University of Cambridge volcanologist Nial Peters describes using spectroscopy to measure volcanic emissions along the Andes. The “Trail by Fire” team used an Ocean Optics Flame spectrometer aboard a UAV to make measurements in this extreme environment.
For more information on Trail by Fire visit: http://trailbyfire.org
For more about the Flame spectrometer, visit http://oceanoptics.com/product/flame-spectrometer/