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Alexis Achim

@alexisachim.bsky.social
76 followers 68 following 4 posts

Forestry professor, Université Laval, Québec, Canada

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Reposted by Alexis Achim
International Union of Forest Research Organizations - IUFRO @iufro.bsky.social · 05/05/2026
📣🚨 IBFRA 2026 - Early bird registration closes May 15, 2026 / L'inscription anticipée se termine le 15 mai 2026 🚨📣 mailchi.mp/ubc/ibfra202...
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Amy Wotherspoon, PhD @dr-spoon.bsky.social · 29/03/2026
🌲 Early bird registration is now open for #IBFRA2026! 📅 Aug 24–28, 2026 | 📍 Québec City 🎓 Students: $650 CAD 🌍 Standard: $950 CAD 🗓 Early bird prices from until May 15 Join us to explore 'Living with Disturbance — Resilience in Boreal Forests' 👉 www.ibfra2026.org/registration
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Madi Brown @madisophia.bsky.social · 06/03/2026
📢 Characterizing Impact of Non-Stand Replacing Disturbances on LiDAR-Based Forest Structure Using Harmonized #Landsat #Sentinel2 time series #OpenAccess 🔓: doi.org/10.1080/0703... ✍️ Brown, Coops, Mulverhill, @alexisachim.bsky.social @irssubc.bsky.social #forestdisturbances #lidar #Silva21
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Amy Wotherspoon, PhD @dr-spoon.bsky.social · 17/02/2026
Excited to share my new #Silva21 paper! 📣 🌳Black Ash🌳 a wetland keystone & culturally vital to Indigenous communities is declining under climate change + the Ash Borer 🔗 doi.org/10.1139/er-2... 📓Environmental Reviews @cdnschoollibrary.bsky.social @forestry.ubc.ca @metafor-ulaval.bsky.social
doi.org
A perspective on black ash decline in eastern North America: ecological insights, cultural importance, and urgent research needs
Black ash (Fraxinus nigra Marsh.) is a keystone species of wetlands and riparian ecosystems across northeastern North America. It is also culturally significant to Indigenous communities whose practic...
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Junior A. Tremblay @tremblay-ecology.bsky.social · 10/02/2026
IBFRA 2026 Conference 📅 August 24–28, 2026 📍 Centre des congrès de Québec, Québec City, Canada 🌐 www.ibfra2026.org LAST Call for abstracts – Deadline: Feb 15, 2026; 11:59pm PST Conference Themes and Plenary Topics Abstracts are welcome across all areas of boreal forest research
ibfra2026.org
IBFRA 2026
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Amy Wotherspoon, PhD @dr-spoon.bsky.social · 10/02/2026
Does your research take place in the boreal forest?🌲 This is the LAST WEEK to submit your submissions for oral & poster presentations! You have 5 days! 📆August 24 - 28, 2026 📍Québec City, Canada Deadline: Feb 15, 2026 💻 www.ibfra2026.org/callforabstr...
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Amy Wotherspoon, PhD @dr-spoon.bsky.social · 03/02/2026
New #Silva21 publication! 📣 Modifying Stand-level Growth under a Changing Climate using a Model Fusion Approach How to plan forests for a future that won't look like the past? Fuse #3PG models with growth models that lack climate sensitivity! Read how: 🔗 link.springer.com/article/10.1...
link.springer.com
Modifying Stand-level Growth under a Changing Climate using a Model Fusion Approach - Forest Science
The conventional growth models used in forest management often rely on historic biometric relationships and do not consider climate’s impact on growth. Climate sensitive predictions of forest growth a...
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IRSS at UBC @irssubc.bsky.social · 20/01/2026
Does your research take place in the boreal forest? 🌲 Come present at the International Boreal Forest Research Association 2026 Conference 'Living with Disturbance: Resilience in Boreal Forests" 📆August 24 - 27, 2026 📍Québec City, Canada DEADLINE: Feb 1st, 2026 www.ibfra2026.org/callforabstr...
ibfra2026.org
Call for Abstracts — IBFRA 2026
Call for abstracts for the 2026 IBFRA conference will open on November 15, 2025 and close February 1, 2026
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Faculté de foresterie, de géographie et de géomatique @ffgg-ulaval.bsky.social · 26/11/2025
La Forêt Montmorency avec @alexisachim.bsky.social au micro de CBC : un terrain unique pour comprendre l’avenir des forêts. www.cbc.ca/listen/live-...
