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Keyword: northamericanplate

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  • 'Wind' from Earth's middle layer blows through a secret passage beneath Panama

    01/02/2022 10:06:59 AM PST · by SunkenCiv · 23 replies
    Live Science ^ | published 15 days ago | Stephanie Pappas
    A geological secret passage beneath Panama may explain why rocks from Earth's mantle are found more than 1,000 miles (1,609 kilometers) from where they originated.This opening, located some 62 miles (100 km) below Earth's surface, may allow a flow of mantle materials to travel all the way from beneath the Galápagos Islands to beneath Panama.This never-before-discovered form of transport may also help explain why Panama has very few active volcanoes. On the west coast of Central America, the Cocos tectonic plate is diving down and pushes oceanic crust under the continental crust of the North American, Caribbean and Panama tectonic...
  • Strong Earthquake Rocks Puerto Rico

    10/11/2008 7:54:20 AM PDT · by Ebenezer · 18 replies · 2,316+ views
    El Vocero de Puerto Rico (Spanish-language article) ^ | October 11, 2008 | Liz Arelis Cruz Maisonave
    (English-language translation) A strong earthquake was felt throughout all of Puerto Rico, with the strongest intensity in the town of Las Piedras, where the Seismic Network reported damage. The quake had an intensity of VI according to the Modified Mercalli Scale which measures earthquakes on a scale of I to X. Those measuring VI are characterized by a strong quake with a potential to cause slight structural damage. "At the moment of generating this bulletin damage has been reported; additional reports of minor damage can be expected considering the size and location of this earthquake," the Seismic Network reported on...