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Using terrestrial radar system at Kīlauea

By Hawaiian Volcano Observatory January 2023 (approx.)
Color photograph of scientist using instrument to monitor eruption
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Detailed Description

Dr. Lis Gallant deploying a terrestrial radar system during the January 2023 eruption of Kīlauea. This instrument can detect small-scale changes in the shape of the lake’s surface and calculate the speed at which those changes are occurring. USGS photo. 

Sources/Usage

Public Domain.