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metafor @metafor-ulaval.bsky.social · 21/11/2025
🎓 Metafor at Queen's University (Kingston, ON) The team visited Queen’s University for workshops on Hamid Ghanbari's LiDAR project: mapping Ontario’s forest roads with LiDAR remote sensing 🛩️ 🙌 Great exchange with collaborators from York University, Forsite, Ontario Resources & Dongmei Chen's lab!
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Forestry - An Int. Journal of Forest Research @forestryoup.bsky.social · 03/11/2025
🚨 Deadline approaching to submit to our special issue with @silvilaser2025.bsky.social on “Laser scanning applications in forest management” ⏰ Submissions are due 30th November 2025 More information here: academic.oup.com/forestry/pag...
Announcement for the call for papers for a new special issue with SilviLaser 2025. In the top right there is the Forestry and Silvilaser2025 logos. There are several green and grey boxes with text. Text reads: Call for papers! SilviLaser 2025: Laser scanning applications in forest management. Open for submissions from SilviLaser 2025 conference participants, as well as non-participants. Guest editors: Dr. Alexis Achim, Université Laval, Canada; Dr. Nicholas Coops, University of British Columbia, Canada; Dr. Amy Wotherspoon, University of British Columbia, Canada. Submission deadline 30th November 2025. More information here: https://academic.oup.com/forestry/pages/call-for-papers. There is also a QR code that takes you to Forestry special issue webpage.
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IRSS at UBC @irssubc.bsky.social · 22/10/2025
📣NEW PAPER 📣A review of PlanetScope CubeSats for forest monitoring ✍️: Shields, Coops, Achim (@alexisachim.bsky.social), Hamelin, Mulverhill 📖: Science of Remote Sensing doi.org/10.1016/j.sr... #planetScope #forestry #highresolution #nearrealtime #multispectral #IRSSlab #UBCForestry
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Forestry - An Int. Journal of Forest Research @forestryoup.bsky.social · 17/10/2025
Reminder: We have a call for papers for a new Special Issue with @silvilaser2025.bsky.social SilviLaser 2025: Laser scanning applications in forest management ⏰ Submission deadline: 30th November 2025 More information here👇 academic.oup.com/forestry/pag...
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Amy Wotherspoon, PhD @dr-spoon.bsky.social · 01/10/2025
I hope everyone is enjoying #Silvilaser2025! @silvilaser2025.bsky.social @metafor-ulaval.bsky.social @irssubc.bsky.social @alexisachim.bsky.social @ulaval.ca @forestry.ubc.ca
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Université Laval @ulaval.ca · 30/09/2025
La télédétection laser pour identifier les érablières nordiques en difficulté Ministère des Ressources naturelles et des Forêts Faculté de foresterie, de géographie et de géomatique Silvilaser2025 Alexis Achim
ow.ly
La télédétection laser pour identifier les érablières nordiques en difficulté
Cette approche permettrait de repérer plus efficacement les peuplements d'érables à sucre qui éprouvent des problèmes de croissance à la limite nord de la distribution de cette espèce
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Faculté de foresterie, de géographie et de géomatique @ffgg-ulaval.bsky.social · 16/09/2025
🌲✨ La Chaire de recherche du Canada en sylviculture adaptée au changement climatique dirigée par Alexis Achim visera à développer des outils scientifiques pour mieux comprendre et accompagner les forêts dans leur adaptation aux bouleversements climatiques. bit.ly/4n607bx
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Amy Wotherspoon, PhD @dr-spoon.bsky.social · 20/08/2025
New #Silva21 publication! 🪵A study of 1990-2023 North America #WoodProduct prices shows macro factors & disruptions affect products differently, guiding harvest & #silviculture decisions beyond general price indices 💸 ✍️ Helin Dura, M Fortin, A Achim 🔗 doi.org/10.1139/cjfr... #ForestEconomy
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Amy Wotherspoon, PhD @dr-spoon.bsky.social · 18/08/2025
Were you at our 4th AGM this past spring? Couldn't make it and want to see what you missed? Or maybe just live vicariously through our summary reports & event photos?! It's all here on the updated webpage! 📰 Summary reports (FR & EN) ✍️ Feedback survey 📸 Event photos www.silva21.com/agm2025
silva21.com
AGM 2022 | Silva21
La quatrième assemblée générale annuelle a eu lieu en avril 2025 à Sherbrooke, au Québec. Lisez les rapports sommaires, consultez les présentations des PHQ et regardez les photos de l’événement ici.
