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GPS survey is caught on camera from the helikite

By Woods Hole Coastal and Marine Science Center
An aerial photo looking down on the beach to a person.
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Detailed Description

Ground surveys work in tandem with aerial surveys. USGS Geographer Jin-Si Over walks below the helikite using GPS gear to create Ground Control points, the helikite, which is taking photos of the beach will use the surveyed targets to create a map of the beach.

Sources/Usage

Public Domain.