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LPJ-GUESS People

Researchers

Adrian Gustafson

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Researcher
Email: adrian [dot] gustafson [at] nateko [dot] lu [dot] se (adrian[dot]gustafson[at]nateko[dot]lu[dot]se)

Adrian Gustafson is an ecosystem modeller with a broad background in terrestrial ecology, environmental science and physical geography. His research interests are in the interaction between vegetation and soils, but also in how terrestrial ecosystems interact with climate. His main tool is the dynamic vegetation model LPJ-GUESS which he has mainly applied to Arctic ecosystems and European forests. However, he has also applied machine-learning techniques in combination with dynamic modelling.

Projects involved: AI4PEX, Machine learning and vegetation modelling proof-of-concept study, PERENNIAL ERC, and PERENNIAL FORMAS

Anna Maria Jönsson

 

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Professor
Email: anna_maria [dot] jonsson [at] nateko [dot] lu [dot] se (anna_maria[dot]jonsson[at]nateko[dot]lu[dot]se)

Anna Maria is an ecosystem modeler specialized in tree phenology and risk of frost damage, spruce bark beetle phenology and population dynamics, insect-plant synchrony and climate impacts assessments. Her research includes modelling of climate and management impacts on regional forest ecosystems, and the development of adaptation options of relevance to the forestry sector.

Projects involved: CORE, ForestPaths, formas project FOREST VISION, and OBSGESSION

Benjamin Smith

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  Professor
  Email:     ben [dot] smith [dot] lu [at] gmail [dot] com (ben[dot]smith[dot]lu[at]gmail[dot]com)

Professor Ben Smith is an ecologist and ecosystem modeller at Department of Physical Geography and Ecosystem Science at Lund University. His research concerns terrestrial ecosystem functioning and interactions with climate, with a particular focus on the contribution of population and community processes to ecosystem dynamics.

From 2019, Ben has a primary appointment as Director of Research for the Hawkesbury Institute for the Environment, Western Sydney University, Australia. He retains a part-time affiliation at Lund University.

Projects involved: Global dryland solar farm impacts, Mechanistic responses of phosphorus-limited forests to CO2 enrichment, OBSGESSION, Paleo, Phosphorus cycle interactions with elevated carbon dioxide in mature forest ecosystems: stand to globe, and Sahara solar farm impacts
 

Jing Tang

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  Researcher
  Email:             jing [dot] tang [at] bio [dot] ku [dot] dk (jing[dot]tang[at]bio[dot]ku[dot]dk)

Jing Tang did her PhD studies at Lund University, Sweden. After graduation, she has conducted a few postdocs at both Lund University and the University of Copenhagen. She is currently a Tenure-track Assistant Professor at the University of Copenhagen, leading a research group focusing on data-model integration and modelling biosphere-atmosphere interactions. She is also a PI of DNRF-funded center of excellence VOLT. She is a øresund commuter, as living in Lund, but work in Copenhagen.

Her research focuses on understanding terrestrial ecosystem dynamics and associated feedbacks under changing climate.  She has primarily specialised in process-based ecosystem modelling and has extensive experience in developing and applying different models and also integrating observation-based data for different modelling purposes and/or answering different research questions.

Jing Tang's profile at the University of Copenhagen

Projects involved: PAR-F: Plant temperature-regulated Arctic responses and feedbacks to the changing climate and Solar farm impacts in Nordic countries

Marko Scholze

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Senior lecturer, Researcher
Email: marko [dot] scholze [at] nateko [dot] lu [dot] se (marko[dot]scholze[at]nateko[dot]lu[dot]se)

Minchao Wu

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Researcher
Email:       minchao [dot] wu [at] nateko [dot] lu [dot] se 

Minchao Wu is a climatologist working on terrestrial ecosystem modelling and climate modelling. He develops and applies numerical land surface models with in-situ measurements and Big Data. He is currently working on improving LPJ-GUESS’s ability to simulate vegetation response to climate extremes with a focus on sub-seasonal scales. The improved model will be applied to answer the research questions related to the following aspects:

