The scientific consensus on the January 2022 Hunga Tonga–Hunga Haʻapai eruption has shifted from immediate shock to a deep understanding of its long-term legacy. A major international report released in late December 2025 confirms that this was not just a volcanic event, but a "stratospheric water-bomb" that reshaped atmospheric chemistry in ways never before seen in the satellite era. The eruption injected approximately 150 million metric tons of water vapor into the stratosphere—enough to fill

13K views · 694 reactions | NASA has followed the Pacific Islands...

61K views · 886 reactions | On Jan. 13, 2022, the Himawari-8 satellite captured an explosive eruption of the Hunga Tonga-Hunga Ha'apai volcano, located in the South Pacific Kingdom of Tonga.  A tidal gauge in Nuku'alofa, the capital of Tonga, measured a one-foot tsunami wave that resulted from the blast. Credit: National Oceanic and Atmospheric Administration (NOAA) and operational partners at the Japan Meteorological Agency | Science Channel | Facebook