tonga-4up

Top: Hunga Tonga and Hunga Ha’apai were separate islands that grew together over the course of seven years.

Bottom: The eruption on Jan. 14, 2022 sunk the main vent below sea level, enabling the eruption the following day to all but obliterate the islands.
Dates: Nov. 16, 2021; Jan. 7, 2022; Jan. 15, 2022; and Jan. 18, 2022.
Photo Credit: PLANET LABS PBC