Edna Dualeh
@ednadualeh.bsky.social
📤 1425
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Remote sensing fellow at University of Bristol looking at volcano deformation using SAR data. 🛰️
reposted by
Edna Dualeh
Alessandro La Rosa
about 1 month ago
Following the
#HayliGubbi
eruption, our paper on the Erta Ale dike of Jun-Jul is finally out. InSAR, optical data and seismicity showed the temporal evolution of the intrusion and the interaction of magmatic sources, including a sill inflation in Hayli Gubbi.
@earth-science.bsky.social
#geoscience
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Frontiers | Segmented dike intrusion linked to multi-level magma storage during and before the 2025 eruption at Erta Ale (East Africa)
IntroductionDike intrusions can assist continental rifting and plate divergence. However, our understanding of the magma dynamics during diking and the archi...
https://www.frontiersin.org/journals/earth-science/articles/10.3389/feart.2025.1719687/full
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reposted by
Edna Dualeh
🇺🇦
about 1 month ago
#HayliGubbi
eruption rate estimates using SEVIRI data
@simoncarn.bsky.social
@davidmpyle.bsky.social
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reposted by
Edna Dualeh
about 1 month ago
Our preliminary analysis of the satellite observations of the
#hayligubbi
#eruption
is now available online:
comet.nerc.ac.uk/event-respon...
. Details of the eruption onset, SO2 emissions and precursory deformation.
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Event Response Reports - COMET
25th November 2025: COMET Event Response Report 2.4 – Erta Ale/Hayli Gubbi Purpose/Caveats: This event response report was produced to assist situational awarenessand rapid response efforts. It repres...
https://comet.nerc.ac.uk/event-response-reports/
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reposted by
Edna Dualeh
about 1 month ago
The Hayli Gubbi tephra has been sampled. These are photos from my sampling expedition on 24 Nov with the University of Semera from around 10 km north of Hayli Gubbi
@sorcerinsar.bsky.social
@alarosa.bsky.social
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reposted by
Edna Dualeh
EUMETSAT
about 1 month ago
An eruption from the
#HayliGubbi
volcano in
#Ethiopia
resulted in a large ash cloud, visible here from space. 🌋 This impressive view was seen 36,000km above Earth by our Meteosat-12 satellite on 23 November at 13:40 UTC.
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reposted by
Edna Dualeh
about 1 month ago
Activity at Hayli Gubbi began in July when there was an eruption at Erte Ale. Magma propagated 30 km south passing under Hayli Gubbi. Since then, there has been a small plume, quasi-continuous SO2 emissions and uplift. Details in
@uk-comet.bsky.social
event response report:
tinyurl.com/y3nfdfj8
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https://tinyurl.com/y3nfdfj8
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reposted by
Edna Dualeh
Prof. Simon Carn
about 1 month ago
An explosive
#eruption
of Hayli Gubbi
#volcano
, located SE of Erta'Ale in the Afar Rift (Ethiopia), began at ~08:30 UTC on Nov 23. Eruption onset was fortuitously captured by a
@planet.com
overpass at 08:31 UTC. Hayli Gubbi has no record of Holocene eruptions. Toulouse VAAC reporting ash to ~15 km.
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reposted by
Edna Dualeh
UK COMET
5 months ago
COMET+ webinar SAR-empowered diagnosis of acute and chronic natural hazards Wednesday 20th August 2025 at 10am UK time (10 am BST /11 am CEST/ 5 pm China ST/ 7 pm AET) Dr Xie Hu Peking University, China Please register at:
events.teams.microsoft.com/event/2b3cb7...
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reposted by
Edna Dualeh
6 months ago
If you are interested in the Fentale diking episode then have a read of Prof. Elias Lewi's new paper in Bull. Volc.
link.springer.com/article/10.1...
@alarosa.bsky.social
@sorcerinsar.bsky.social
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Scientific response to the 2024–2025 dyke intrusions in the Fentale-Dofen Region, Ethiopia: geophysical monitoring, surface manifestations, and hazard mapping - Bulletin of Volcanology
In continental rifts, tectonic deformation, magmatic processes, and earthquakes interact dynamically reflecting the crust’s complex response to extensional stress and evolving subsurface and surface c...
https://link.springer.com/article/10.1007/s00445-025-01852-x?utm_source=rct_congratemailt&utm_medium=email&utm_campaign=oa_20250714&utm_content=10.1007%2Fs00445-025-01852-x
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reposted by
Edna Dualeh
Jenni Barclay
6 months ago
So long
#iavcei25
- thanks for all the inspiration, the conversations, scenery and the volcanic 🌋🌋 heat! ❤️☄️♨️♨️
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reposted by
Edna Dualeh
Univ. Bristol Volcanology Group
6 months ago
Are they being 🌋 or trying to spell "Bristol"... who knows... either way, a fantastic week of science from our current Masters students all the way to our Head of School!
