Examples of aftershock sequence “images” from the DeVries et al. database, plotted using the aftershock gridded maps generated by DeVries et al. Each white pixel represents a geographic cell where at least one aftershock occurred.

Examples of aftershock sequence "images" from the DeVries et al. database, plotted using the aftershock gridded maps generated by DeVries et al. Each white pixel represents a geographic cell where at least one aftershock occurred.

Examples of aftershock sequence “images” from the DeVries et al. database, plotted using the aftershock gridded maps generated by DeVries et al. Each white pixel represents a geographic cell where at least one aftershock occurred.

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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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