• A061 - Extreme Precipitation in Past, Present, and Future Climates
  Conveners: Andreas F. Prein, Markus Donat, Erich M Fischer, and Kristen Lani Rasmussen
  This session focuses on precipitation extremes, including their driving dynamic and thermodynamic processes, responses to external forcing and internal drivers, impacts, statistical properties, and changes in their occurrence related to climate variability and change.
• A075 - High Resolution Earth System Modeling on Large Supercomputers
  Conveners: L. Ruby Leung, Gokhan Danabasoglu, Malcolm J. Roberts, and Pier Luigi Vidale
  This session aims to bring together scientists who develop, run, evaluate, and analyze coupled global and regional Earth system models and their components at high resolution on high performance computers.
• A076 - Identifying, Understanding, and Resolving Earth System Model Biases
  Conveners: Wenyu Zhou, Michael B. Ek, Gregory Elsaesser, Weiwei Li, and Dervla Meegan Kumar
  This session welcomes contributions that: 1) identify fundamental biases in Earth system models (including, but not limited to, biases in mean climate, trend, and characteristics/dynamics of specific processes), 2) reveal sources and impacts of model biases, and/or 3) provide approaches to resolve/alleviate biases.
• A086 - Lagrangian and Climatological Transitions of Boundary Layer Clouds
  Conveners: Mikael Witte, Mark Smalley, Ryan M. Easterman, and Isabel Louise McCoy
  This session invites observational and modeling studies that expand our understanding of the interactions between meteorology, clouds, precipitation, radiation, aerosols, ice, and turbulence that influence cloud development and transitions in climatologically significant low cloud regimes.
• A106 - Planetary Boundary Layer Science-focused Remote Sensing
  Conveners: Stephen Sylvain Leroy, Carol Anne Clayson, and Joao Teixeira
  In this session, presentations are encouraged on recent advances in modeling the Planetary Boundary Layer (PBL), in observing the PBL, and in concepts to observe the PBL from space.
• A111 - Regional Climate: Modeling, Analysis, and Impacts
  Conveners: Melissa S. Bukovsky, Paul Aaron Ullrich, L. Ruby Leung, and Eli J. Dennis
  Contributions are solicited on coordinated modeling experiments such as CORDEX; novel approaches for model evaluation and analysis, especially process-oriented analysis of climate extremes in observations and simulations; new developments such as coupled Earth system modeling at regional scales and convection permitting simulations; ensemble methods and uncertainty analyses; and assessing the added value of regional modeling.
• A132 - Understanding land-atmosphere interactions through the lens of surface fluxes and other drivers
  Conveners: Joseph A. Santanello Jr, Manuel Helbig, Zhao Yang, and Hsi-Yen Ma
  This session invites studies that take advantage of new opportunities to provide novel insights into the spatial and temporal variability of land-atmosphere interactions and associated processes, with an emphasis on the role of surface heat, water, and momentum fluxes.
• B073 - Sun-induced chlorophyll fluorescence as a proxy of photosynthesis: measurements, modeling, and applications from field, airborne, and satellite platforms
  Conveners: Jennifer E. Johnson, Kaiyu Guan, Yongguang Zhang, and Xi Yang
  Contributions are welcome within three broad themes: (1) advances in techniques for observing and monitoring sun-induced chlorophyll fluorescence (SIF) from field, airborne, and satellite platforms; (2) research applications of SIF to understand spatiotemporal variability of vegetation photosynthesis, related plant physiological processes, and their responses to environmental resources and stressors; and (3) practical applications of SIF to issues of social significance, such as monitoring of agricultural and forest systems in various contexts.
• GC011 - Advances in Understanding and Predictability of Integrated Mountain Hydroclimate
  Conveners: Michelle E. Newcomer, Kristen Lani Rasmussen, L. Ruby Leung, Erica R. Siirila-Woodburn, and Jennifer Saleem Arrigo
  This session invites submissions examining cutting edge research in mountain regions; contributions may include (but are not limited to) novel statistical, analytical, experimental, field, molecular, remote sensing, and modeling techniques of mountainous environments.
