Separated horizontal and vertical components of unwrapped InSAR interferogram. Note that each image has a different scale bar (both in meters), with the horizontal component showing larger displacement values than the vertical component. The basemap is from OpenStreetMap.org. Credit: Mary Grace Bato and Paul Lundgren, NASA JPL-Caltech, ESA

Separated horizontal and vertical components of unwrapped InSAR interferogram. Note that each image has a different scale bar (both in meters), with the horizontal component showing larger displacement values than the vertical component. The basemap is from OpenStreetMap.org. Credit: Mary Grace Bato and Paul Lundgren, NASA JPL-Caltech, ESA

Separated horizontal and vertical components of unwrapped InSAR interferogram. Note that each image has a different scale bar (both in meters), with the horizontal component showing larger displacement values than the vertical component. The basemap is from OpenStreetMap.org. Credit: Mary Grace Bato and Paul Lundgren, NASA JPL-Caltech, ESA

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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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