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GeoCron

@geocron.bsky.social
85 followers 23 following 32 posts

Looking at things outside and reheating fish at the office.

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GeoCron @geocron.bsky.social · 13/07/2026
In Telluride Creek living up to my blue sky handle with @tephrabird.bsky.social's student Kathleen North who sampled her first tephra in the wild today. Also teaching her the dark arts of luminesence and not having a terrible time out here despite a serious commute into some of the sections.
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GeoCron @geocron.bsky.social · 05/06/2026
Children are actually born with an innate appreciation for ice-flow indicators, they just need to be forcefully made to realize it.
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GeoCron @geocron.bsky.social · 20/03/2026
@drewbrayshaw.bsky.social, CBC really covering all their bases with this one.
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Dave Petley @davepetley.bsky.social · 07/03/2026
There are reports of yet another terrible landslide at the Rubaya coltan mining area in the Democratic Republic of Congo. As always, the losses are unclear, but may well exceed 100 people. www.bluewin.ch/en/news/land...
bluewin.ch
Landslide buries over 100 workers at coltan mine in Congo
A mudslide has buried more than 100 people in a coltan mine in the east of the Democratic Republic of Congo. The landslide was triggered by heavy rainfall in the early hours of the morning in the town...
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GeoCron @geocron.bsky.social · 30/01/2026
Couldn't help but get COSI with it.
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GeoCron @geocron.bsky.social · 05/01/2026
Thanks for sharing @davepetley.bsky.social! @theronfinley.bsky.social, Panya, Jan, and I were very fortunate to be able to get to the site to survey the impacts of the earthquake. I'm very grateful for how many "once in a lifetime" opportunities we get up here!
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Britta Jensen @tephrabird.bsky.social · 19/12/2025
I don't usually do this but if you love nature & quality journalism please donate to The Narwhal. Their work is more important than ever, and are currently trying to raise $200,000 to keep the lights on. You get a charitable receipt, and a donor is matching funds. Please share 🧪⚒️ @thenarwhal.ca
thenarwhal.ca
Alberta officials stalled coal mine pollution study | The Narwhal
An Alberta government scientist was prevented from speaking publicly about his coal mine pollution research, emails show
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Marc-André Brideau @mabrideau.bsky.social · 23/10/2025
Natural Resources Canada has released a national scale maps of active deformation processes based on 2017-2024 Sentinel-1 InSAR data. For best results download the images, load them up in your fav GIS software, and watch out many hours will be spent checking out features you always wondered about.
Overlay of InSAR displacement data on top of hillshade view of lidar. A strong displacement concentration corresponds with the geomorphic expression of a landslide.
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GeoCron @geocron.bsky.social · 21/10/2025
Very happy to share another new paper. This one on an entirely different topic; the timing and interaction of alpine glaciers with at the northern margin of the Cordilleran Ice Sheet. www.sciencedirect.com/science/arti...
sciencedirect.com
Timing and interaction of Pleistocene alpine glaciers at the northern margin of the Cordilleran Ice Sheet, southwest Yukon
Stratigraphic and geomorphic analysis paired with 10Be surface exposure dating provides evidence of extensive local ice growth in the Ruby Range, sout…
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Dave Petley @davepetley.bsky.social · 08/10/2025
The 17 December 2024 Takhini River landslide and river-ice tsunami in Whitehorse, Yukon, Canada highlights the role of progressive failure in frozen materials. eos.org/thelandslide...
Surface elevation change detection comparing 2013 lidar DTM to a 2025 DSM created from UAV photos for the Takhini River landslide.
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GeoCron @geocron.bsky.social · 30/09/2025
Here's an article I wrote on a novel landslide that generated a destructive river-ice tsunami on the Takhini River last winter. Definitely a hazard to consider in cold regions. Thanks to the folks who gave me their thoughts and comments on the paper: Panya, Marten, Hig, and anonymous! rdcu.be/eIe5g
rdcu.be
The 17 december 2024 Takhini River landslide and river-ice tsunami, Whitehorse, Yukon, Canada
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Marc-André Brideau @mabrideau.bsky.social · 29/09/2025
Over the last three years, @drewbrayshaw.bsky.social, @geocron.bsky.social, me, and twelve colleagues have been compiling a Preliminary Canadian Landslide Database. Version 12 is now available and contains 25,500 entries. zenodo.org/records/1721...
Overview map of Canada with location points of 25,550 landslides symbolized according to 30 landslide types. Background image is a combination of ESRI satellite imagery and hillshade of the NRCan High Resolution Digital Elevation Model (HRDEM)Overview map of Canada with location points of 25,550 landslides symbolized according to what version of the database they were last modified. It shows that more than half they entries were added or modified in the latest version. Background image is a combination of ESRI satellite imagery and hillshade of the NRCan High Resolution Digital Elevation Model (HRDEM)
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