Photos documenting fissures in areas near Taal Volcano. The first image corresponds to location 6 in the fissure map, and with fissures in this area showing 20-60 centimeters of vertical displacement. The second image corresponds to location 3 in the fissure map, and shows 30-40 centimeters of vertical displacement. Credit: PHIVOLCS

Photos documenting fissures in areas near Taal Volcano. The first image corresponds to location 6 in the fissure map, and with fissures in this area showing 20-60 centimeters of vertical displacement. The second image corresponds to location 3 in the fissure map, and shows 30-40 centimeters of vertical displacement. Credit: PHIVOLCS

Photos documenting fissures in areas near Taal Volcano. The first image corresponds to location 6 in the fissure map, and with fissures in this area showing 20-60 centimeters of vertical displacement. The second image corresponds to location 3 in the fissure map, and shows 30-40 centimeters of vertical displacement. Credit: PHIVOLCS

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Alka Tripathy-Lang, PhD

Alka Tripathy-Lang is a freelance science writer based in Chandler, Arizona, and holds a Ph.D. in geoscience.
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