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These swirls of discolored water are signs that Kaitoku, a triple-peaked submarine volcano north of Io Jima, is active. ๐ŸŒŠ๐ŸŒ‹

@nasaโ€™s #Landsat 8 satellite captured these images on Jan. 3, 2023. Activity started in August 2022 has continued periodically. https://go.nasa.gov/3GFjh4i
#NASAEarth

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