Observations of a stratospheric aerosol veil from a tropical volcanic eruption in December 1808: is this the Unknown ∼1809 eruption?

• Published in: Climate of the Past
• Main Authors: A. Guevara-Murua, C. A. Williams, E. J. Hendy, A. C. Rust, K. V. Cashman
• Format: Article in Journal/Newspaper
• Language: English
• Published: Copernicus Publications 2014
• Subjects: Environmental pollution; TD172-193.5; Environmental protection; TD169-171.8; Environmental sciences; GE1-350; Hipólito; ice core
• Online Access: https://doi.org/10.5194/cp-10-1707-2014; https://doaj.org/article/9518fbcb68b74b36808cd367ba93b3c7

The Unknown eruption of 1808/1809 was the second most explosive SO 2 -rich volcanic eruption in the last two centuries, eclipsed only by the cataclysmic VEI 7 Tambora eruption in April 1815. However, no eyewitness accounts of the event, and therefore its location, or the atmospheric optical effects...