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Jeppe A. Kristensen

@jeep4x4.bsky.social
280 followers 142 following 37 posts

Assistant Professor at Aarhus University studying effects of rewilding on ecosystem biogeochemistry

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Jeppe A. Kristensen @jeep4x4.bsky.social · 20/05/2025
In which direction should Arctic herbivory science move in the coming years and decades?🦌🫎🐛🦣? @icbarrio.bsky.social once again brought us all together to put pen to paper📝 to make a list!
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Jeppe A. Kristensen @jeep4x4.bsky.social · 20/05/2025
This recent paper by colleagues Szymon Czyżewski and @jcsvenning.bsky.social from @econovoau.bsky.social calls for nothing less than a paradigm shift in the way we should view European forests🌲🌳🌱 w 🐗🫎🐮 as some of the main (missing) players. Hopefully it will resonate! phys.org/news/2025-05...
phys.org
Europe's forest plants thrive best in light-rich, semi-open woodlands kept open by large herbivores
Before Homo sapiens arrived, Europe's forests were not dense and dark but shaped by open and light-rich woodland landscapes. A new study from Aarhus University shows that most native forest plants are...
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Jeppe A. Kristensen @jeep4x4.bsky.social · 12/05/2025
Looking much forward to welcoming @bjenquist.bsky.social later this week in Aarhus when @au.dk brings together decision makers, researchers, NGOs and industry to a discussion of what happens Beyond Carbon Neutrality: matchpoints.au.dk/matchpoints2...
matchpoints.au.dk
Conference Programme: MatchPoints 2025
Get a detailed programme for the international Matchpoints Conference 2025 on Climate Neutrality at Aarhus University.
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Brian J. Enquist @bjenquist.bsky.social · 12/05/2025
As momentum on biodiversity & climate action faces headwinds, we must continue to step up. I’m excited to speak at Aarhus Uni. MatchPoints Conference this week (May 14–16) on The Metabolic Planet: How Energy & Ecology Shape Climate Solutions @au.dk w @jcsvenning.bsky.social & @jeep4x4.bsky.social 🧪🌐
matchpoints.au.dk
MatchPoints 2025 - Beyond Climate Neutrality: How do we get the planet back on track?
The climate crisis demands more than emissions reductions. Join MatchPoints 2025 to engage in the discussion on how to get the planet back on track.
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Leverhulme Centre for Nature Recovery @naturerecovery.bsky.social · 08/04/2025
📢We’re hiring an Events and Special Projects Coordinator! This is a brilliant opportunity for someone who is passionate about Nature Recovery and wants to work with a team that really makes a difference! 🌳 We have some exciting events in the pipeline that you could lead! Deadline 11th April!
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Yadvinder Malhi @ymalhi.bsky.social · 11/04/2025
Are you interested in boldly reimagining how we can finance #naturerecovery at scale, beyond mainstream market mechanisms? We are advertising a one-year postdoctoral researcher at @naturerecovery.bsky.social at Oxford. Closing date April 30th tinyurl.com/muebaf86 @oxfordgeography.bsky.social
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Jeppe A. Kristensen @jeep4x4.bsky.social · 08/04/2025
#Biomass🌳 demands create perverse incentives around the world 🌎 A recent study from PIK showed how biomass production beyond the current agricultural area will sacrifice other #planetary #boundaries, such as #biodiversity: www.nature.com/articles/s43... abcnews.go.com/Business/wir...
abcnews.go.com
World's largest deforestation project fells forests for bioethanol fuel, sugar and rice in Indonesia
Indonesia plans to clear forests about the size of Belgium to produce sugarcane-derived bioethanol, rice and other food crops, potentially displacing Indigenous groups who rely on the land to survive
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Botany One @botany.one · 01/04/2025
Forest restoration is booming but biodiversity isn’t
news.mongabay.com
Forest restoration is booming but biodiversity isn’t
Founder’s Briefs: An occasional series where Mongabay’s founder Rhett Ayers Butler shares analysis, perspectives, and story summaries.   Global efforts to restore forests are gathering pace, driven…
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Kristian Svennevig @ksvenenvig.bsky.social · 11/02/2025
Two new positions (PhD and 3y postdoc) at GEUS studying ancient landslides in Denmark. Funded by @carlsbergfondet.dk Come work with me! www.jobindex.dk/jobannonce/r... www.jobindex.dk/jobannonce/r...
