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Surveying beach in Goleta, CA

Detailed Description

USGS geomorphologist Pat Limber drives an all-terrain vehicle equipped with differential GPS, on Ellwood Beach in Goleta, California, collecting topographic, or elevation and contour, data. These data, accurate to about 1 inch (about 2 centimeters) both horizontally and vertically, are used to monitor seasonal beach changes.


Public Domain.