LEAP @ AGU23 FALL MEETING

Find LEAP at the American Geophysical Union (AGU) 2023 Fall Meeting

Below is a guide to notable presentations and other events from LEAP colleagues at the Dec. 11-15, 2023, meeting of the American Geophysical Unionthe world’s largest gathering of earth and space scientists. The meeting will take place in San Francisco, CA, and online across the globe. 

Presentations are listed in chronological order.
This list will be updated as additional information is gathered. 

Times listed below are U.S. Pacific (PDT).

(Note: If you call up an abstract, the time displayed may default to your own local time if you attend remotely.)

8:30 – 12:50 || A11I-2118: Transferring Climate Change Knowledge

  • FRANCESCO IMMORLANO (Univ. of Salento)
  • with LEAP colleague: Pierre Gentine
  • Poster Hall A-C – South (Exhibition Level, South, MC)


8:30 – 12:50 ||
A11P-2208: A Simplified Machine Learning Based Wildfire Ignition Model from Insurance Perspective

  • YUFEI ZOU (Our Kettle, Inc.)
  • with LEAP colleague: Pierre Gentine
  • Poster Hall A-C – South (Exhibition Level, South, MC)

 

8:30 – 12:50 || H11K-1425: Leveraging Physical Knowledge in Causal Discovery for Representation and Feature Attribution in the Highly Coupled Land-Atmosphere System (INVITED)

  • YU HUANG (Columbia)
  • with LEAP colleague: Pierre Gentine
  • Poster Hall A-C – South (Exhibition Level, South, MC)

 

9:15 – 9:25 || U11A-04: Multi-fidelity Approach: Merging Physical Knowledge with Learning for Better Generalization and Extrapolation (INVITED)

  • PIERRE GENTINE (Columbia)
  • with LEAP colleagues: Mohamed Aziz Bhouri, Mike Pritchard
  • 303-304 – South (Level 3, South, MC)


10:20 – 11:50 ||
GC12D: Perturbed Parameter Ensembles (PPEs) for Understanding and Quantifying Uncertainty in Earth System Models (Oral Session)

  • convened by KATIE DAGON (NCAR)
  • with LEAP colleague: Gregory Elsaesser
  • 2007 – West (Level 2, West, MC)


10:32 – 10:42 ||
GC12D-02: Constraining Plant-Specific Parameters with a Land Model

    • LINNIA HAWKINS (Columbia)
    • with LEAP colleagues: Katie Dagon, Dave Lawrence, Pierre Gentine
    • 2007 – West (Level 2, West, MC)


11:02 – 11:12 ||
GC12D-05: Machine Learning Based PPEs of ICON-A for Processes and Automated Parameter Tuning

    • PAULINE BONNET (German Aerospace Center DLR)
    • with LEAP colleague: Pierre Gentine
    • 2007 – West (Level 2, West, MC)


10:20 – 10:30 ||
H12C-01: Investigating the Interplay of Pulses and Productivity in Semi-arid Regions (Oral Session)

  • MITRA ASADOLLAHI (Columbia)
  • with LEAP colleague: Pierre Gentine
  • 3010 – West (Level 3, West, MC)


11:32 – 11:42 ||
GC12D-08 Using PPEs to understand Processes Aerosol-Cloud-Climate Forcing and Cloud Feedbacks (Oral Session)

  • ANDREW GETTELMAN (PNNL)
  • with LEAP colleagues: Gregory Elsaesser, Marcus van Lier-Walqui
  • 2007 – West (Level 2, West, MC)


14:10 – 18:30 || B13K-2043: Biomass Loss Caused by Wind Disturbances in Amazonia

  • RONG-YU GU (Columbia)
  • with LEAP colleague: Pierre Gentine
  • Poster Hall A-C – South (Exhibition Level, South, MC)


15:10 – 15:20 ||
B13D-07: Diminishing Carryover Benefits of Earlier Spring Vegetation Growth (Oral Session)

  • XU LIAN (Columbia)
  • with LEAP colleague: Pierre Gentine
  • 3010 – West (Level 3, West, MC)

8:30 – 12:50 || A21I-2386: Combining Earth System Modeling and Machine Learning to Investigate Volcanic Sulfate Deposition in Polar Ice Cores

  • MALCOLM MAAS (Univ. of Maryland, College Park)
  • with LEAP colleague: Marcus van Lier-Walqui
  • Poster Hall A-C – South (Exhibition Level, South, MC)


