Conference Agenda

SIF to measure actual photosynthesis and vegetation stress - lessons learned from 20 years of research in preparation of the FLEX satellite mission

Uwe Rascher¹, Juliane Bendig¹, Jim Buffat¹, Roberto Colombo², David Herrera¹, Deepthi Konche¹, Shizue Matsubara¹, Onno Muller¹, Juan Quiros¹, Saja Salattna¹, Bastian Siegmann¹

1: Forschungszentrum Jülich, Germany; 2: University Milano Biccoca, Italy

The Role of Species-Specific Physiology and Diurnal Phase in Interpreting Sun-Induced Chlorophyll Fluorescence

Sebastian Wieneke^1,2, Ana Bastos^1,2, Gregory Duveiller³, Teja Kattenborn⁴, Javier Pacheco-Labrador⁵, Ronny Richter^2,6, Christian Wirth^2,6, Miguel D. Mahecha^1,2,7

1: Institute for Earth System Science and Remote Sensing, Faculty of Physics and Earth Sciences, University of Leipzig, Leipzig 04103, Germany; 2: German Centre for Integrative Biodiversity Research (iDiv) Halle–Jena–Leipzig, 04103 Leipzig, Germany; 3: Max Planck Institute for Biogeochemistry (MPI-BGC), Jena 07745, Germany; 4: Sensor-based Geoinformatics (geosense), Faculty of Environment and Natural Resources, University of Freiburg, Freiburg 79106, Germany; 5: Environmental Remote Sensing and Spectroscopy Laboratory (SpecLab), Spanish National Research Council (IEGD-CSIC), Madrid, Spain; 6: Systematic Botany and Functional Biodiversity, Institute of Biology, University of Leipzig, Leipzig 04107, Germany; 7: Helmholtz Centre for Environmental Research (UFZ), Leipzig 04318, Germany

Activities and outcomes of the FLEX-ITA project airborne and ground campaigns

Karolina Sakowska¹, Federico Carotenuto¹, Lorenzo Genesio¹, Lina Fusaro¹, Silvia Baronti¹, Francesca Ugolini¹, Chiara Torresan¹, Aldo Dal Prà¹, Jose Luis Pancorbo¹, Mustafa Elfahl¹, Franco Miglietta¹, Loris Vescovo², Matthew Haworth³, Giulia Atzori³, Uwe Rascher⁴, Bastian Siegmann⁴, Patrick Rademske⁴, Michele Faralli⁵, Sara Ammanniti⁵, Sara Venafra⁶, Alessandro Peressotti⁷, Jan Hanuš⁸, Karel Holouš⁸, Tomáš Fabiánek⁸, Denise Cinellu⁹, Roberto Colombo⁹, Giulia Tagliabue⁹, Micol Rossini⁹, Sergio Cogliati⁹

1: National Research Council, Institute for BioEconomy (CNR-IBE), Italy; 2: Edmund Mach Foundation, TN, Italy; 3: National Research Council, Institute for Sustainable Plant Protection (CNR-IPSP), Italy; 4: Forschungszentrum Jülich, Germany; 5: University of Trento, Department of Civil, Environmental and Mechanical Engineering, Italy; 6: Italian Space Agency, Italy; 7: University of Udine, Department of Agricultural and Environmental Sciences, Italy; 8: Global Change Research Institute of the Czech Academy of Sciences-CzechGlobe, Brno, Czech Republic; 9: University of Milano-Bicocca, Department of Earth and Environmental Sciences DISAT, Italy

Exploring the Nonlinear Relationship Between Photosynthesis and Chlorophyll Fluorescence Dynamics for Early Stress Detection

MaPilar Cendrero-Mateo^1,2, Cynthia Chardí-Raga¹, J.Cesar Marchante-Cambron¹, Shari Wittenberghe¹, Sara Pescador-Dionisio¹, Adrian Moncholí-Estornell¹, MaJose López-Galiano³, Begoña Renau-Morata⁴, Jose Moreno Mendez¹

1: Image Processing Laboratory, University of Valencia, Spain; 2: Desertification research center, Department of Ecology and Global Change, Spain; 3: Department of Genetics, University of Valencia, Spain; 4: University Institute of Biotechnology and Biomedicine, University of Valencia, Spain

Tracing Changes in Subsurface Water Storage Through a Novel Satellite-Based Time-Series of Far-Red Solar-Induced Fluorescence Quantum Efficiency

David Herrera¹, Uwe Rascher¹, Alexandre Belleflamme², Bastian Siegmann¹

1: Forschungszentrum Jülich GmbH, IBG-2, Germany; 2: Forschungszentrum Jülich GmbH, IBG-3, Germany

Sun-induced fluorescence derived canopy level interactive effects of elevated CO₂ and Cercospora leaf spot on photosynthesis in field-grown sugar beet

Deepthi Konche¹, Anna Jacobs², Juan Manuel Romero¹, Facundo Ramón Ispizua Yamati², Naveen Kumar Gangaraju², Anne-Katrin Mahlein², Uwe Rascher¹, Onno Muller¹

1: Institute of Bio- and Geosciences 2 (IBG-2), Plant Sciences, Forschungszentrum Jülich, Germany; 2: Institute of Sugar Beet Research, Göttingen, Germany

Monitoring photosynthetic quantum yield through non-photochemical quenching, from laboratory to field: integrating canopy fluorescence, reflectance, and GPP.