●    Vegetation responses to climate extremes, and its legacy effects
●    Vegetation feedback through soil-plant-atmosphere continuum
●    Vegetation dynamics, biodiversity, and global carbon cycle
●    Ecosystem modelling and climate modelling
●    Scale dependencies in Earth system modelling

Projects involved: GreenFeedBack, MoASVeF, PERClimX, and SwForTrans

Thomas Pugh

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Senior lecturer, Associate professor
Email: thomas [dot] pugh [at] nateko [dot] lu [dot] se (thomas[dot]pugh[at]nateko[dot]lu[dot]se)

Tom interested in the interactions and feedbacks between the terrestrial biosphere, climate and people, with a particular focus on forest dynamics, questions which he primarily investigates using computer models and syntheses of both ground-based and satellite-based observations. He is one of the organisers of the International Tree Mortality Network.

Projects involved: DefMet, D-BEN, FunDiCeS, FORECO, PERClimX, RESCUE, Tree2Globe, Understanding climate and terrestrial ecosystem responses to “summer ENSO”, WiSdoM, and wildE
 

Yanzi Yan

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 Researcher
 Email:                      yanzi [dot] yan [at] nateko [dot] lu [dot] se

Alexandra Pongrácz

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Researcher
Email: alexandra [dot] pongracz [at] nateko [dot] lu [dot] se

Anneli Poska

 

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 Researcher
 Email:  anneli [dot] poska [at] nateko [dot] lu [dot] se (anneli[dot]poska[at]nateko[dot]lu[dot]se)

David Wårlind

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Researcher
Email: david [dot] warlind [at] nateko [dot] lu [dot] se (david[dot]warlind[at]nateko[dot]lu[dot]se)  

David’s research focuses on the interactions and feedbacks between the terrestrial biosphere and the climate system across various spatial and temporal scales. He is a core developer of the DGVM LPJ-GUESS and the ESM EC-Earth. His research encompasses both vegetation dynamics and soil processes within the terrestrial biosphere.

David's vegetation research includes studies on canopy structure development, allocation, competition, and responses to nutrient and water stress. His soil column research addresses nutrient cycles, carbon sequestration, hydrological cycles, microbial adoptation to changing climate, and permafrost degradation.

Projects involved: Building soil resilience to future drought and extreme weather by microbial management, Can active land-use management be used to make soil microbial functions resilient to drought?, GreenFeedBack, Mechanistic responses of phosphorus-limited forests to CO2 enrichment, OptimESM, Paleo, Phosphorus cycle interactions with elevated carbon dioxide in mature forest ecosystems: stand to globe, RESCUE, and Simulating the Green Sahara with an Earth System Model
 

Johan Nord

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  Programmer, Researcher
  Email:   johan [dot] nord [at] nateko [dot] lu [dot] se (johan[dot]nord[at]nateko[dot]lu[dot]se)

Johan Nord is a Scientific programmer, Release manager (coordinator), and QC manager in the LPJ-GUESS group at Lund University. He is the manager and system-admin of the version control system (svn): quality control (tests, best-practices in Wiki and reference documents, compliance) and coordination of contributions to the main version and releases. Furthermore, he is the administrator of the svn server and our in-house high-performance computing (HPC) cluster Simba, as well as facilitating the use of our compute resources at LUNARC COSMOS, a larger HPC cluster.

Background:

• Ph.D. in Biochemistry, Lund University, Sweden, May 2000: enzyme kinetics, protein NMR, protein crystallography, molecular biology, protein biochemistry.

• Project Manager/Product specialist Pathology, at Whitelake Software Point, Lund, Sweden, critically involved in launching the the LIMS-system LabVantage Medical Suite at 4 hospitals in Region Skåne 2014 (LIMS: Lab information management system).

• LIMS Database manager of LIMS ActivityBase: Database that 4 departments used for reporting and retrieval of all in-vitro screening data of the AstraZeneca Discovery unit, Södertälje Sweden. Deployment and maintence. Chairing the maintenance tem.

• Department IS/IT demand manager at AstraZeneca R&D Södertälje. User side IT-demand and managing the IS needs together with the IT contact.

• Project leader for a drug discovery project,2003-2006 AstraZeneca R&D Södertälje. Managing an up-to-17 FTE-sized research project, with a project core team of 6+ department representatives.