8:30 – 12:50 || GC21M: Perturbed Parameter Ensembles (PPEs) for Understanding Processes and Quantifying Uncertainty in Earth System Models

  • KATIE DAGON (NCAR)
  • with LEAP colleague: Greg Elsaesser
  • Poster Hall A-C – South (Exhibition Level, South, MC)


8:30 – 12:50 ||
GC21M-1100 An Extensible Perturbed Parameter Ensemble (PPE) for the CESM2-Community Atmosphere Model (CAM) Version 6

    • TRUDE EIDHAMMER (NCAR)
    • with LEAP colleagues: Gregory Elsaesser, Marcus van Lier-Walqui
    • Poster Hall A-C – South (Exhibition Level, South, MC)


8:30 – 12:50 || GC21M-1104: Flexible Use of Additive Gaussian Processes as a Powerful Tool for More Interpretable Analysis and Emulation of Climate Model PPEs

    • QINGYUAN YANG (Columbia)
    • with LEAP colleagues: Greg Elsaesser, Marcus van Lier-Walqui, Kaitlyn Loftus
    • Poster Hall A-C – South (Exhibition Level, South, MC)


9:40 – 9:50 || H21F-08: Decadal Trends in Global Soil Moisture Reveal Demand- and Supply-Driven Regions (Oral Session)

  • OLYA SKULOVICH (Columbia)
  • with LEAP colleague: Pierre Gentine
  • 3003 – West (Level 3, West, MC)


9:30 – 10:00 || U21A-03 Pushing the Frontiers in Climate Modeling and Analysis with Machine Learning (INVITED)

  • WILLIAM COLLINS (UC Berkeley)
  • with LEAP colleague: Pierre Gentine
  • 303-304 – South (Level 3, South, MC)


10:50 – 11:00 || B22A-04: GLAB-VOD: Global L-band AI-Based Vegetation Optical Depth Dataset Based on Machine Learning and Remote Sensing (Oral Session)

  • OLYA SKULOVICH (Columbia)
  • with LEAP colleague: Pierre Gentine
  • 3009 – West (Level 3, West, MC)


10:35 – 10:45 || GC22C-02: Intrinsic Dimension of Spatio-Temporal Chaotic Systems (INVITED)

  • PIERRE GENTINE (Columbia)
  • with LEAP colleague: Juan Nathaniel
  • 2007 – West (Level 2, West, MC)


11:25 – 11:35 || GC22C-07: Global High-Resolution Daily Urban 2m-Height Air Temperature Estimation Using Physics-Informed Transfer Learning

  • YIWEN ZHANG (Univ. of Illinois at Urbana-Champaign)
  • with LEAP colleague: Pierre Gentine
  • 2007 – West (Level 2, West, MC)


14:10 – 18:30 || GC23H-1148: Unsupervised Meta-Learning As an Efficient Learning Paradigm Given Sparse and Extreme Climate Observations

  • JIANGONG LIU (Columbia)
  • with LEAP colleagues: Pierre Gentine, Juan Nathaniel
  • Poster Hall A-C – South (Exhibition Level, South, MC)


14:25 – 14:40 || GC23D-02: First Seasonal and Subseasonal-to-Seasonal Scale Forecasts of Western US Wildfire Activity with a Stochastic Machine Learning Fire Model (SMLFire1.0) (INVITED; Oral Session)

  • JATAN BUCH (Lamont-Doherty Earth Observatory)
  • with LEAP colleague: Pierre Gentine
  • 2008 – West (Level 2, West, MC)


16:52 – 17:02 || A24D-06: Informing Depositional Ice Growth Models Through 3-D Reconstruction of Ice Crystal Images Using Machine Learning

  • JOSEPH KO (Columbia)
  • with LEAP colleagues: Marcus van Lier-Walqui, Kara Lamb
  • 3011 – West (Level 3, West, MC)


17:10 – 17:20 || B24C-08: Uncovering the Dynamics of Stomatal Conductance Under Combined Heat and Soil Water Stress Using Optimality-based Physics Informed Neural Network (Oral Session)

  • JISU HAN (Columbia)
  • with LEAP colleague: Pierre Gentine
  • 3008 – West (Level 3, West, MC)

8:30 – 8:45 || H31C-01: Exploring Phase Transitions and Dynamical Processes in Tropical Moist Convection using Machine Learning (INVITED; Oral Session)

