Volcanic Gas studies in Hawaii—then and now

Volcanic Gas studies in Hawaii—then and now...

Detailed Description

Gas sampling then and now: the left image shows Shepherd and Day's hornito gas sampling set up in May 1912; the right images is the FTIR looking into the Halema‘uma‘u vent, acquiring the same sort of information today.

Details

Image Dimensions: 960 x 720

Date Taken: