Prof. Val Troll
@magmatroll.bsky.social
๐ค 51
๐ฅ 22
๐ 21
Volcano and igneous petrology professor at Uppsala University, Sweden
reposted by
Prof. Val Troll
Pablo J. Gonzรกlez
21 days ago
It took a lot of effort but finally we are in La Palma!! Exposition about the deployment carried out by our 240 pax
@csic.es
Canary Islands team (largest Spanish research institution) that got together during the 2021 Tajogaite eruption doing research by sea, land and air. ๐๐ช
add a skeleton here at some point
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Large Sulfur Deposit forming on Tajogaite, La Palma:
www.youtube.com/shorts/bUg9f...
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VOLCANO Science: Large Sulfur Deposit forming on Tajogaite, La Palma #sulfur #volcano #geology #gas
YouTube video by Val Troll's Volcano Channel
https://www.youtube.com/shorts/bUg9fU-5mHY?feature=share
23 days ago
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Frothy Xenolith (Xenopumice) have been found in several volcanoes in the Dessert of Saudi Arabia. What can they tell us about the underlying basement and how magma travels through it? Here our new article summarising our ideas:
doi.org/10.1016/j.jv...
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Redirecting
https://doi.org/10.1016/j.jvolgeores.2025.108504
24 days ago
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Interested in Mechanical Properties of Pyroclastic Deposits? Our new Article might be of interest then... Have a Look:
link.springer.com/article/10.1...
24 days ago
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reposted by
Prof. Val Troll
Pablo J. Gonzรกlez
2 months ago
Nice couple of days at Teide volcano summit ๐ to understand hydrothermal alteration and associated risks with
@magmatroll.bsky.social
(Uppsala Univ) and
@rottnrock.bsky.social
ERC synergy grant cc
@ipna.csic.es
@csic.es
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reposted by
Prof. Val Troll
ROTTnROCK
about 2 months ago
The ROTTnROCK team investigate Boiling Lake in Dominica! ๐ฉ๐ฒ ๐
@trwalter.bsky.social
@magmatroll.bsky.social
@arianeloisel.bsky.social
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*FIRST ERUPTION DRILL on TENERIFE*; How did it go? Interview with Pablo Gonzalez:
www.youtube.com/watch?v=bh5X...
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*ERUPTION DRILL* on Tenerife; Interview with Dr Pablo Gonzalez (CISIC) #volcano #hazard #drill #lava
YouTube video by Val Troll's Volcano Channel
https://www.youtube.com/watch?v=bh5XjER2bhU
3 months ago
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Interested in Research on Teide Volcano and Tenerife? A Series of exciting Talks lined up for later this Month:
www.youtube.com/watch?v=t7MU...
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Ciclo de Conferencias de La Torre de las Nubes | DรA 1
YouTube video by Volcano Teide
https://www.youtube.com/watch?v=t7MUr92hENs
3 months ago
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reposted by
Prof. Val Troll
Rock Lab Strasbourg
4 months ago
A two part feature! Lectures and scientific discussions today at the Fakultas Teknik Geologi at Universitas Padjadjaran and the Politeknik Geologi & Pertambangan AGP! ๐
@magmatroll.bsky.social
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From LAVA Berm to GRINDAVIK and Back; April 2025; Feb 2024, and Jan 2024 Lava Fields, Iceland:
www.youtube.com/watch?v=lSp0...
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From LAVA Berm to GRINDAVIK and Back; April 2025; Feb 2024, and Jan 2024 Lava Fields #volcano #drone
YouTube video by Val Troll's Volcano Channel
https://www.youtube.com/watch?v=lSp0CAhkZRw
4 months ago
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reposted by
Prof. Val Troll
ROTTnROCK
5 months ago
@rottnrock.bsky.social
PI
@claireharnett.bsky.social
receiving the George Walker award! ๐ฅณ
@iavcei.bsky.social
add a skeleton here at some point
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Tajogaite Crater Complex on La Palma, Canary Islands, almost 4 years after the Eruption. Have a Look:
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6 months ago
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Mark those Dates:
7 months ago
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reposted by
Prof. Val Troll
ROTTnROCK
7 months ago
The ROTTnROCK general assembly in Sweden ๐ธ๐ช has now come to a close! Amazing few days discussing all things rotten, and at a great location!