Adrián Moncholí-Estornell¹, Mª Pilar Cendrero-Mateo¹, Eva Neuwirthová¹, Clara García-Martinez¹, Sara Pescador-Dionisio¹, Insu Yeon¹, César Guerrero¹, Ana López-Ballesteros², Álvaro Doblas-Rodrigo², Arnaud Carrara³, Pedro J. Gómez-Giráldez⁴, Joaquín Cobos⁴, Marcos Jiménez⁵, Juan José Peón⁵, Georg Wohlfahrt⁶, José Moreno¹, Shari Van Wittenberghe¹

1: Laboratory for Earth Observation, Image Processing Laboratory, University of Valencia, Spain; 2: Agrifood Research and Technology Centre of Aragon (CITA), Spain; 3: Mediterranean Center for Environmental Studies (CEAM), Spain; 4: Doñana Biological Station (EBD-CSIC), Spain; 5: National Institute of Aerospace Technology (INTA), Spain; 6: Department of Ecology, Universität Innsbruck, Austria

Beyond Photosystem II: How Photosystem I Dynamics Regulate Sun-Induced Chlorophyll Fluorescence and Photosynthesis in a Rice Paddy

Huaize Feng¹, Youngryel Ryu^1,2, Elias Kaiser^3,4, Minseok Kang⁵, Jeongho Lee¹

1: Interdisciplinary Program in Agricultural and Forest Meteorology, Seoul National University, Seoul 08826, Republic of Korea; 2: Department of Landscape Architecture and Rural Systems Engineering, Seoul National University, Seoul, Republic of Korea; 3: Wageningen University, Horticulture and Product Physiology, Wageningen, Netherlands; 4: Seoul National University, Research Institute of Agriculture and Life Sciences, Seoul, South Korea; 5: Department of Atmospheric and Environmental Sciences, Gangneung-Wonju National University, South Korea

Shared light absorption rather than physiological coupling explains the apparent SIF-GPP relationship at canopy scale across diverse ecosystems

Jeongho Lee¹, Youngryel Ryu^1,2, Huaize Feng¹, Nanghyun Cho³

1: Interdisciplinary Program in Agricultural and Forest Meteorology, Seoul National University, Seoul 08826, Republic of Korea; 2: Department of Landscape Architecture and Rural Systems Engineering, Seoul National University, Seoul, Republic of Korea; 3: National Forest Satellite Information & Technology Center, National Institute of Forest Science, Seoul, Republic of Korea

Atmospheric dryness effects on canopy chlorophyll fluorescence and Gross Primary Production (GPP) in a deciduous forest during heat waves

Zhaohui Li¹, Gabriel Hmimina², Gwendal Latouche¹, Daniel Berveiller¹, Abderrahmane Ounis², Yves Goulas², Kamel Soudani¹

1: Ecologie Société Evolution (ESE), Université Paris-Saclay, CNRS, AgroParisTech, 91190， Gif-sur-Yvette, France; 2: Laboratoire de Météorologie Dynamique (LMD), Sorbonne Université, IPSL, CNRS, École polytechnique, 91128, Palaiseau Cedex, France

SIF-MIP Phase 2: Multi-Model Evaluation of SIF and GPP Simulations in Evergreen Forests

Haoran Liu

Imperial College London, United Kingdom

Analyzing the global role of TROPOMI-derived SIF and Sentinel-3 fundamental vegetation traits as proxy predictors in GPP models

Pablo Reyes-Muñoz, Yuxin Zhang, Emma De Clerk, Jochem Verrelst

University of Valencia, Spain

Tower-Based SIF Monitoring of Drought-Stressed Scots Pine Photosynthesis

Ingo Ensminger¹, Kristen Huang¹, Vincent Riedel¹, Giovanni Bortolami², Jonas Gisler³, Marcus Schaub³, Tommaso Julitta⁴, Arthur Gessler³

1: University of Toronto, Department of Biology, Mississauga, Canada; 2: École Polytechnique Fédérale de Lausanne, Lausanne, Switzerland; 3: Swiss Federal Institute for Forest, Snow and Landscape Research WSL, Switzerland; 4: JB Hypersepctral Devices GmbH, Dusseldorf, Germany

A Carbon-Water Cycle Reanalysis to Reconcile Earth Observations, Benchmark Models, and Advance Earth Science Understanding and Prediction

Nicholas Parazoo¹, Eren Bilir², Anthony Bloom¹, Junjie Liu¹, Renato Braghiere³

1: Jet Propulsion Laboratory, California Institute of Technology, United States of America; 2: University of California, Los Angeles; 3: California Institute of Technology

FLEX mission data for inland water research: Insights from studies in Swiss lakes

Alexander Damm^1,2, Remika Gupana^1,2,3, Loé Maire^1,2, Daniel Odermatt^1,2

1: Department of Geography, University of Zurich, Winterthurerstrasse 190, 8057, Zurich, Switzerland; 2: Eawag, Swiss Federal Institute of Aquatic Science & Technology, Surface Waters – Research and Management, Überlandstrasse 133, 8600, Dübendorf, Switzerland; 3: Marine Science Institute University of the Philippines, Quezon City 1101, Philippines

he PHY2FLEX project: PHYsiology and species mapping of global water PHYtoplankton from FLEX-Sentinel 3 synergy, focus on the top-of-atmosphere hyperspectral signature including the sun-induced fluorescence

Tristan Harmel¹, Soham Mukherjee¹, Martin Hieronymi², Rüdiger Röttgers², Claudia Giardino³, Mariano Bresciani³, Lodovica Panizza³, Vittorio Brando⁴, Sabine Marty⁵, Marco Celesti⁶