@volcanojenni.bsky.social
@alisonrust.bsky.social
@pyroclasticpete.bsky.social
@julietbiggs.bsky.social
@ednadualeh.bsky.social
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reposted by
Edna Dualeh
Univ. Bristol Volcanology Group
6 months ago
Most of the University of Bristol Volcanology Research group finishing up a VERY hot week in Geneva for the
#IAVCEI2025
@iavcei.bsky.social
conference - the biggest gathering of volcanologists in the world every few years! Well done team! 👏🏼 🌋
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reposted by
Edna Dualeh
Karen Lange
6 months ago
I had a lot of fun at the poster session last night! It inspired lots of new ideas. Thanks to everyone who came by to help me decide what my next step should be.
#worm25
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reposted by
Edna Dualeh
Graham Leonard
6 months ago
@iavcei.bsky.social
made a spreadsheet of tomorrows talks
#iavcei2025
-
docs.google.com/spreadsheets...
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IAVCEI2025schedule
https://docs.google.com/spreadsheets/d/1sFl1HlCfnDWuEsWDlCffNVca9-pi1FddiHGYAt8xA2E/edit?usp=sharing
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reposted by
Edna Dualeh
UK COMET
6 months ago
Sadly, it's the final day of
@esa.int
#LPS25
in Vienna. There are are still lots of interesting sessions to attend, including talks by
@julietbiggs.bsky.social
and Luke Bateson (
@bgs.ac.uk
) on using AI for monitoring natural hazards,
@ednadualeh.bsky.social
and Camilla Medici. Full schedule below:
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reposted by
Edna Dualeh
UK COMET
6 months ago
Day 3 at
#lps25
wrapped up! Lots of COMET talks and posters to see…. and a little COMET group photo of those we could gather during the focaccia break. On to day 4 now!
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reposted by
Edna Dualeh
Thomas R. Walter
6 months ago
100,000 orbits! The radar satellite
#TerraSARX
has circled Earth 100,000 times, delivering high-resolution radar data for volcanoes (and other sites of course). A milestone in space-based Earth observation leading to exciting research at
#GFZ
!
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Day 1 of
#LPS25
was poster day for me! A non-stop session filled with lots of interesting chats about our work (and beyond). Missed it? No worries - I’ll be giving a rapid-fire 5min talk on the same topic during the Living Planet Fellowship session Friday morning 👀
6 months ago
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reposted by
Edna Dualeh
UK COMET
6 months ago
It's been a great start to the
@esa.int
Living Planet Symposium 2025!
#lps25
If you're in Vienna, join us at the poster session this afternoon (see below) and to hear about "Routine Global Volcano Monitoring Using Sentinel-1 Data and the LiCSAlert Algorithm", presented by
@geoandyhooper.bsky.social
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reposted by
Edna Dualeh
Simon Proud
7 months ago
Preparing for
#LPS25
by putting together some beautiful images from the Sentinel-3 mission. Check out all these wonderful pictures of our planet, all taken by S3 within the last 24 hours! Nice example of the excellent collaboration between
@esa.int
,
@eumetsat.int
and
@ec.europa.eu
!
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reposted by
Edna Dualeh
SENSE CDT
6 months ago
📢
#LPS25
Highlight! 📢 Swing by the Poster Area (X5) to explore SENSE’s Megan Udy’s captivating work: “Remote Sensing Analysis of Forest Disturbance and Recovery at Volcanoes Worldwide” 🗓️ Monday 23 June | 🕠 17:45–19:00 📍 From eruptions to regrowth—don’t miss this global view from space!
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Hello, Bluesky! 🤗 After a little post-shyness, I’m jumping in with 2 weeks of conference adventures (or at least the train journey to them)! First stop:
#lps25
! 🚆Bristol → London → Amsterdam → Vienna🚆
6 months ago
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reposted by
Edna Dualeh
Damian Marley
6 months ago
Dark Emu in full flight, winter solstice night. The dark Coal Sack nebula under the Southern Cross forms the emu's head. The glowing area at the emu's feet (near the tree) marks the centre of the Milky Way galaxy. A beautiful treasure in our sky. June 21st 2025
#astrophotography
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