@magmatroll.bsky.social
@rocklabstrasbourg.bsky.social
@claireharnett.bsky.social
@trwalter.bsky.social
Next one to be held in Strasbourg! ๐ซ๐ท
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reposted by
Prof. Val Troll
Ariane Loisel
7 months ago
๐๐ฑ On the train journey back from Sweden ๐ธ๐ช to Strasbourg ๐ซ๐ท after a fantastisk ROTTnROCK annual general assembly, filled with inspiring talks ๐. Huge thanks to the Uppsala team (
@magmatroll.bsky.social
) for the top-notch organisation ๐ฏ
@rottnrock.bsky.social
@rocklabstrasbourg.bsky.social
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reposted by
Prof. Val Troll
ROTTnROCK
8 months ago
Ariane Loisel
@arianeloisel.bsky.social
testing the strength of the outcrops at Mombacho ๐๐ณ๐ฎ we aim to make a 3D model of the volcano to investigate stability
@claireharnett.bsky.social
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reposted by
Prof. Val Troll
ROTTnROCK
8 months ago
Steamy! Active fumaroles at Mombacho volcano in Nicaragua ๐๐ณ๐ฎ
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reposted by
Prof. Val Troll
Thomas R. Walter
9 months ago
3D scanning of alteration rock samples from volcanoes. It is part of the ERC project RottNRock!
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Interested in Ocean Island Petrogenesis? Have a Look at our new paper on El Hierro led by Claudia:
link.springer.com/article/10.1...
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Mush system heterogeneities control magma composition and eruptive style on the Ocean Island of El Hierro, Canary Islands - Contributions to Mineralogy and Petrology
The study of recent eruptions in Ocean Islands (OIs) provides a unique window into the magma dynamics governing their plumbing systems and the mechanisms leading to eruptions. Here we present an integ...
https://link.springer.com/article/10.1007/s00410-025-02216-6
8 months ago
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Quick Update on latest Iceland Eruption availabe here:
www.youtube.com/watch?v=ubAa...
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Eruption #11 on the Reykjanes Peninsula (1/4/2025): Can Grindavick be saved? #lava #hazard #volcano
YouTube video by Val Troll's Volcano Channel
https://www.youtube.com/watch?v=ubAaWJinsMI
9 months ago
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reposted by
Prof. Val Troll
Join the RottnRock team and work with us on Hydrothermal Processes and associated Volcanic Hazards at Uppsala. Two postdoc positions have just opened:
uu.varbi.com/en/what:job/...
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2 Postdoctoral positions in hydrothermal processes in volcanic systems
2 Postdoctoral positions in hydrothermal processes in volcanic systems Are you interested in working with volcanic hazards associated with hydrothermal alteration with the support of competent and fri
https://uu.varbi.com/en/what:job/jobID:806854/
9 months ago
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reposted by
Prof. Val Troll
Rock Lab Strasbourg
9 months ago
Amazing altered samples from Las Caรฑadas caldera in Tenerife! ๐๐คฉ
@rottnrock.bsky.social
@trwalter.bsky.social
@magmatroll.bsky.social
@claireharnett.bsky.social
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Join the RottnRock team and work with us on Hydrothermal Processes and associated Volcanic Hazards at Uppsala. Two postdoc positions have just opened:
uu.varbi.com/en/what:job/...