1: Earth Observation Unit, Magellium, France; 2: Department of Optical Oceanography, Helmholtz-Zentrum Hereon, Geesthacht, Germany; 3: Institute for Electromagnetic Sensing of the Environment, CNR, Milano, Italy; 4: Institute of Marine Sciences, CNR, Rome, Italy; 5: Department of Oceanography, NIVA, Oslo, Norway; 6: European Space Agency, ESA-ESTEC, the Netherlands

Aquatic product validation of the Fluorescence Explorer (FLEX) mission (AquaValiX)

Martin Hieronymi¹, Astrid Bracher², Peter Gege³, Anna Goeritz⁴, Rüdiger Röttgers¹

1: Helmholtz-Zentrum Hereon, Geesthacht, Germany; 2: Alfred-Wegener-Institut (AWI) / University of Bremen, Germany; 3: German Aerospace Center (DLR), Oberpfaffenhofen, Germany; 4: University of Freiburg, Germany

Development and validation of an approach to quantify maximum photosynthetic capacity of terrestrial plants from FLEX mission products

Jennifer Johnson¹, Percy Macek¹, Danny Campbell¹, Hannah Reid¹, Brynn Cruce¹, David Martini^1,2, Ian Baker³, Min Chen⁴, Christian Frankenberg⁵, Fabienne Maignan², Zbynek Malenovsky⁶, Nick Parazoo⁷, Tristan Quaife⁸, Alistair Rogers⁹, Youngryel Ryu¹⁰, Georg Wohlfahrt¹¹, Yelu Zeng¹², Yongguang Zhang¹³, Joseph Berry¹⁴

1: University of Kansas, United States; 2: Laboratoire des Sciences du Climat et de l'Environnement, France; 3: Colorado State University, United States; 4: University of Wisconsin, United States; 5: California Institute of Technology, United States; 6: University of Bonn, Germany; 7: NASA Jet Propulsion Laboratory, United States; 8: University of Reading, United Kingdom; 9: Lawrence Berkeley National Laboratory, United States; 10: Seoul National University, South Korea; 11: Universität Innsbruck, Austria; 12: China Agricultural University, China; 13: Nanjing University, China; 14: Carnegie Institution, United States

Linking Solar-Induced Chlorophyll Fluorescence to Biogenic Volatile Organic Compound Emissions in low Arctic Tundra: A Field Spectroscopy Approach

Federico Grillini¹, Simon Nyboe Laursen¹, Amy Samantha Smart², Peiyan Wang¹, Shunan Feng¹, Juliane Bendig³, Andreas Westergaard-Nielsen¹

1: Department of Geosciences and Natural Resource Management, University of Copenhagen; 2: Center for Volatile Interactions, Department of Biology, University of Copenhagen; 3: Institute for Bio-and Geosciences, IBG-2: Plant Sciences, Forschungszentrum Jülich GmbH

Inputs from the Audience

Conference Administrator

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Advancing SIF Retrieval for FLEX: Integrating UAV Hyperspectral, FluorSpec and Radiative Modelling in Potato and Maize Systems

Carlos Camino¹, Lammert Kooistra¹, Marnix Hoogenboom¹, Yan Xiaolu¹, Yali Bai^2,3, Ana Erst⁴, Harm Bartholomeus¹

1: Laboratory of Geo-Information Science and Remote Sensing, Wageningen University, Wageningen, Netherlands.; 2: Institute of Crop Science, Chinese Academy of Agricultural Sciences, Beijing, China.; 3: National Nanfan Research Institute (Sanya), Chinese Academy of Agricultural Sciences, Sanya, China.; 4: 4. Centre for Crop Systems Analysis, Wageningen University & Research, Wageningen, The Netherlands.

High-spatial-resolution gross primary production estimation from Sentinel-2: A baseline for future SIF integration

Emma De Clerck¹, Pablo Reyes-Muñoz¹, Egor Prikaziuk², Dávid D.Kovács^1,3, Jochem Verrelst¹

1: Image Processing Laboratory - University of Valencia, Spain; 2: Faculty of Geo-Information Science and Earth Observation (ITC) - University of Twente, The Netherlands; 3: Department of Geodesy and Geoinformation - TU Wien, Austria

FRM4FLUO: Fiducial Reference Measurements for the Fluorescence. Overview.

Tommaso Julitta¹, Andreas Burkart¹, Paul Naethe¹, Agnieszka Bialek², Pieter De Vis², Astrid Zimmermann², Franco Miglietta³, Lorenzo Genesio³, Karolina Sakowska³, Bastian Siegmann⁴, Juliane Bendig⁴, Micol Rossini⁵, Giulia Tagliabue⁵, Roberto Colombo⁵, Sergio Cogliati⁵, Falk Pätzold⁶, Astrid Lampert⁶, Chiristiaan Van der Tol⁷, Hao Jiang⁷, Dirk Schuettemeyer⁸, Marin Tudoroiu⁸, Marco Celesti⁸

1: JB Hyperspectral Devices GmbH, Germany; 2: National Physics Laboratory. Teddington, United Kingdom; 3: Italian National Research Council - CNR, Italy; 4: Forschungszentrum Jülich GmbH, Germany; 5: University of Milano Bicocca, Italy; 6: iTUBS, Germany; 7: University of Twente, the Netherlands; 8: ESA. European Space Agency

Meet the FLORES project: Mechanistically Tracking Forest Photosynthesis and Transpiration through Multiscale Chlorophyll Fluorescence Signals

Quentin Beauclaire¹, Bernard Longdoz¹, Ivan Janssens², Jan De Pue³, Matthias Cuntz⁴, Simon De Cannière^2,5, François Jonard⁵