• Molecular-pharmacology project leader in the same project, 2003-2010, with full responsibility for the deliveries of up to 6 full-time employees. Supervision of and hands-on development of biochemical and cell-based assays, for automated screening of compounds, including at other labs (HTS, CRO).

• Enzyme science leader, leading the department enzymology forum 2007-2012 Mol Pharmacology AstraZeneca R&D Södertälje. Point of contact internally and externally.

Martin Lindahl

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  Programmer
  Email:       martin [dot] lindahl [at] cec [dot] lu [dot] se (martin[dot]lindahl[at]cec[dot]lu[dot]se)

Paul Miller

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 Senior lecturer, Researcher
 Email:      paul [dot] miller [at] nateko [dot] lu [dot] se

Veiko Lehsten

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Researcher                                        
Email: veiko [dot] lehsten [at] nateko [dot] lu [dot] se (veiko[dot]lehsten[at]nateko[dot]lu[dot]se)

Yohanna Villalobos

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Researcher
Email:  yohanna [dot] villalobos [at] nateko [dot] lu [dot] se (yohanna[dot]villalobos[at]nateko[dot]lu[dot]se)

Anders Ahlström

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Senior lecturer, Researcher
Email: anders [dot] ahlstrom [at] nateko [dot] lu [dot] se (anders[dot]ahlstrom[at]nateko[dot]lu[dot]se)

Annemarie Eckes-Shephard

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Researcher
Email: annemarie [dot] eckes-shephard [at] nateko [dot] lu [dot] se (annemarie[dot]eckes-shephard[at]nateko[dot]lu[dot]se)

Dr Annemarie Eckes-Shephard is a forest ecosystem modeller at the Department of Physical Geography and Ecosystem Science at Lund university. Her research covers forest regrowth and resilience, from a variety of angles which are plant hydraulic traits, forest management, model process comparison. 

Her research interests are further related to wood formation and the impact on plant growth responses to environmental changes on ecosystem functioning. She is also interested in improving the link between forest structure and biodiversity indicators. For both subjects she accepts thesis supervision enquiries.

Projects involved: D-BEN, FORECO, ForestPaths, FORWARDS, OBSGESSION, and wildE

Fredrik Lagergren

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Researcher
Email: fredrik [dot] lagergren [at] nateko [dot] lu [dot] se (fredrik[dot]lagergren[at]nateko[dot]lu[dot]se)

Associate professor Fredrik Lagergren is a forester with a doctoral degree in BioGeoPhysics from the Swedish Agricultural University. From 2002 Fredrik has worked at Physical Geography and Ecosystem Science at Lund University as a postdoc and researcher. In the first years close to the eddy-covariance (EC) flux community working on empirical and mechanical models to describe and scale up the carbon balance from EC-stations to national scale. Last 15 years Fredrik has worked with the LPJ-GUESS dynamical vegetation model with development and research questions related to forest management, wind disturbance, bark-beetle damage and vegetation change in the Scandinavian mountains. This work has been done in the perspective of climate change and need for adaptation.

Projects involved: FORECO, FOREST VISION, OBSGESSION, and SwForTrans

Lars Nieradzik

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Researcher
Email: lars [dot] nieradzik [at] nateko [dot] lu [dot] se (lars[dot]nieradzik[at]nateko[dot]lu[dot]se)

Mats Lindeskog

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Researcher
Email: mats [dot] lindeskog [at] nateko [dot] lu [dot] se (mats[dot]lindeskog[at]nateko[dot]lu[dot]se)

Stefan Olin

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  Researcher, Project Coordinator
  Email:     stefan [dot] olin [at] nateko [dot] lu [dot] se (stefan[dot]olin[at]nateko[dot]lu[dot]se)

Stefan's research covers: competition in forests, implementing a new allocation that includes dynamic wood formation, mortality, perennial crops, et.c. The common aspect to all of the above, is the question: How do we model this in LPJ-GUESS? Along his research, Stefan is also coordinating the development of LPJ-GUESS.

