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Juan Ignacio Ramirez

@juanignacioramirez

University of Copenhagen I Forest Ecology | Wildlife Ecology | Trophic Interactions | Human-Wildlife Coexistence | Arctic-Boreal-Temperate-Tropical

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19.11.2024
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Latest posts by Juan Ignacio Ramirez @juanignacioramirez

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The global extent of the grassland biome and implications for the terrestrial carbon sink - Nature Ecology & Evolution By combining satellite observations with ground-based data and expert validation, this analysis demonstrates considerable misestimation of grassland extent and thereby carbon stock estimates in previo...

New paper out in Nature Ecology & Evolution!

Global assessment of grasslands and the terrestrial carbon sink.
Grateful to contribute as a co-author with data from Ecuador, Sweden, the Netherlands & Norway.

Thanks to A. MacDougall & M. Siewert for the leadership
www.nature.com/articles/s41...

27.01.2026 16:28 πŸ‘ 4 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Context-dependent effects of deer on aboveground carbon stocks in the regenerative tree layer in temperate and boreal forests: A meta-analysis Herbivores, including deer (Cervidae), influence ecosystem functions and carbon cycling by affecting vegetation structure and composition. Given the i…

Thanks to Klara Leander Oh for leading this work – and glad to be part of this super-team. Key insight: deer effects on forest carbon vary widely across sites, highligthing how urgently we need deeper research on this topic.
www.sciencedirect.com/science/arti...

17.11.2025 09:26 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

500+ citations! πŸ¦ŒπŸŒ²β„οΈ
My first-author papers have now been cited over 500 times. Huge thanks to co-authors, mentors, and collaborators β€” research is never a solo effort. Grateful to be part of such a curious, creative community. πŸ’‘πŸ“š
#Science #Ecology

16.10.2025 13:01 πŸ‘ 1 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Emerging priorities in terrestrial herbivory research in the Arctic Herbivores are an integral part of Arctic terrestrial ecosystems, driving ecosystem functioning and sustaining local livelihoods. In the context of accelerated climate warming and land use changes, un...

🌍 Excited to share our new study, led by Isabel Barrio and a fantastic team, on Arctic herbivores and their role in ecosystem resilience. We highlight 8 research + 8 management priorities for the next decade. A roadmap for a changing Arctic! β„οΈπŸ¦Œ @herbivoryn.bsky.social doi.org/10.1139/as-2...

26.06.2025 07:27 πŸ‘ 5 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0
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Jens-Christian Svenning on LinkedIn: #modeling #wildhorses #wilderness #herbivores #ecosystems #ecology… πŸ“’ Exciting PhD Opportunities in Ecology & Biodiversity! 🌍 Are you passionate about understanding and shaping the future of ecosystems? At Center for…

Check our two open PhD positions in #ecology at @econovoau.bsky.social www.linkedin.com/posts/svenni... (note - as always in #Denmark - these positions come w/ full academic salaries) πŸŽπŸƒπŸŒŽπŸŒ€οΈ #megafauna #vegetation #wildhorse #modelling

02.01.2025 14:10 πŸ‘ 62 πŸ” 52 πŸ’¬ 1 πŸ“Œ 2
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Reindeer grazing reduces climate‐driven vegetation changes and shifts trophic interactions in the Fennoscandian tundra Herbivores drive shifts in plant species composition by interacting with vegetation through defoliation, trampling and nutrient addition: urine and faeces. As herbivore effects on vegetation accumula...

One of my favorites: reindeer not only support tundra vegetation but also promote local trophic interactions in the face of Climate Change.
#climatechange #arctic #ecology #nature #conservation

nsojournals.onlinelibrary.wiley.com/doi/full/10....

20.12.2024 15:20 πŸ‘ 2 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Grizzlies act as nature's gardeners for huckleberries to reshape Rocky Mountain ecosystems 🐻 phys.org/news/2024-12... #megafauna #dispersal #bears

17.12.2024 05:08 πŸ‘ 27 πŸ” 3 πŸ’¬ 0 πŸ“Œ 1
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Applied ecology of fear: A meta‐analysis on the potential of facilitating human‐wildlife coexistence through nonlethal tools Our meta-analysis suggested that acoustic cues hold most potential as a tool to manage deer behaviour. These findings support the development of applied ecology of fear tools that introduce predator ...

To get started & interact with all of you at this cool platform, I’ll start by sharing a recent publication of mine on how landscape of fear can be harnessed to promote human-wildlife coexistence. Chek it out
#conservation #ecology #wildlife
besjournals.onlinelibrary.wiley.com/doi/full/10....

16.12.2024 19:11 πŸ‘ 4 πŸ” 0 πŸ’¬ 0 πŸ“Œ 0

Cool paper, congrats!

03.12.2024 07:17 πŸ‘ 0 πŸ” 0 πŸ’¬ 1 πŸ“Œ 0
A passing tiger, photographed by a vertically oriented camera trap in Bardia National Park, Nepal,

A passing tiger, photographed by a vertically oriented camera trap in Bardia National Park, Nepal,

New paper out! On estimating mammal density using vertically oriented #cameratraps. Yes we can!
This works in forests that have vandalism, fire, or elephants. Or all three, like Bardia National Park, Nepal.
#OpenAccess in Remote Sensing in Ecology and Conservation via doi.org/10.1002/rse2....

02.12.2024 16:29 πŸ‘ 30 πŸ” 8 πŸ’¬ 1 πŸ“Œ 1