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Jeppe A. Kristensen @jeep4x4.bsky.social · 17/02/2025
So what actually happened when the dinosaurs died?🦕 Using simple ecological rules*, we explore how the interplay between ecosystem engineering, seed size and light environment can explain temporal patterns of animal and seed sizes from the fossil record🌳🐘🐀🌱 onlinelibrary.wiley.com/doi/10.1111/...
onlinelibrary.wiley.com
Ecosystem engineers alter the evolution of seed size by impacting fertility and the understory light environment
You have to enable JavaScript in your browser's settings in order to use the eReader.
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Jeppe A. Kristensen @jeep4x4.bsky.social · 12/02/2025
All in on this one: denmarkification.com 😂
denmarkification.com
Help Denmark Buy California – Because Why Not?
Buy it from Trump, the bigliest crowdsourcing ever
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Jeppe A. Kristensen @jeep4x4.bsky.social · 07/02/2025
An important shout from Spence and colleagues at @harvard.edu It feels double-relevant in times when the Arctic is hot but Arctic geopolitics is hotter, and the people at the centre of it all are not always treated as they should be🇬🇱 www.science.org/doi/10.1126/...
science.org
Arctic research cooperation in a turbulent world
Rapid Arctic change requires multifaceted approaches with Arctic peoples at the forefront
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Jeppe A. Kristensen @jeep4x4.bsky.social · 04/02/2025
Another testament to how important it is to have realistic expectations to how much climate mitigation trees can deliver on decadal timescales. besjournals.onlinelibrary.wiley.com/doi/10.1111/...
besjournals.onlinelibrary.wiley.com
Natural tree colonisation of organo‐mineral soils does not provide a net carbon capture benefit at decadal timescales
Sparse natural colonisation of carbon-rich soils by low biomass trees might not result in net ecosystem carbon gains at decadal timescales, and instead lead to unforeseen soil carbon losses. Soil car...
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Felix Riede @felixthehauskat.bsky.social · 28/01/2025
A few more days to apply! Together with @jcsvenning.bsky.social and as part of @econovoau.bsky.social we're offering this fab 2-yr postdoc position: international.au.dk/about/profil...
international.au.dk
2-yr postdoc on human macroecology in a functional trait perspective Aarhus University - Vacancy at Aarhus University
Vacancy at School of Culture and Society - Department of Heritage Studies, Aarhus University
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Jeppe A. Kristensen @jeep4x4.bsky.social · 27/01/2025
Two really exciting opportunities to work with great people in a truly amazing setting in the northern Swedish boreal🔥🌲🌍
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Rasmus Jensen @rasmusjen.bsky.social · 23/01/2025
Looking to explore High Arctic carbon dynamics? 🚨 We're offering a PhD opportunity at #Zackenberg Research Station! Dive into 25 years of #GEM and #ICOS data, conduct fieldwork, and study Arctic ecosystems under climate change. 🌍 🔗 Share or Apply now: tinyurl.com/Zackenberg #ArcticResearch #PhDLife
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Jeppe A. Kristensen @jeep4x4.bsky.social · 21/01/2025
Great paper by @annvirkk.bsky.social and colleagues confirming that #wildfires are a really important and growing factor in #Northern #carbon budgets - offsetting the sink capacity🌍🌲🔥 #noplacefortreeplanting www.nature.com/articles/s41...
nature.com
Wildfires offset the increasing but spatially heterogeneous Arctic–boreal CO2 uptake - Nature Climate Change
How the carbon stocks of the Arctic–Boreal Zone change with warming is not well understood. Here the authors show that wildfires and large regional differences in net carbon fluxes offset the overall ...
