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October 17, 2019

Islandnauts Make Discoveries at Hunga Tonga-Hunga Ha’apai

SEA Semester students make discoveries while exploring Earth's newest island, Hunga Tonga-Hunga Ha'apai!

"So there we were, wandering knee deep in sediments (waist deep in water), sticking our limbs in and out of the earth, scooping up mud and gravel beneath the sun and clouds. When someone found a hot spot, everyone rushed over (all stumbling with movement hindered) to experience the spa-like sensation. Using a thermal camera, we measured the temperature of the sediment by taking a picture of mud after lifting it out of the water. In the end, we discovered areas of underwater sediment in our study area (approximately one third of the lake shore) that were hotter than 100°F, with the hottest section at 127°F!"

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