Scientists Monitoring Hawaii Lava Undertake Risks

September 17, 2014 11:27 PM

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New photos from the U.S. Geological Survey's Hawaiian Volcano Observatory give a glimpse into the hazardous work scientists undertake to monitor lava that's threatening to cross a major highway.

Photos taken this week include a shot of a geologist wearing protective clothing using a radar gun to measure the speed of lava flowing from Kilauea volcano. His measurements help Hawaii County Civil Defense officials prepare for the lava, which the observatory estimates could cross the Puna distric...

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