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  2. Philippine Institute of Volcanology and Seismology - Wikipedia

    en.wikipedia.org/wiki/Philippine_Institute_of...

    PHIVOLCS Observatory at Mount Hibok-Hibok.. The Philippine Institute of Volcanology and Seismology (PHIVOLCS, Filipino:; Filipino: Surian ng Pilipinas sa Bulkanolohiya at Sismolohiya [2]) is a Philippine national institution dedicated to provide information on the activities of volcanoes, earthquakes, and tsunamis, as well as other specialized information and services primarily for the ...

  3. PHIVOLCS earthquake intensity scale - Wikipedia

    en.wikipedia.org/wiki/PHIVOLCS_Earthquake...

    The PHIVOLCS earthquake intensity scale (PEIS; Filipino: Panukat ng Pagyanig ng Lindol) [1] is a seismic scale used and developed by the Philippine Institute of Volcanology and Seismology (PHIVOLCS) to measure the intensity of earthquakes. It was developed as upon a specific response to the 1990 Luzon earthquake. PHIVOLCS cites seismic scale ...

  4. List of active volcanoes in the Philippines - Wikipedia

    en.wikipedia.org/wiki/List_of_active_volcanoes...

    The list below showing 27 active volcanoes in the Philippines was based on the PHIVOLCS list with some included from the GVP. The number is not definite and depends on someone's definition of "active" or historical time frame. Descriptions under "eruptions" were based on the GVP website.

  5. List of Philippine government and military acronyms - Wikipedia

    en.wikipedia.org/wiki/List_of_Philippine...

    List of initialisms, acronyms ("a word made from parts of the full name's words, pronounceable"), and other abbreviations used by the government and the military of the Philippines. Note that this list is intended to be specific to the Philippine government and military—other nations will have their own acronyms.

  6. Earthquake - Wikipedia

    en.wikipedia.org/wiki/Earthquake

    In the (low seismicity) United Kingdom, for example, it has been calculated that the average recurrences are: an earthquake of 3.7–4.6 every year, an earthquake of 4.7–5.5 every 10 years, and an earthquake of 5.6 or larger every 100 years. [43] This is an example of the Gutenberg–Richter law.

  7. 2021 Davao del Sur earthquake - Wikipedia

    en.wikipedia.org/wiki/2021_Davao_Del_Sur_earthquake

    There was a foreshock which preceded the main quake, recorded M w 4.8 at 7:28 AM PST by Philippine Institute of Volcanology and Seismology with a PHIVOLCS Earthquake Intensity Scale of IV (Moderately Strong). [2] The foreshock lasted 10–15 seconds which made people feel dizzy and nauseated.

  8. 'This thing's heavy': Watch officers rescue giant sunfish ...

    www.aol.com/news/things-heavy-watch-officers...

    Bodycam footage shared by the Volusia Sheriff's Office shows officers trying to rescue a huge ocean sunfish stuck on the beach near Ponce Inlet.

  9. Biliran (volcano) - Wikipedia

    en.wikipedia.org/wiki/Biliran_(volcano)

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