UH-Hilo researchers, drone map lava flow

This photo taken Nov. 19, 2014, in Hilo, Hawaii, shows University of Hawaii at Hilo researchers Ryan Perroy, left, Arthur Cunningham, middle, and Nicolas Turner, right, display some of their unmanned aerial vehicles they use on their flight team with the UH-Hilo Spatial Data Analysis and Visualization Laboratory. The team has been working to map the June 27 lava flow as it continues to impact the lower Puna area.

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