1: BIODYNE Biosystems Dynamics and Exchanges, TERRA Teaching and Research Center, Gembloux Agro-Bio Tech, University of Liege, Liege, Belgium; 2: Department of Biology, Research Group PLECO (Plant and Ecosystems), University of Antwerp, Universiteitsplein 1, 2610 Wilrijk, Belgium; 3: Royal Meteorological Institute of Belgium, Meteorological and Climatological Research, Brussels, Belgium; 4: Université de Lorraine, AgroParisTech, INRAE, Nancy, France; 5: Earth Observation and Ecosystem Modelling Laboratory, SPHERES Research Unit, University of Liège, Liège, Belgium

Chlorophyll Fluorescence Measurements Across Scales at the Sodankylä ESA SUPERSITE

Marika Honkanen¹, Pekka Kolmonen¹, Antti Kukkurainen¹, Hannakaisa Lindqvist¹, Alasdair MacArthur², Neus Sabater¹, Tea Thum¹

1: Finnish Meteorological Institute, Finland; 2: Laboratory for Earth Observation, Image Processing Laboratory, Dept. of Earth Physics and Thermodynamics, University of Valencia, Valencia, Spain 

Operational Processing of High-Quality Fluorescence Products: the FLEX Mission Core Processing Facility

Richard Hofmeister¹, Torben Keßler¹, Alexander Strecker¹, Quentin Saalfeld¹, Alessandra Rech²

1: Werum Software & Systems AG, Germany; 2: ESA ESRIN, Italy

On the use of the FLoX spectrometer for validating FLEX data over water

Mariano Bresciani¹, Lodovica Panizza¹, Claudia Giardino¹, Andrea Pellegrino^1,2, Monica Pinardi¹, Vittorio Ernesto Brando³, Jaime Pitarch³, Federica Braga⁴, Martin Hieronymi⁵, Ruediger Röttgers⁵, Sabine Marty⁶, Tommaso Julitta⁷, Tristan Harmel⁸, Marco Celesti⁹

1: Institute for Electromagnetic Sensing of the Environment, CNR, Milano, Italy; 2: Department of Engineering, University of Sapienza, Rome, Italy; 3: Institute of Marine Sciences, CNR, Rome, Italy; 4: Institute of Marine Sciences, CNR, Venice, Italy; 5: Department of Optical Oceanography, Institute of Carbon Cycles, Helmholtz-Zentrum Hereon, Geesthacht, Germany; 6: Department of Oceanography, NIVA, Oslo, Norway; 7: JB Hyperspectral Devices GmbH, Düsseldorf, Germany; 8: Earth Observation Unit, Magellium, Ramonville-Saint-Agne, France, European Space Agency; 9: ESA-ESTEC, the Netherlands

Towards FLEX for inland waters: analysis of ground, airborne and spaceborne data in Lake Garda

Lodovica Panizza¹, Mariano Bresciani¹, Claudia Giardino¹, Monica Pinardi¹, Andrea Pellegrino¹, Salvatore Mangano¹, Martina Austoni², Elisabetta Canuti³, Laura Caccetta⁴, Denise Cinellu⁴, Sergio Cogliati⁴, Roberto Colombo⁴, Jan Hanuš⁵, Karel Holouš⁵, Tomáš Fabiánek⁵, Karolina Sakowska⁶, Lorenzo Genesio⁶, Loris Vescovo⁷, Damiano Gianelle⁷, Sara Venafra⁸

1: Institute of Electromagnetic Sensing of the Environment, National Research Council, Italy; 2: Water Research Institute, National Research Council, Verbania, Italy; 3: Joint Research Centre - European Commission, Ispra (VA), Italy; 4: University of Milano-Bicocca, Milano, Italy; 5: CzechGlobe, Brno, Czech Republic; 6: Institute of BioEconomy, National Research Council, Florence, Italy; 7: Edmund Mach Foundation, Trento, Italy; 8: Italian Space Agency, Matera, Italy

Project Transparent: genetically modified cotton plants overexpressing chromoproteins and their potential use in satellite imagery

Daniela Cordeiro¹, Filipe Natalio^1,2

1: UCIBIO – Applied Molecular Biosciences Unit, Department of Chemistry, NOVA School of Science and Technology, Universidade NOVA de Lisboa, Campus da Caparica, Caparica, Portugal; 2: Associate Laboratory i4HB – Institute for Health and Bioeconomy, NOVA School of Science and Technology, Universidade NOVA de Lisboa, Campus da Caparica, Caparica, Portugal

FLEX radiometry monitoring using VICALOPS service

Béatrice Berthelot¹, Pieter De Vis², Jorge Vicent-Servera¹, Louis Sainte-Marie¹, Anis Djellali¹, Tristan Lalanne¹, Guillaume Fassot¹, Astrid Zimmermann², Marc Bouvet³

1: Magellium, France; 2: NPL, England; 3: ESA/ESTEC, The Netherlands

Remote detection of drought stress with sun-induced chlorophyll fluorescence: a tale of scaling up and down

Georg Wohlfahrt¹, Albin Hammerle¹, Felix Spielmann¹, Anna de Vries¹, Lorenz Hänchen¹, Javier Pacheco-Labrador², Mirco Migliavacca³

1: Universität Innsbruck, Austria; 2: Spanish National Research Council, Spain; 3: European Commission, Joint Research Center, Italy

OLCI-based O2A relative band depth (RBD) versus ground-based SIF, NIrv and Apar measurements

Franco Miglietta¹, Mustafa Elfahl¹, Josè Luis Pancorbo¹, Lorenzo Genesio¹, Karolina Sakowska¹, Roberto Colombo², Marco Celesti³, Tommaso Julitta⁴

1: Institute for Bioeconomy, CNR, Italy; 2: Università Milano Bicocca, Milano, Italy; 3: European Space Agency (ESA); 4: Jb-Hypespectral, Germany

