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Mount Michael Shows Persistent Activity Amid Volcanic Islands
Developing
In Short: Data from NASA indicate ongoing low-intensity activity at Mount Michael, a volcano in the South Sandwich Islands.
Data from NASA's MIROVA system show that Mount Michael, a volcano in the South Sandwich Islands, has been experiencing low-intensity activity for several years. Regular eruptions have occurred in the region in recent centuries, according to NASA Science. Researchers have concluded that Mount Michael hosts a persistent lava lake in its summit crater, based on thermal anomalies observed in Landsat, Sentinel, and ASTER satellite data over the past three decades.
Thermal observations from MODIS and VIIRS instruments have also been crucial in monitoring Mount Michael's activity. NASA's Aura satellite has provided additional insights into the emissions of sulfur dioxide and other gases from the volcano. However, the cloud-free window over Mount Michael is limited, as the satellite imagery often shows cloud cover.
The persistent activity at Mount Michael is part of a broader pattern of volcanic behavior in the South Sandwich Islands. According to Carmen Carmona, leader of the LZ experiment group at Penn State, the volcano's activity is a bright spot in an otherwise challenging environment. The LZ experiment, an international collaboration of 250 scientists and engineers from 39 institutions, is currently conducting research at the Sanford Underground Research Laboratory.
Image credit for the volcano's activity is attributed to Matthew Kapust, a researcher at the Sanford Underground Research Laboratory. The cloud-free window over Mount Michael, while limited, provides valuable opportunities for detailed observation and study. The ongoing activity at Mount Michael continues to attract attention from researchers and scientists, highlighting the dynamic nature of volcanic activity in the South Sandwich Islands.
Background
Mount Michael is an active stratovolcano on Saunders Island in the remote South Sandwich Islands of the South Atlantic Ocean. It is one of only a few volcanoes on Earth confirmed to host a persistent lava lake within its summit crater.
What's confirmed
What's still developing
- Nothing material beyond the confirmed record.