Scientists Are Flying Drones Into Active Volcanoes for Science – Interesting Engineering

There are an estimated 300 active volcanoes around the world. Monitoring them to forewarn the public is an important undertaking, but measuring volcanic gas emissions is not an easy feat. Recently, to aid this effort, researchers have designed specialized drones to watch and monitor an active volcano in Papua New Guinea. 
Their findings can prove useful to local communities nearby volcanoes by forecasting impending eruptions while also benefitting scientists understand more about inaccessible active…

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