Projects involved: D-BEN, FunDiCeS, ForestPaths, PERENNIAL ERC, PERENNIAL FORMAS, RESCUE, Tree2Globe, and WiSdoM
 

Wenxin Zhang

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 Researcher                                        
 Email:  wenxin [dot] zhang [at] nateko [dot] lu [dot] se (wenxin[dot]zhang[at]nateko[dot]lu[dot]se)

Wenxin’s research is centered on understanding the dynamics of terrestrial ecosystems and how they interact with the climate system across different spatial and temporal scales. His expertise in ecosystem modeling covers a wide spectrum, from modeling the diffusion of gases and solutes at the soil pore-scale, to permafrost dynamics and the impact of salts on soil freezing and thawing at the site scale, to CO2  and CH4 exchange at the landscape scale, and regional and global vegetation dynamics, water cycle and carbon cycle at the regional and global scale. Utilizing a regional Earth system model, he has quantified the impacts of biogeophysical feedbacks on climatic variability, carbon storage trajectories, Arctic sea ice dynamics, cyclone activities, and wind energy potential. Wenxin is the principal investigator affiliated with BECC and MERGE, and a key participant in the global CH4 budget project, the Arctic-Cordex project, the permafrost carbon network project and the ISIMIP3 peatland sector project. He also serves as a topic/associate editor for the scientific Journals “Remote Sensing”, “Atmosphere”, “Frontiers in Environmental Science”, “Frontiers in Earth Science” and “Frontiers in Ecology and Evolution”.

Projects involved: Modelling Arctic and boreal greening and browning, Modelling root dynamics in arctic tundra ecosystems and quantifying vegetation feedback to regional and global climate change, and To resolve the complexity of Arctic greening trends and quantify vegetation feedbacks using satellite observations, ground-based measurements and Earth system models

Zhengyao Lu

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 Researcher
 Email:   zhengyao [dot] lu [at] nateko [dot] lu [dot] se (zhengyao[dot]lu[at]nateko[dot]lu[dot]se)

Zhengyao Lu is a climate and ecosystem modeler at the Department of Physical Geography and Ecosystem Science, Lund University. He studies climate feedbacks on a broad range of timescales, with a particular focus the terrestrial ecosystem-atmosphere feedbacks and the ocean-atmosphere feedbacks (e.g. El Niño–Southern Oscillation), with the application of Earth system model, climate model and dynamic vegetation model simulations.

Projects involved: Global dryland solar farm impacts, Paleo, Sahara solar farm impacts, Simulating the Green Sahara with an Earth System Model, Solar farm impacts in Nordic countries, and Understanding climate and terrestrial ecosystem responses to “summer ENSO”
 

Doctoral Students

Anna Schultze

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Doctoral student
Email: anna [dot] schultze [at] nateko [dot] lu [dot] se (anna[dot]schultze[at]nateko[dot]lu[dot]se)

Hanna Marsh

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  Doctoral student

  Email:   hanna [dot] marsh [at] nateko [dot] lu [dot] se (hanna[dot]marsh[at]nateko[dot]lu[dot]se)

Jalisha Theanutti

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Doctoral student

Email: jalisha [dot] theanutti [at] nateko [dot] lu [dot] se (jalisha[dot]theanutti[at]nateko[dot]lu[dot]se)

Jalisha is a PhD student who works with Bayesian statistics to optimize climate models and quantify their posterior uncertainty at the Department of Physical Geography and Ecosystem Sciences at Lund University. Her research focuses on comprehending the spatial and temporal dynamics of wetlands and their influence on methane dynamics, using the LPJ-GUESS model. She works with advanced adaptive Markov Chain Monte Carlo (MCMC) methods to optimize the model parameters using observations collected from selected boreal wetlands to enhance the model's accuracy and predictive capability.

Margot Knapen

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Doctoral student 
Email: margot [dot] knapen [at] nateko [dot] lu [dot] se (margot[dot]knapen[at]nateko[dot]lu[dot]se)

Yuzuo Zhu

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 Doctoral student

 Email:      yuzuo [dot] zhu [at] nateko [dot] lu [dot] se (yuzuo[dot]zhu[at]nateko[dot]lu[dot]se)

She investigated the impact of land use/cover change on the moisture-heat cycle using the CESM during her master's studies at Lanzhou University. She is a doctoral student in Department of Physical Geography and Ecosystem Science. Her research concerns climate-vegetation coupling with a particularly focus on modelling phenology of tropical deciduous forests in LPJ-GUESS. Her current project, "Modelling leaf shedding in tropical deciduous forests", will introduce the plant water potential in the phenology mechanism of LPJ-GUESS and improve phenological responses to abiotic drivers from a hydraulics perspective for the tropics.