  • KARA LAMB (Columbia)
  • with LEAP colleague: Pierre Gentine
  • 3002 – West (Level 3, West, MC)


8:30 – 12:50 || A31E-2432: Cloud Chamber Constraints on Depositional Ice Growth Models

  • KARA LAMB (Columbia)
  • with LEAP colleague: Marcus van Lier-Walqui
  • Poster Hall A-C – South (Exhibition Level, South, MC)


8:30 – 12:50 || B31G-2174: Towards a Comprehensive Global Phenology Model using Machine Learning and Satellite Observations

  • AYA LAHLOU (Columbia)
  • with LEAP colleague: Pierre Gentine
  • Poster Hall A-C – South (Exhibition Level, South, MC)


8:30 – 12:50 || B31I-2198: Circadian Controls of Photosynthesis in Terrestrial Ecosystems

  • JIANGONG LIU (Columbia)
  • with LEAP colleague: Pierre Gentine
  • Poster Hall A-C – South (Exhibition Level, South, MC)


8:45 – 8:55 || NG31A-02: Improvement of the Radiation Parameterization of ICON by Including Subgrid-scale Cloud Properties Using Machine Learning (Oral Session)

  • KATHARINA HAFNER (Univ. of Bremen)
  • with LEAP colleagues: Sara Shamekh, Pierre Gentine, Robert Pincus
  • 205-206 – South (Level 2, South, MC)


9:00 – 9:10 || B31A-04: Historical and Future Responses of Western US Forest Fire and Above-ground Carbon to Anthropogenic Climate Change (INVITED; Oral Session)

  • PARK WILLIAMS (UCLA)
  • with LEAP colleagues: Jatan Buch, Pierre Gentine
  • 3008 – West (Level 3, West, MC)


9:35 – 9:49 || NG31A-07: Learning Atmospheric Boundary Layer Turbulence (INVITED)

  • SARA SHAMEKH (Columbia)
  • with LEAP colleague: Pierre Gentine
  • 205-206 – South (Level 2, South, MC)


9:49 – 9:59 || NG31A-08: Reduced Order Modeling to Reduce Structural Uncertainty in Representing Cloud Microphysical Process Rates

  • KARA LAMB (Columbia)
  • with LEAP colleague: Marcus van Lier-Walqui
  • 205-206 – South (Level 2, South, MC)


11:20 – 11:30 || B32B-07: Critical Soil Moisture Thresholds of Plant Water Stress in Terrestrial Ecosystems (Oral Session)

  • ZHENG FU (LSCE Laboratoire des Sciences du Climat et de l’Environnement)
  • with LEAP colleague: Pierre Gentine
  • 3008 – West (Level 3, West, MC)


14:45 – 14:55 || GC33A-04: Large and Increasing Soil Moisture Impact on West European Heatwaves

  • YU HUANG (Columbia)
  • with LEAP colleagues: Sara Shamekh, Pierre Gentine
  • 2008 – West (Level 2, West, MC)


14:55 – 15:10 || H33D-04: Enhancing Satellite Data Coverage: Leveraging Multiple Sensors to Bridge Information Gaps in Urban Flood Mapping (Oral Session)

  • ARIFUL ISLAM (U. Arizona)
  • with LEAP colleagues: Upmanu Lall, Pierre Gentine
  • 3014 – West (Level 3, West, MC)

8:30 – 12:50 || NG41C-0670: ClimSim: An Open Large-scale Dataset for Training High-resolution Physics Emulators in Hybrid Multi-scale Climate Simulators

  • MIKE PRITCHARD (NVIDIA / UC Irvine)
  • with LEAP colleagues: Sungduk Yu, Jerry Lin, Mohamed Aziz Bhouri, Julius Busecke, Andrea Jenney, Savannah Ferretti, Pierre Gentine, Carl Vondrick, Laure Zanna, Tian Zheng, Ryan Abernathey, Wayne Chuang, Yu Huang, Sara Shamekh, 
  • Poster Hall A-C – South (Exhibition Level, South, MC)


8:30 – 12:50 || NG41C-0682: Multi-fidelity Climate Model Parameterization for Extrapolation Beyond Training Data

  • MOHAMED AZIZ BHOURI (Columbia)
  • with LEAP colleagues: Mike Pritchard, Pierre Gentine
  • Poster Hall A-C – South (Exhibition Level, South, MC)


