'Ghost Island' born from mud volcanoes in Azerbaijan disappears once again; what's this mystery?

NASA discovered a ghost island in the Caspian Sea that emerged in early 2023 but has since vanished again. This island has appeared and disappeared several times since 1861. Located near Azerbaijan, it reappears due to a mud volcano. It rarely stays above water for more than two years.

'Ghost Island' born from mud volcanoes in Azerbaijan disappears once again; what's this mystery?
NASA discovered a ghost island in the Caspian Sea that emerged in early 2023 but has since vanished again. This island has appeared and disappeared several times since 1861. Located near Azerbaijan, it reappears due to a mud volcano. It rarely stays above water for more than two years.