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Displaying 13 of about 13 results… Tonga-Hunga Ha’apai volcano in January created an initial wave 90 metres high – almost the height of the Statue of … comparable earthquake detection tools The initial tsunami wave created by the eruption of the underwater Hunga Tonga … meant tsunami warning centres did not detect the initial wave as they are programmed to detect tsunamis based on water …
… a travel time of 2.75 hours. Meanwhile, the air pressure wave resulting from the volcanic explosion was recorded in … pressure readings in Figure 3 indicate that the acoustic wave arrived in Mayaguez just before the tsunami, suggesting that the acoustic wave acted as a local source generating a tsunami within the …
… Geologists then pondered the cause of this unexpected wave. A team of researchers led by Utrecht University earth … the conditions for the tsunami, because such a huge wave only occurs when the seabed rises. "And from that … Geologists then pondered the cause of this unexpected wave. A team of researchers led by Utrecht University earth …
… from Mount Pinatubo in 1991 – and generated a shock wave that was heard in New Zealand and detected as far … For submarine volcanoes, these are harder to spot. The heat signatures of submarine volcanoes will only ever be … For submarine volcanoes, these are harder to spot. The heat signatures of submarine volcanoes will only ever be …
… reflection data into depth measurements using seismic wave velocities measured from drill holes (meaning the depth … generation, and hazard metrics like inundation extents, wave amplitudes, wave arrival times, and current velocities. Third, during two …
… This was closely followed by at least 13 separate shock-wave-type booms around the archipelago that coincided with … This was closely followed by at least 13 separate shock-wave-type booms around the archipelago that coincided with …
… flood 4. tropical cyclone 5. water scarcity 6. extreme heat 7. wildfire 8. earthquake 9. landslide 10. tsunami 11. … 38 Extreme Heat Hazard Levels (new in version 2) … for tsunami in Indonesia. Red zones show regions were wave height exceeds both elevation and the threshold on the …
… its newly shallow depths. In just over a minute, a tsunami wave towering more than 330 feet (100 meters) high sped … its newly shallow depths. In just over a minute, a tsunami wave towering more than 330 feet (100 meters) high sped …
… a tsunami that reached 42 meters in height. This wave destroyed the Scotch Cap lighthouse on nearby Unimak … Angeles and Long Beach in Southern California to higher wave heights from tsunamis generated by Alaskan earthquakes [ … a tsunami that reached 42 meters in height. This wave destroyed the Scotch Cap lighthouse on nearby Unimak …
… event chain that may propagate beyond direct physical wave impact, causing damages to coastal infrastructures … risk. They watched the sea receding before the tsunami wave crest inundated the city causing major destruction. Many … with the local knowledge of “Smong”, (which means huge wave). They effectively conducted self-evacuation without …
… models [40,41], a model able to simulate tsunami triggers, wave propagation, run-up, and inundation on the island. These … terrain level, resulting from the difference between the wave height derived from the results of simulations and the … 30 m resolution to make it equivalent to the model-derived wave height maps. 3. Materials and methods 3.1. Creating a …
… simulations. The output of the PTHA includes tsunami wave height distributions along the coast. Then, an indi- … hierarchy process. The PTHA findings show that the tsunami wave height is close to 3 m on the southern coast of the … warranted, and they should consider tsunami hazards (wave height, inundated area, flow depth, flow velocity, and …
… tsunami would have traveled, with on shore wave amplitudes significantly higher than would be expected … to an earthquake-generated tsunami9. A 1.2 m high tsunami wave was observed at Tonga’s capital Nuku’alofa on Tongatapu … broken the surface and afterwards was eroded away by wave action. It is south of Late Island and southwest of …