8:30 – 12:50 || NG41C-0684: Machine Learning-Based Parameterizations of Convection for ICON

  • HELGE HEUER (German Aerospace Center DLR)
  • with LEAP colleague: Pierre Gentine
  • Poster Hall A-C – South (Exhibition Level, South, MC)


9:10 – 9:20 || NH41A-05: A New Machine Learning-based Fire Hazard Index for Forecasting Wildfire Risk in a Warming Climate (Oral Session)

  • JATAN BUCH (Lamont-Doherty Earth Observatory)
  • with LEAP colleagues: Kara Lamb, Pierre Gentine
  • 2016 – West (Level 2, West, MC)


14:10 – 18:30 || B43E-2602: Response of Ecosystem Productivity to High Vapor Pressure Deficit and Low Soil Moisture: Lessons Learned From the Global Eddy-covariance Observations

  • SHIQIN XU (King Abdullah University of Science & Technology)
  • with LEAP colleague: Pierre Gentine
  • Poster Hall A-C – South (Exhibition Level, South, MC)


14:10 – 18:30 || IN43C-0642: Temporally Consistent Vegetation Indices Show Persistent Greening Trend Over Four Decades

  • SUNGCHAN JEONG (Seoul National Univ.)
  • with LEAP colleague: Pierre Gentine
  • Poster Hall A-C – South (Exhibition Level, South, MC)


16:22 – 16:33 || B44A-03: Exploring Optimal Complexity for Soil Water Stress Representation in Terrestrial Biosphere Models: a Data-Assimilation Approach with Hybrid-Machine Learning Model (Oral Session)

  • JIANING FANG (Columbia)
  • with LEAP colleague: Pierre Gentine
  • 3008 – West (Level 3, West, MC)

8:30 – 12:50 || C51D-0978: Implementation of New Physics-Informed Machine Learning Ice Albedo Equation in Regional Climate Model and Implications for Surface Melting

  • RAF ANTWERPEN (Columbia)
  • with LEAP colleague: Pierre Gentine
  • Poster Hall A-C – South (Exhibition Level, South, MC)


8:30 – 12:50 || GC51M-0782: Attention-Based Wildland Fire Spread Modeling Using Fire-Tracking Satellite Observations

  • YUFEI ZOU (Our Kettle, Inc.)
  • with LEAP colleague: Pierre Gentine
  • Poster Hall A-C – South (Exhibition Level, South, MC)


10:20 – 10:30 || B52A-01: A Multi-satellite Framework to Rapidly Evaluate Extreme Biosphere Cascades: the Western US 2021 Drought and Heatwave (INVITED)

  • ANDREW FELDMAN (NASA / Univ. of Maryland, College Park)
  • with LEAP colleague: Pierre Gentine
  • 3008 – West (Level 3, West, MC)


10:50 – 11:00 || B52A-04: Phenology or Phenologies?

  • PIERRE GENTINE (Columbia)
  • with LEAP colleague: Aya Lahlou
  • 3008 – West (Level 3, West, MC)


10:50 – 11:00 || IN52A-03: Use of Machine Learning to Generate a NASA GISS ESM Calibrated Physics Ensemble (Oral Session)

  • GREGORY ELSAESSER (Columbia / NASA GISS)
  • with LEAP colleagues: Marcus van Lier-Walqui, Qingyuan Yang
  • 2014 – West (Level 2, West, MC)


14:10 – 18:30 || IN53C-0466: Development of digital twin technologies for climate projections with the GISS Earth System Model

  • GAVIN SCHMIDT (NASA GISS)
  • with LEAP colleagues: Gregory Elsaesser, Marcus van Lier-Walqui
  • Poster Hall A-C – South (Exhibition Level, South, MC)


14:20 – 14:30 || B53C-02: Understanding the Response of Ecosystem Water Use Efficiency to Rising CO2 Concentration: Insights from Global Long-Term Eddy Covariance Measurements

  • WEIWEI ZHAN (Columbia)
  • with LEAP colleagues: Yu Huang, Pierre Gentine
  • 3009 – West (Level 3, West, MC)


17:20 – 17:30 || A54E-08: Parameterizing Cloud Microphysics with Machine Learning-Enabled Bayesian Parameter Inference

  • KAITLYN LOFTUS (Columbia)
  • with LEAP colleagues: Marcus van Lier-Walqui, Mohamed Aziz Bhouri
  • 3002 – West (Level 3, West, MC)