunar seismograms using array processing, techniques that identify and distinguish signal sources of moonquakes and other seismic activity. |
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It will contribute to calculating the amount and direction of crustal movements in Abu Dhabi and associating them to the seismic activity study in the region. |
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The program is based on thermal radiation, seismic shaking, ejecta deposition and air blast and was developed by scientists at the University of Arizona. |
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Due to the presence of several active geologic faults and the Central America Volcanic Arc, there is a great deal of seismic activity in the region. |
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When the meteorite impacts a continent, the lower efficiency of kinetic energy conversion into seismic energy is not expected to create an antipodal hotspot. |
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On 26 February 2010, unusual seismic activity along with rapid expansion of the Earth's crust was registered by the Meteorological Institute of Iceland. |
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The Norwegian authorities acquired seismic reflection surveys through the following years, which were analysed to understand the location of the main sedimentary basins. |
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