Authors: H. Mackay, G. Plunkett, B. J. L. Jensen, T. J. Aubry, C. Corona, W. M. Kim, M. Toohey, M. Sigl, M. Stoffel, K. J. Anchukaitis, C. Raible, M. S. M. Bolton, J. G. Manning, T. P. Newfield, N. Di Cosmo, F. Ludlow, C. Kostick, Z. Yang, L. Coyle McClung, M. Amesbury, A. Monteath, P. D. M. Hughes, P. G. Langdon, D. Charman, R. Booth, K. L. Davies, A. Blundell, G. T. Swindles

Venue: N/A

Type: Publication

Abstract: The 852/3 CE eruption of Mount Churchill, Alaska, was one of the largest first-millennium volcanic events, with a magnitude of 6.7 (VEI 6) and a tephra volume of 39.4–61.9 km3 (95 % confidence). The spatial extent of the ash fallout from this event is considerable and the cryptotephra (White River Ash east; WRAe) extends as far as Finland and Poland. Proximal ecosystem and societal disturbances have been linked with this eruption; however, wider eruption impacts on climate and society are unknown. Greenland ice core records show that the erup... (read more)

DOI: 10.48350/171012 (Found 3 versions)