Evaluating the photosynthetic imprint in sun-induced chlorophyll fluorescence: a multi-site study

Simon De Cannière^1,2, Gregory Duveiller³, Georg Wohlfahrt⁴, Ivan Janssens¹

1: University of Antwerp; 2: University of Liège; 3: Max Planck Institute for Biogeochemistry, Jena; 4: University of Innsbruck

Measuring nighttime altitude-dependent O2A absorption bands deepening over an illuminated greenhouse

Lorenzo Genesio¹, Roberto Colombo², Sergio Cogliati², Federico Carotenuto¹, Patrick Rademske³, Patrizia Sacco⁴, Franco Miglietta¹

1: Institute for Bioeconomy of the National Research Council (CNR-IBE), Italy; 2: University of Milan Bicocca (UNIMIB), Italy; 3: Forschungszentrum Jülich GmbH (FZJ), Germany; 4: Italian Space Agency (ASI), Italy

Towards an emulation-based SIF retrieval method for FLEX data

Jim Buffat¹, Miguel Pato², Stefan Maier², Emiliano Carmona², Uwe Rascher³, Hanno Scharr¹

1: Forschungszentrum Jülich GmbH, Institute for Advanced Simulation, IAS-8: Data Analysis and Machine Learning, Jülich, Germany; 2: Remote Sensing Technology Institute, German Aerospace Center (DLR), Oberpfaffenhofen, Germany; 3: Forschungszentrum Jülich GmbH, Institute for Bio- and Geosciences, IBG-2: Plant Science, Jülich, Germany

Understanding non-linear chlorophyll fluorescence dynamics for water stress detection

Cynthia Chardí Raga¹, Julio César Marchante Cambrón¹, Shari Van Wittenbeghe¹, Adrián Moncholi Estornell¹, Sara Pescador-Dionisio¹, María José López Galiano², Begoña Renau Morata³, José Moreno Méndez¹, María Pilar Cendrero Mateo^1,4

1: UNIVERSITY OF VALENCIA, IPL LABORATORY, Spain; 2: UNIVERSITY OF VALENCIA, DEPARTMENT OF GENETICS, Spain; 3: UNIVERSITY OF VALENCIA, DEPARTMENT OF PLANT BIOLOGY, Spain; 4: DESERTIFICATION RESEARCH CENTER (CIDE-CSIC-UV-GVA), DEPARTMENT OF ECOLOGY AND GLOBAL CHANGE, Spain

AndesFlux: First SIF ground-based observations in the western amazon flux network

Eric G. Cosio¹, Eliana Esparza¹, Rudi Cruz¹, Norma Salinas¹, Rolf Becker², Waltraud Kofer², Jan Sonntag², Tommaso Julitta³, Andreas Burkhardt³, Laura Verena Junker-Frohn⁴, Onno Muller⁴, Uwe Rascher⁴

1: Pontificia Universidad Católica del Peru, Peru; 2: Hochschule Rhein-Waal; 3: JB Hyperspectral Devices; 4: Forschungszentrum Jülich

Assessing Plant Adaptive Strategies and Stress Tolerance via Chlorophyll Fluorescence and Photoprotective Pigment Dynamics

Amelia Montoro¹, Cynthia Chardi-Raga², César Marchante², David Aragonés³, Marcos Jiménez⁴, Ricardo Díaz-Delgado³, Juan José Peón⁴, Adrián Moncholí-Estornell², Pedro J. Gómez-Giráldez³, Joaquín Cobos³, Shari Van Wittenberghe², Félix Muñoz⁴, Laura Carretero⁴, Oscar Gutiérrez⁴, Jesús Delegido², José Moreno², Mª Pilar Cendrero-Mateo¹

1: Desertification Research Centre (CIDE)/CSIC, Spain; 2: Image Processing Laboratory, University of Valencia, Spain; 3: Doñana Biological Station (EBD)/CSIC, Spain; 4: National Institute of Aerospace Technology (INTA), Spain

Evaluation of remote sensing methods for non-photochemical quenching (NPQ) estimation

Hao Jiang¹, Peiqi Yang², Egor Prikaziuk¹, Zhigang Liu³, Christiaan van der Tol¹

1: University of Twente, Faculty of Geo-Information Science and Earth Observation (ITC), the Netherlands; 2: Nanjing Normal University, China; 3: Beijing Normal University, China

Simultaneous retrieval of water quality and fluorescence properties from FLEX-Sentinel-3 synergy

Soham Mukherjee^1,2, Tristan Harmel¹

1: Magellium, France; 2: Saber Solution, India

Comparative Assessment of Methods for Quantifying the Escape Probability of Remotely Sensed Red and Far-Red Solar-Induced Chlorophyll Fluorescence from the Leaf to the Canopy Scale

Bastian Siegmann^1,2, Juliane Bendig¹, Katja Berger³, Juan Manuel Romero^1,4, Christiaan van der Tol², Jochem Verrelst⁵, Sebastian Wieneke⁶, Lucas Wittstruck⁷, Peiqi Yang⁸, Yelu Zeng⁹, Uwe Rascher^1,10

1: Forschungszentrum Jülich, Germany; 2: University of Twente, the Netherlands; 3: GFZ Helmholtz Centre for Geosciences, Germany; 4: University of Buenos Aires, Argentina; 5: University of Valencia, Spain; 6: University of Leipzig, Germany; 7: University of Osnabrück, Germany; 8: Nanjing Normal University, China; 9: China Agricultural University, China; 10: University of Bonn, Germany