Projects involved: PERClimX

Anna Kristina Voss

Anna-Kristina Voss is a PhD student at the Department of Physical Geography and Ecosystem Sciences at Lund University. Her research focuses on improving the representation of grasslands in LPJ-GUESS, including the implementation of specific height and leaf architecture of individuals, the introduction of more PFTs for herbaceous species and competition between them. The PhD project will also further develop the model to include a perennial crop and represent perennial agriculture, based on field experiments in southern Sweden. She is also involved in a project to integrate environmental wood density for trees and evaluate its effects on growth dynamics.

Hao Zhou

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  Doctoral student
  Email:       hao [dot] zhou [at] nateko [dot] lu [dot] se (hao[dot]zhou[at]nateko[dot]lu[dot]se)

Hao Zhou's research is mainly focused on improving the hydrological processes in LPJ-GUESS, encompassing comprehensive model evaluation, model integrating machine learning application, introducing within-grid cell spatial heterogeneity and water flows, and evaluating the impacts of these processes on regional and global vegetation distribution and biogeochemical cycles. Current project: Advances of hydrology in a global vegetation model. 

John Bergkvist

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Doctoral student
Email: john [dot] bergkvist [at] nateko [dot] lu [dot] se (john[dot]bergkvist[at]nateko[dot]lu[dot]se)

John Bergkvist is a forest scientist and a biologist at the Department of Physical Geography and Ecosystem Science at Lund University. He retains a full-time employment as doctoral student in the FORMAS-financed research project Forest Visions. His research focuses on utilizing dynamic modelling to study the long-term implications of climate change and of altered management practices for forest ecosystem structure and functioning in Sweden.

Projects involved: FOREST VISION

Md. Rafikul Islam

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 Doctoral student
 Email:  md_rafikul.islam@cec.lu.se

He is a trained forest ecologist and ecosystem modeller pursuing his doctoral studies at the Centre for Environmental and Climate Science (CEC) at Lund University. His research is centred on analysing alternative reforestation strategies following clear-cutting and forest fires. This analysis is conducted under various climate predictions using the LPJ-GUESS ecosystem model and data on carbon and vegetation at the field level. 
 

Antje Gärtner

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  Doctoral student
  Email:   antje.gartner@nateko.lu.se

Haoming Zhong

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Doctoral student
Email: haoming [dot] zhong [at] nateko [dot] lu [dot] se (haoming[dot]zhong[at]nateko[dot]lu[dot]se)

Haoming Zhong is a PhD student at the Department of Physical Geography and Ecosystem Science at Lund University. She holds a Bachelor’s degree in Forestry Science from Northwest A&F University, China, and a Master’s degree in European Forestry from University of Eastern Finland, Finland, and AgroParisTech, France.

Her research primarily focuses on testing and developing the European version of LPJ-GUESS, using it to simulate European forests. Her work emphasizes carbon sink assessment, rewilding management, and sustainable forest management within the scope of the wildE and FORWARDS projects.

Projects involved: FORWARDS, and wildE

Karl Piltz

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 Project assistant
 Email:        karl [dot] piltz [at] nateko [dot] lu [dot] se (karl[dot]piltz[at]nateko[dot]lu[dot]se)

Karl has a background in Physical Geography and Geomatics with a special interest for forest dynamics, remote sensing, and forest disturbance. His primary tasks have been to develop TellMeEurope, a benchmarking framework for the LPJ-GUESS community as well as applying remote sensing techniques to analyse forest disturbance in Europe.

Projects involved: AI4PEX, and FORECO

Xueying Li

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 Doctoral student

 Email:        xueying [dot] li [at] nateko [dot] lu [dot] se (xueying[dot]li[at]nateko[dot]lu[dot]se)