Massive 2022 eruption reduced ozone levels November 20, 2023 The Hunga Tonga-Hunga Ha’apai volcano changed the chemistry, dynamics of Earth’s stratosphere Read More »
The Hunga-Tonga Ha’apai Eruption October 5, 2023 This event has passed. See the seminar recording here: Dr. Mark R. Schoeberl Science and Technology Corporation Monday September 25, 2023, 2 PM ET Read More »