SpaFLEX Procedure for Propagating in-situ Sun-induced Chlorophyll Fluorescence and Reflectance Uncertainty in Cal/Val FLEX L2 Product

Juanjo Peón¹, Marcos Jiménez¹, Mª Pilar Cendrero-Mateo², Oscar Gutiérrez de La Cámara¹, Adrián Moncholí-Estornell³, Jimmy A. Muela¹, Javier Gorroño⁵, David Aragonés⁴, Félix Muñoz¹, Laura Carretero¹, Pedro J. Gómez-Giráldez⁴, José Moreno³

1: National Institute of Aerospace Technology (INTA), Torrejón de Ardoz, Madrid, Spain; 2: Image Processing Laboratory, University of Valencia (UV) Paterna (Valencia), Spain Desertification research center (CIDE-CSIC-UV-GVA), Department of Ecology and Global Change, Spain; 3: Image Processing Laboratory, University of Valencia (UV) Paterna (Valencia), Spain; 4: Doñana Biological Station, Spanish National Research Council (EBD-CSIC), Seville, Spain; 5: Institute of Water and Environmental Engineering (IIAMA), Universitat Politècnica de València (UPV), 46022 Valencia, Spain

Diurnal variation in solar-induced chlorophyll fluorescence and CO2 uptake of a Malaysian natural tropical forest: a tower-based study

Tomoki Morozumi¹, Hibiki Noda¹, Tomomichi Kato², Tatsuya Miyauchi², Tatsuro Nakaji², Satoru Takanashi³, Yoshiko Kosugi⁴, Marryanna Lion⁵

1: National Institute for Environmental Studies NIES, Japan; 2: Hokkaido University, Japan; 3: Forestry and Forest Products Research Institute, Japan; 4: Kyoto University, Japan; 5: Forest Research Institute Malaysia FRIM, Malaysia

Intercomparison experiment of Field spectroradiometers for FLEX L2 product Validation

Jimmy A. Muela¹, Marcos Jiménez¹, Juanjo Peón¹, Oscar Gutiérrez de la Cámara¹, Mª Pilar Cendrero-Mateo², Adrián Moncholí-Estornell², Cynthia Chardi-Raga², Pedro Gómez-Giráldez³, David Aragonés³

1: National Institute of Aerospace Technologies (INTA), Spain; 2: Laboratory for Earth Observation, Image Processing Laboratory, University of Valencia, C/Catedrático Agustin Escardino, n° 9, 46980 Paterna, Spain; 3: Doñana Biological Station (EBD-CSIC), C/ Americo Vespucio, 26. 41092 Sevilla (Spain)

The retrieval of vegetation properties from TROPOSIF and multi-mission reflectance

Christiaan van der Tol¹, Simon Blessing², Kris Vonhoof³, Ralf Giering², Else Swinnen³

1: University of Twente, Netherlands, The; 2: FastOpt, Germany; 3: VITO, Belgium

A multi-scale spatial sampling strategy for FLEX product validation within the SpaFLEX project

Pedro J. Gómez-Giráldez¹, Marcos Jiménez², Mª Pilar Cendrero-Mateo³, Juan José Peón², Adrián Moncholí-Estornell³, José Moreno³, Joaquín Cobos¹

1: Doñana Biological Station (EBD-CSIC), C/ Americo Vespucio, 26. 41092 Sevilla (Spain); 2: National Institute of Aerospace Technology (INTA), Crta. de Ajalvir km 4, Torrejón de Ardoz 28850 Madrid (Spain); 3: Laboratory for Earth Observation, Image Processing Laboratory, University of Valencia, C/Catedrático Agustin Escardino, n° 9, 46980 Paterna (Spain)

Doñana as a Cal/Val Supersite for the FLEX Mission: Multi-scale Field Campaigns within the SpaFLEX Project

Joaquin Cobos¹, David Aragonés¹, Gabriela Romero¹, Marcos Jiménez², Mª Pilar Cendrero-Mateo³, Amelia Montoro⁴, Juan José Peón², Adrián Moncholí-Estornell³, Cynthia Chardi-Raga³, César Marchante³, Ricardo Diaz¹, Pedro Jesus Gomez¹

1: Doñana Biological Station (EBD-CSIC), C/ Americo Vespucio, 26. 41092 Sevilla (Spain); 2: National Institute of Aerospace Technology (INTA), Crta. de Ajalvir km 4, Torrejón de Ardoz 28850 Madrid (Spain); 3: Laboratory for Earth Observation, Image Processing Laboratory, University of Valencia, C/Catedrático Agustin Escardino, n° 9, 46980 Paterna, Spain.; 4: Desertification Research Centre (CIDE), CSIC-UV-GVA, Ctra CV 315, Km 10.7, Valencia, Moncada 46113, Spain

Use of chlorophyll fluorescence for the early detection of pest infestation in sweet potato plants

Julio Cesar Marchante Cambron¹, Cynthia Chardí Raga¹, Adrián Moncholi Estornell¹, Consuelo Penella Casañ², Ángeles Calatayud Chover², Anna Villalba Gimeno², María Pilar Cendrero Mateo^1,3

1: IPL LABORATORY, Spain; 2: VALENCIAN INSTITUTE OF AGRICULTURAL RESEARCH (IVIA), CENTRE FOR CITRICULTURE AND PLANT PRODUCTION – HORTICULTURE, Spain; 3: DESERTIFICATION RESEARCH CENTER (CIDE-CSIC-UV-GVA), DEPARTMENT OF ECOLOGY AND GLOBAL CHANGE, Spain

Downscaling solar-induced fluorescence of natural, complex tree canopies by combing LiDAR data and high-resolution hyperspectral images with3D radiative transfer modelling

