Podcast Maré Sonora ® · video

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Volcanologist Nicole Richter conducts remote sensing research on active volcanoes in the South Sandwich Islands, specifically Zavodovski Island, using satellite imagery and drone-based mapping.18:26 Richter monitors surface deformation—centimeter-scale inflation—to detect volcanic pressurization and potential eruptions.3:52 During expeditions aboard the vessel *Vinson of Antarctica*, she integrates thermal sensors, hyperspectral sensors, and laser scanners to create high-resolution topographic maps of volcanic edifices.53:13 These missions involve interdisciplinary teams, including penguinologists, to study the island’s large chinstrap and macaroni penguin colonies.18:53 Because the region lacks ground-based monitoring, researchers rely on satellite data and rare site visits to assess volcanic stability and hazards.18:19 When anchoring is impossible due to high winds or deep water in the caldera, the crew utilizes a drifting strategy, motoring back upwind to maintain position while conducting surveys.36:29 Richter emphasizes that professional risk assessment, specialized training, and team cohesion are essential for safety in such remote, high-latitude environments.0:10

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