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Jeppe A. Kristensen @jeep4x4.bsky.social · 13/01/2025
Delighted to see the first abstracts have been submitted to our session. Already some exciting titles!!🦫🐛🦬 The deadline is approaching (2 days to go) so please forward to people interested in the role of animals in the Earth system🌎 See u at #EGU25! meetingorganizer.copernicus.org/EGU25/sessio...
meetingorganizer.copernicus.org
Session BG1.9
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Jeppe A. Kristensen @jeep4x4.bsky.social · 10/01/2025
A shift from >60% towards 30-50% tree-cover projected in the boreal region in the coming decades.🔥 www.pnas.org/doi/10.1073/... Opportunity for additional tree-planting? 🌲 Nope!: theconversation.com/in-the-arcti...
pnas.org
PNAS
Proceedings of the National Academy of Sciences (PNAS), a peer reviewed journal of the National Academy of Sciences (NAS) - an authoritative source of high-impact, original research that broadly spans...
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Jeppe A. Kristensen @jeep4x4.bsky.social · 06/01/2025
Are you still unsure where to join the discussion with people in #biogeoscience on how #animals affect the #Earth system?🦬 meetingorganizer.copernicus.org/EGU25/sessio... See you in Vienna at #EGU2025! Submission deadline is 15th Jan, 1300 CET @eurogeosciences.bsky.social
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Jeppe A. Kristensen @jeep4x4.bsky.social · 02/01/2025
"We may fool ourselves, but not the Earth system"🌍 A great piece in @theconversation.com about why tree-planting at high Northern latitudes will do more harm to #climatechange than good while also threatening the unique #Arctic #biodiversity🦌🌿 theconversation.com/in-the-arcti...
theconversation.com
In the Arctic, planting more trees actually makes the world warmer
Tree planting can help address the climate and biodiversity crises – but only in the right circumstances.
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Jeppe A. Kristensen @jeep4x4.bsky.social · 27/12/2024
A fine yet worrying piece about the threads to the mighty musk with some familiar faces, including @nmschmidt.bsky.social from @aarhusuni.bsky.social and the excellent KISS station manager Chris Sørensen 🦬❄️🌿 www.theguardian.com/environment/...
theguardian.com
They lived through the ice age. Can the mighty musk ox survive the heat?
Rising temperatures are pushing these Arctic mammals ever farther into Greenland’s north. But eventually there will be nowhere left for them to go
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Jeppe A. Kristensen @jeep4x4.bsky.social · 20/12/2024
Extremely thrilled to see that the Novo Nordisk Foundation have now included biodiversity and ecosystem science in their strategic research area🌿🦌😃 We need very good people to apply for this exciting position - it's important! apply.workable.com/j/29C682EBEE...
apply.workable.com
Scientific Manager in Biodiversity and Ecosystem Science - Novo Nordisk Foundation
Scientific Manager in Biodiversity and Ecosystem ScienceThe Novo Nordisk Foundation is seeking a Scientific Manager with a background in biodiversity, landscape ecology, environmental- or ecosystem sc...
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Niels Martin Schmidt @nmschmidt.bsky.social · 20/12/2024
The #Arctic flora and fauna are not only responding to #climate change - they also modulate the way ecosystems feed back to the climate system. Read more about how here: www.frontiersin.org/journals/env... @beestfloris.bsky.social @larsholst.bsky.social @jeep4x4.bsky.social @nordborn.bsky.social
@zackenberg.bsky.social
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Jeppe A. Kristensen @jeep4x4.bsky.social · 20/12/2024
Understanding and predicting #climatechange is all about the #Earth's #energybalance, right?🌎 Correct! But someone has to do all the hard work... #Plants and #microbes are doing their part, but we often overlook the important role of #animals as moderators🐛🦌 www.frontiersin.org/journals/env...