Saja Salattna¹, Omar Regaieg², Zbynek Malenovsky², Jiaojiao Tian³, Youcef Benghorbel³, Tomáš Hanousek⁴, Růžena Janoutová⁴, Stefan Auer³, Uwe Rascher¹, Bastian Siegmann¹

1: Juelich Forschungszentrum, Germany; 2: University of Bonn, Department of Geography, Germany; 3: German Aerospace Centre (DLR), Germany; 4: Czech Academy of Sciences, Global Change Research Institute, Czech Republic

Validation strategy of FLEX surface reflectance and irradiance using autonomous ground reference data

Astrid M. Zimmermann¹, Pieter De Vis¹, Agnieszka Bialek¹, Roberto Colombo², Tommaso Julitta³

1: National Physical Laboratory, United Kingdom; 2: University of Milano Bicocca, Italy; 3: JB Hyperspectral Devices GmbH, Germany

SIFcam Dual Camera System for Sensing Solar-induced Fluorescence – Data Processing and Uncertainty Assessment

David Pla Guerrero¹, Saja Salattna¹, Luis Kremer¹, Juliane Bendig¹, Sofia Choza Farias¹, Jim Buffat², Armagan Elibol^2,3, Hanno Scharr², Bastian Siegmann¹, Omar Regaieg⁴, Lucas Casuccio⁴, Zbyněk Malenovský⁴, Uwe Rascher¹

1: Institute of Bio- and Geosciences (IBG), Plant Sciences, Forschungszentrum Jülich GmbH, Germany; 2: Institute for Advanced Simulation (IAS), Forschungszentrum Jülich GmbH, Germany; 3: College of Engineering, Al Ain University Abu Dhabi Campus; 4: Department of Geography, University of Bonn, Bonn, Germany

SIFcam - Advancing a Research Prototype Towards a Scalable Platform with potential for FLEX validation

Luis Kremer^1,2, Juliane Bendig¹, Pla Guerrero David¹, Salattna Saja¹, Andreas Müller¹, Jens Bongartz², Uwe Rascher¹

1: Institute of Bio- and Geosciences (IBG), Plant Sciences, Forschungszentrum Jülich GmbH, Germany; 2: Application Centre for Machine Learning and Sensor Technology, Hochschule Koblenz, Germany

Integrating Solar-Induced Chlorophyll Fluorescence, Land Surface Temperature and Hyperspectral Vegetation Indices for Machine Learning-based Drought Stress Detection in Forests

Sunniva McKeever¹, Patrick Rademske¹, Jim Buffat², Katrin Meusburger³, Roman Zweifel³, Giovanni Bortolami³, Jan Ziegler³, Ingo Ensminger⁴, Arthur Gessler³, Uwe Rascher¹, Bastian Siegmann¹

1: Forschungszentrum Jülich GmbH, Institute for Bio- and Geosciences, IBG-2: Plant Sciences, Germany; 2: Forschungszentrum Jülich GmbH, Institute for Advanced Simulation, IAS-8: Data Analytics and Machine Learning, Germany; 3: Swiss Federal Institute for Forest, Snow and Landscape Research WSL, Switzerland; 4: University of Toronto, Department of Biology, Canada

Airborne system design and data acquisition campaigns for the SpaFLEX project within the Spanish Cal/Val plan of ESA’s FLEX mission

Félix Muñoz¹, Óscar Gutiérrez de la Cámara¹, Marcos Jiménez¹, Laura Carretero¹, Juanjo Peón¹, Jimmy A. Muela¹, MªPilar Cendrero-Mateo², José Moreno², Adrián Moncholí-Estornell², Cynthia Chardi-Raga², Amelia Montoro³, Pedro J. Gómez-Giráldez⁴, Joaquín Cobos⁴, David Aragonés⁴, Francisco Belmar⁵, David Horsman⁵, Diego Godoy⁵, Felipe Tapia⁵

1: National Institute of Aerospace Technology (INTA), Torrejón de Ardoz, Madrid, Spain; 2: Image Processing Laboratory, University of Valencia, Valencia (Paterna), Spain.; 3: Desertification Research Centre (CIDE)/CSIC, Spain; 4: Doñana Biological Station, Spanish National Research Council (EBD-CSIC), Seville, Spain; 5: Heligrafics Fotogrametría SL, Alcoi, Alicante, Spain

Towards a FLEX sensor fusion system for monitoring gradual global land cover change

Dainius Masiliūnas

Wageningen University & Research, the Netherlands

Bayesian solar-induced fluorescence retrieval algorithm (SIFFI) with tolerance against atmospheric uncertainties

Antti Kukkurainen¹, Antti Lipponen¹, Ville Kolehmainen², Antti Arola¹, Neus Sabater¹

1: Finnish Meteorological Institute, Finland; 2: University of Eastern Finland, Finland

Comparative Analysis of Full-Spectrum SIF Principal Component Reconstruction versus SpecFit

Miguel Morata¹, Ignasi Martí-Martí¹, Bastian Siegmann², M.Pilar Cendrero-Mateo¹, José Luis García-Soria¹, Jochem Verrelst¹

1: University of Valencia, Department of Earth Observation, Spain; 2: Institute of Bio- and Geosciences, Plant Sciences (IBG-2), Forschungszentrum Jülich GmbH, Germany

Assessing the impact of an explicit representation of the nitrogen cycle on SIF and GPP dynamics across European sites

Léo Tuffery^1,2, Cédric Bacour^1,2, David Martini^1,2, Georg Wohlfahrt³, Nicolas Vuichard^1,2, Nicolas Viovy^1,2, Vincent Tartaglione^1,2, Fabienne Maignan^1,2