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Amy Wotherspoon, PhD @dr-spoon.bsky.social · 25/07/2025
📓Published in @canjforestres.bsky.social 💰Funded by #Silva21 Big thanks to @alexisachim.bsky.social for the support through the many versions of this manuscript. #HigherEducation #ForestryEducation #ActiveLearning #BloomsTaxonomy
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Amy Wotherspoon, PhD @dr-spoon.bsky.social · 08/05/2025
Thank you to all who came out to #Silva21’s 4th AGM in Sherbrooke, QC 🌲 Big thanks to the HQPs, #SFI and #Domtar for making this event possible! See you all next year for our final event! @alexisachim.bsky.social @irssubc.bsky.social
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Silvilaser2025 @silvilaser2025.bsky.social · 15/04/2025
🌟Meet #Silvilaser2025 Keynote Speakers!🌟 1/3: Dr Piotr Tompalski (@piotrtompalski.bsky.social) is a Research Scientist with the Canadian Forest Service using #LiDAR, #photogrammetry & #SatelliteData to enhance carbon monitoring & forest growth modeling 🌲📡 📆 Early bird registration opens May 1st!
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metafor @metafor-ulaval.bsky.social · 19/03/2025
Sébastien Dumont nous montre un bel exemple des travaux de recherche qui se réalisent au sein de metafor en nous présentant son projet de doctorat! nouvelles.ulaval.ca/2025/03/18/e...
nouvelles.ulaval.ca
Étudier les effets du climat sur les forêts canadiennes
Sébastien Dumont, doctorant à la Faculté de foresterie, de géographie et de géomatique, s'intéresse à la réponse des arbres aux stress climatiques
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Amy Wotherspoon, PhD @dr-spoon.bsky.social · 13/03/2025
New #Silva21 paper! (and first by MSc student @lukasolson.bsky.social!) The assessment of individual tree canopies using #drone based intra-canopy #photogrammetry ✍️ Olson, Coops, Moreau, Hamelin & Achim 🔗 doi.org/10.1016/j.co... Read the highlights in 🧵 @forestry.ubc.ca #remotesensing #3D
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IRSS at UBC @irssubc.bsky.social · 05/03/2025
A while ago, I was lucky enough to be the PI of a Cross-Canada project focused on the application of #LIDAR for #ForestInventory, the AWARE project. Here are some thoughts! Continue in thread…
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IRSS at UBC @irssubc.bsky.social · 20/02/2025
Be sure to get your abstracts submitted next week for what is sure to be an amazing event! 🤲 Please share with your networks
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Amy Wotherspoon, PhD @dr-spoon.bsky.social · 20/02/2025
La série de conférences en ligne «Tire-toi une bûche, v’là de la science!» est de retour avec les présentations des projets menés à la Forêt Montmorency! Collaborateur de #Silva21, A. Morin-Bernard présent le 24 avril avec «La nouvelle ère des inventaires forestiers à la Forêt Montmorency» EN in 🧵
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Amy Wotherspoon, PhD @dr-spoon.bsky.social · 19/02/2025
#Silva21 is hiring! 📣 A great opportunity to work w/ Dominik Roeser & the many partners & collaborators across Silva21! 📍 @forestry.ubc.ca 📅 Available immediately for 1-2 years. Open until filled 💰 $60-65K + benefits 🖥️ More info + who to email in the link below 🤲 Please share with your networks!
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Amy Wotherspoon, PhD @dr-spoon.bsky.social · 14/02/2025
Check out #Silva21's latest email blast highlighting our most recent publications 📜 4 new scientific publications from the Observe and Anticipate research themes 📜 1 research bulletin showing climate projections for Quebec Find the links in the 🧵 @alexisachim.bsky.social @irssubc.bsky.social
mailchi.mp
4 new scientific publications + 1 research bulletin!
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Amy Wotherspoon, PhD @dr-spoon.bsky.social · 06/02/2025
A new #Silva21 Snapshot! 📸 Checkout 2071-2100 #ClimateProjections for the province of Quebec under a regional rivalry (SSP3-7.0)🌡️ 🔗 www.silva21.com/extensionnotes ⚜️ Aussi disponible en français: Le climat à la fin du siècle au Québec selon un scénario de rivalité régionale
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Amy Wotherspoon, PhD @dr-spoon.bsky.social · 03/02/2025
New #Silva21 paper! 📃 Mapping mortality rates in #BorealMixedwood forest using #AirborneLaserScanning and permanent plot data 📖 ✍️ @josegriofrio.bsky.social @irssubc.bsky.social Ashiq, MW @alexisachim.bsky.social 🙏 Silva21 🔗https://doi.org/10.1093/forestry/cpaf002
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