frontiersin.org
Frontiers | Highlighting the role of biota in feedback loops from tundra ecosystems to the atmosphere
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Jesús Aguirre Gutiérrez @jeaggu.bsky.social · 19/12/2024
Job alert in Ecological Remote Sensing of tropical forests at BioEO lab www.jesusaguirre-spatialecology.com @ecioxford.bsky.social @ox.ac.uk @oxfordecosystems.bsky.social working with me, @ymalhi.bsky.social @felipemartello.bsky.social, Laura M. Suz at Kew and many more -> Apply! shorturl.at/uM4F0
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Jeppe A. Kristensen @jeep4x4.bsky.social · 13/12/2024
Are you a science communicator keen on working with the best science journalists in Denmark? Check out this opportunity to join @videnskab.dk as international editor and spearhead the new collaboration with @theconversation.com 🔥 videnskab.dk/om-videnskab...
videnskab.dk
Videnskab.dk seeks an international editor
We are entering into a collaboration with the global leader in academic journalism, The Conversation, and are expanding our Forskerne Formidler editorial team to make this effort a success.
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Jeppe A. Kristensen @jeep4x4.bsky.social · 06/12/2024
Have a look at some of the fantastic work by our PhD student, @jedsol.bsky.social. Follow him here to stay tuned on this interesting novel approach to soil health estimation
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Jeppe A. Kristensen @jeep4x4.bsky.social · 06/12/2024
Another testament to the importance of accounting for #albedo to understand #climatechange and therefore also climate change mitigation, as we emphasised in our recent paper for high latitudes (www.nature.com/articles/s41...) www.science.org/doi/10.1126/...
science.org
Recent global temperature surge intensified by record-low planetary albedo
In 2023, the global mean temperature soared to almost 1.5K above the pre-industrial level, surpassing the previous record by about 0.17K. Previous best-guess estimates of known drivers including anthr...
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Jeppe A. Kristensen @jeep4x4.bsky.social · 04/12/2024
Our study warning against Northern tree planting as a climate solution made it into CBC News. 🌲🎄🦌🔥 www.cbc.ca/news/canada/...
cbc.ca
Tree planting may not be effective climate change solution for the North, study finds | CBC News
Tree planting may be a popular way to mitigate climate change, but a study has found that it may not be an effective solution for northern and Arctic regions.
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Jeppe A. Kristensen @jeep4x4.bsky.social · 04/12/2024
Want to present your novel #research on how #animals impact the #EarthSystem? 🐘🌱🌍 Check our session at #EGU25 and submit your abstract before 15 Jan 2025 meetingorganizer.copernicus.org/EGU25/sessio... Looking forward to talk #zoogeoscience with you🦬 #rewilding #EGU25 #biogeochemistry #climate
meetingorganizer.copernicus.org
Session BG1.9
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Carsten W. Müller @cwmsoils.bsky.social · 28/11/2024
New Perspective: Tree planting is no climate solution at northern high latitudes - led by Jeppe Aagaard Kristensen @jeep4x4.bsky.social of @aarhusuni.bsky.social #soilcarbonstorage #climatecrisis #Arctic #naturebasedsolutions #herbivory #Permafrost www.nature.com/articles/s41...
nature.com
Tree planting is no climate solution at northern high latitudes - Nature Geoscience
Planting trees in high-latitude regions can be counterproductive to climate change mitigation, according to a synthesis of the biophysical and ecological impacts of planting trees.
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Jeppe A. Kristensen @jeep4x4.bsky.social · 15/11/2024
One of the things we recently highlighted for making tree-planting a bad idea for climate mitigation at high latitudes was wildfires: phys.org/news/2024-11... This new study shows how this means unprecedented amounts of aerosol emissions, further enhancing warming 🔥 www.nature.com/articles/s41...
nature.com
Increasing aerosol emissions from boreal biomass burning exacerbate Arctic warming - Nature Climate Change
Boreal fires are expected to increase with warming, but how the aerosols emitted in these fires affect the climate is not well understood. Here the authors show that this increase in boreal fire aeros...
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