Late-breaking AGU session on the 2021 South Sandwich Islands earthquake sequence

Jonathan Weiss jonathan.weiss at uni-potsdam.de
Fri Oct 1 18:43:48 UTC 2021


Please note that the submission deadline for this special session has 
been extended to Monday 04 May 2021 23:59 EDT/03:59 +1 GMT.

You still have time to submit an abstract.

Thank you.

On 9/2/21 10:30 AM, Jonathan Weiss wrote:
> Dear members of the community,
>
> We would like to draw your attention to a newly announced 
> late-breaking session  at the AGU Fall Meeting 2021!
>
> -- 
>
> The August 2021 South Sandwich Islands earthquake sequence: What 
> happened, regional tectonic context, and potential for South Atlantic 
> hazards
>
> On August 12, 2021 a complex earthquake sequence occurred beneath the 
> South Sandwich Islands along the Scotia Arc. Magnitude estimates for 
> the two (or more?) possibly slow ruptures are still under debate, 
> though most estimates suggest that at least one event in this doublet 
> was a great earthquake (M8+). Additionally, this sequence generated a 
> far-reaching tsunami, highlighting a clear need for better 
> understanding of seismic potential and improved geohazard monitoring 
> in the southern oceans.
>
> In this late-breaking session we welcome contributions that 
> characterize the complex main events and associated aftershocks, 
> discuss the observations and forecasts of the subsequent tsunami from 
> both operational and post-event perspectives, address the regional 
> tectonics of the Scotia Plate, paleo- and historical seismicity, and 
> potential for future tsunami hazards along the Atlantic coasts of 
> South America, Africa, and Antarctica.
>
> -- 
>
> The session is now open for submissions. Log in to your AGU User 
> Portal (https://agu.confex.com/agu/fm21/gateway.cgi?), select 
> "Late-breaking Sessions" from the left-hand menu, and choose "The 
> August 2021 South Sandwich Islands earthquake sequence: What happened, 
> regional tectonic context, and potential for South Atlantic hazards".
>
> The submission deadline is 29 September 2021 23:59 EDT/03:59 +1 GMT. 
> Authors may submit to this late-breaking session even if they have 
> already submitted the maximum number of first-author abstracts allowed 
> to other sessions.
>
> Thank you for your attention. We look forward to seeing you virtually 
> or in person in December.
>
> Conveners:
> Erica Emry
> Jonathan Weiss
> Summer Ohlendorf
> Matthew Herman
>


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