1: Laboratoire des Sciences du Climat et de l’Environnement (LSCE), CEA, CNRS, UVSQ, Université Paris-Saclay, Gif-sur-Yvette, France; 2: Institut Pierre-Simon Laplace (IPSL), Université de Versailles Saint-Quentin en Yvelines, Guyancourt, France; 3: Universität Innsbruck, Institut für Ökologie, Innsbruck, Austria

DART-based canopy-to-photosystem downscaling of airborne far-red solar-induced fluorescence of deciduous forest stands

Omar Regaieg¹, Zbyněk Malenovský¹, Bastian Siegmann², Vojtěch Bárta³, Benedikt Hoodt¹, Saja Salattna², Cailin Zhou⁴, Tiangang Yin⁴

1: Department of Geography, University of Bonn, Germany; 2: IBG-2: Plant Sciences, Forschungszentrum Jülich GmbH, Germany; 3: Global Change Research Institute, Czech Academy of Sciences, Czech Republic; 4: Department of Land Surveying and Geo-Informatics, The Hong Kong Polytechnic University, Hong Kong

How can we benefit from TROPOSIF observations in terrestrial biosphere model development?

Tea Thum¹, Hermanni Aaltonen¹, Mika Aurela¹, Gregory Duveiller², Marika Honkanen¹, Bruce Johnson³, Anne Klosterhalfen⁴, Alexander Knohl⁴, Sung-Ching Lee², Hannakaisa Lindqvist¹, Tristan Quaife⁵, Javier Pacheco-Labrador⁶, Phillip Papastefanou², Zoe Pierrat⁷, Troy Magney⁸, Jochen Stutz⁹, Sönke Zaehle²

1: Finnish Meteorological Institute, Finland; 2: Max Planck Institute for Biogeochemistry, Germany; 3: University of Saskatchewan, Canada; 4: University of Göttingen, Germany; 5: University of Reading, UK; 6: Environmental Remote Sensing and Spectroscopy Laboratory (SpecLab), Spanish National Research Council (CSIC); 7: University of California Santa Barbara, US; 8: University of Montana, US; 9: University of California Los Angeles, US

FLEX Mission Support in Heterogeneous Ecosystems: Integrated Proximal Sensing and Ground-Based Monitoring at Majadas de Tiétar

Luis Alonso¹, Arnaud Carrara¹, Ramon Lopez¹, M. Pilar Martin², Javier Pacheco-Labrador², Vicente Burchard-Levine²

1: Mediterranean Center of Environmental Studies (CEAM), Spain; 2: Environmental Remote Sensing and Spectroscopy Laboratory (SpecLab), Spain

Proximal Solar-Induced Fluorescence Imaging for Understanding SIF Signals within FLEX Footprints

Paul Seibert^1,2, Cynthia Gerlein-Safdi^1,2

1: University of California, Berkeley, United States of America; 2: Lawrence Berkeley National Laboratory, Berkeley, United States of America

Error Budget Tool: A Diagnostic Framework for SIF Retrieval Algorithm

Pietro Chierichetti¹, Jorge Vicent-Servera², Théo Paccoud², Pekka Kolmonen³, Neus Sabater³, Marco Celesti⁴, Aymeric Hale⁴, Marc Bouvet⁴, Marin Tudoroiu⁵, Alberto Maiocchi¹, Roberto Colombo¹, Sergio Cogliati¹

1: University of Milano-Bicocca, Italy; 2: Magellium Artal Group, France; 3: Finnish Meteorological Institute, Finland; 4: European Space Agency, ESA-ESTEC, The Netherlands; 5: European Space Agency, ESA-ESRIN, Italy

Detecting declines in forest productivity and vitality from biotic disturbance using multi-scale LAI and fAPAR estimation

Sebastian Preidl¹, Daniel Magnabosco Marra^1,2, Henrik Hartmann^1,2,3

1: Julius Kuehn-Institute (JKI) - Federal Research Center for Cultivated Plants, Institute for Forest Protection, Erwin-Baur-Str. 27, 06484 Quedlinburg, Germany; 2: Max Planck Institute for Biogeochemistry, Biogeochemical Processes Department, Hans-Knöll-Str. 10, 07745, Jena, Germany; 3: Georg-August-University Göttingen, Faculty of Forest Sciences and Forest Ecology, Germany

Using TECs-SIF to unreveal site-dependent relationship between solar-induced chlorophyll fluorescence and gross primary productivity

Min Chen, Haoran Liu

University of Wisconsin-Madison, United States of America

Global reconstruction of the spectrum of terrestrial chlorophyll fluorescence With TROPOMI

Feng Zhao, Zhenfeng Wu

Beihang University, People's Republic of China

A Digital Twin of Soil-Plant-Atmosphere Continuum Enhanced by Earth Observation (SPACEO) for Monitoring and Predicting Land Processes

Yijian Zeng, Bob Su, Yunfei Wang, Zengjing Song, Enting Tang

ITC Faculty of Geo-Information Science and Earth Observation, Universiteit Twente, Netherlands, The

Leveraging Solar-Induced Fluorescence for Mechanistic Understanding of Water and Carbon Fluxes

Yunfei Wang^1,2, Yijian Zeng¹, Bob Su¹

1: University of Twente, The Netherlands; 2: Zhengzhou University, China

The MicroCarb Satellite Mission: Overview and Development of the SIF Retrieval

Michael Cartwright^1,2, Robert Parker^1,2, Dan Orr^1,2

1: University of Leicester, Leicester, UK; 2: National Centre for Earth Observation, Leicester, UK