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2 Postdoctoral positions in hydrothermal processes in volcanic systems
2 Postdoctoral positions in hydrothermal processes in volcanic systems Are you interested in working with volcanic hazards associated with hydrothermal alteration with the support of competent and fri
https://uu.varbi.com/en/what:job/jobID:806854/
9 months ago
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TAMBORA ERUPTION 1815 and the Year without a Summer: Here a little Summary:
www.youtube.com/watch?v=g-H-...
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Mount Tambora Massive Eruption That Caused The Year Without a Summer
YouTube video by JustAs it is
https://www.youtube.com/watch?v=g-H-RktQ3Tk&t=3s
10 months ago
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*Join us at Goldschmidt - Session 4c Recent Volcanic Eruptions* Session: 04c - Taking the pulse of hazardous eruptions; High resolution and syn-eruptive analyses of recent volcanic events Submit your abstract and find out more at:
conf.goldschmidt.info/goldschmidt/
2025/meetingapp.cgi
10 months ago
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RottnRock Project Explores Tangkuban Perahu Volcano in West Java, Indonesia. Have a look:
www.youtube.com/shorts/pVH1o...
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VOLCANO Travel: Tangkuban Perahu Domas Crater, W. Java, Indonesia #travel #craterlake #hazard #lava
YouTube video by Val Troll's Volcano Channel
https://www.youtube.com/shorts/pVH1o1ptX9Q?feature=share
10 months ago
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When will the ICELAND VOLCANO Erupt again?Here is Thor's forecast:
www.youtube.com/shorts/djJHo...
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WHEN will the ICELAND Volcano ERUPT AGAIN? Thor Thordarson's Forecast (Feb 7th, 2025) #volcano #lava
YouTube video by Val Troll's Volcano Channel
https://www.youtube.com/shorts/djJHod5x0_s?feature=share
11 months ago
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reposted by
Prof. Val Troll
Thomas R. Walter
11 months ago
Sentinel-1 dInSAR data we processed over Santorini area for the period 24 January 2025 - 05 February 2025. Fringes are mostly due to atmospheric disturbance. For the past 2 weeks, there is no major volcanic deformation visible in data.
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reposted by
Prof. Val Troll
Thomas R. Walter
11 months ago
The fluctuating hydrothermal activity at Lastarria follows a systematic pattern, with changes first seen at the summit before spreading to the flanks, as our latest work shows. Check it out here:
authors.elsevier.com/sd/article/S..
.
@rottnrock.bsky.social
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How Dangerous is the La Palma Landslide-Tsumani Risk? Have a look at the ongoing discussion here:
www.youtube.com/watch?v=S6zH...
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The La Palma landslide could lead to Mega-tsunami wave hitting the US coast in 9-hour | Collapse
YouTube video by JustAs it is
https://www.youtube.com/watch?v=S6zH9NVGDxM&t=465s
11 months ago
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Interested in Scientific Publishing? Here some useful Pointers for PhD students and ECRs:
www.youtube.com/watch?v=bb7-...
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*PUBLISH or PERISH* A Conversation with Dr. Mikael Hรถรถk #publishing #science #academia #phd #career
YouTube video by Val Troll's Volcano Channel
https://www.youtube.com/watch?v=bb7-OBk7rQw
11 months ago
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This is the controversial 1949 Fracture on La Palma...Maybe a little scary after all...but luckily very stable during both, the 1971 and also the 2021 eruptions on the island...
11 months ago
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reposted by
Prof. Val Troll
VolcanoDiscovery
11 months ago
#Merapi
#volcano
(Java, Indonesia) field report: pyroclastic flow - The extrusive activity at the volcano continues at generally heightened levels. Andi, our expedition guide and leader for VolcanoDiscovery Indonesia, has been observing the volcano's behavior to provide first-hand information fr...
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Merapi volcano (Java, Indonesia) field report: pyroclastic flow
https://www.volcanodiscovery.com/merapi/news/263519/Merapi-volcano-Java-Indonesia-field-report-pyroclastic-flow.html
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Join us at Goldschmidt in Prague:
11 months ago
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