• GC110 - The Third Pole Environment (TPE) under Global Changes
  Conveners: Tandong Yao, Lonnie Thompson, Volker Mosbrugger, and Fan Zhang
  Co-sponsored by the Third Pole Environment (TPE, www.tpe.ac.cn), this session is dedicated to studies of Pan Third Pole atmosphere, cryosphere, hydrosphere, and biosphere and their interactions with global change.
• H021 - Advancing Land Surface Models for Hydrological and Environmental Applications
  Conveners: Bailing Li, Nathaniel W. Chaney, Jifu Yin, and Guo-yue Niu
  Contributions are encouraged in these areas: (1) model developments and improvements that address pressing issues facing hydrology and the broad Earth science community; (2) use of satellite and in situ observations for improving simulation of near-surface processes (3) diagnosis that provide insights on model performance and future directions on model improvement; and (4) development of meteorological forcing and other datasets for land surface modeling.
• H022 - Advancing Multiscale Integrated Modeling for Prediction and Assessment of Water Availability
  Conveners: Timothy Schneider, David P. Lesmes, and John W. Brakebill
  This session will focus on advancing multiscale predictive models of integrated hydro-terrestrial systems, including natural and human system components, to enable robust assessments of water availability (quantity, quality, and use) and improved management of water resources.
• H028 - An Integrated Community Approach to Modeling, Observations and Prediction of the Water Energy and Carbon Cycles across Climate Timescales Over the CONUS
  Conveners: Timothy Schneider, Peter J. van Oevelen, and Sarah A. Tessendorf
  Submissions are invited that explore co-design, inter-, and transdisciplinary approaches to water cycle science that lead to a better understanding and quantification of water availability now and in the future.
• H034 - Challenges and Opportunities in Representing Soil Processes in Earth System Models
  Conveners: Yijian Zeng, Katherine E. Todd-Brown, Jingyi Huang, Alexandre A. Renchon, and Salini Sasidharan
  In this session, conveners aim to bring together modelers from diverse backgrounds, such as critical zone and hydrology, soil biogeochemical cycle, terrestrial ecosystem, geophysics, climate, and Earth System Model (ESM) modelers, to discuss approaches, challenges, and unresolved issues in representing and parameterizing soil processes in ESMs.
• H051 - Earth System Science and Applied Sciences Using Measurements from the NASA Soil Moisture Active Passive (SMAP) Satellite Mission
  Conveners: Dara Entekhabi, Simon H. Yueh, Rajat Bindlish, and Jared Keith Entin
  This session brings together presentations on the applications of NASA Soil Moisture Active Passive (SMAP) satellite mission data in Earth system science and applied sciences.
• H069 - GEWEX Flood Crosscutting Initiative: Understanding Changes in Flood Hazards and the Underlying Driving Mechanisms for Predicting Future Changes
  Conveners: Joshua K. Roundy, Vidya Samadi, Qingyun Duan, and Andreas F. Prein
  This session welcomes innovative research in flood modeling and warning, real-time flood water observation, novel data analytics techniques, underlying flood mechanisms, flood prediction, and flood resilience and adaptation strategies.
• H076 - Human Influences on the Water Cycle Through the Eyes of Remote Sensing: Opportunities, Challenges, and Priorities
  Conveners: Shahryar Khalique Ahmad, Timothy Lahmers, Sujay V. Kumar, and Liya Tquabo Weldegebriel
  This session solicits contributions on: (1) remote sensing approaches focused on capturing the human footprint on the hydrologic cycle, and (2) quantifying the impact of anthropogenic processes through modeling and remote sensing. 
• H120 - Space-Based Precipitation Observations: Innovations for Science and Applications
  Conveners: Sarah Ringerud, George John Huffman, Pierre Kirstetter, and Claire Pettersen
  This session invites innovative contributions in all areas of precipitation science and applications with emphasis on the use of space-based observations, including missions, instrumentation, algorithms, products, validation, extremes, physical processes, and models.
• H124 - Sub-Seasonal, Seasonal, and Longer time scale Predictability on Droughts/Floods and Land-Induced Forcing
  Conveners: Aaron Anthony Boone, William K.-M. Lau, Yang Zhang, Constantin Ardilouze, and Ismaila Diallo
  This session welcomes contributions on better understanding of the sources of precipitation and heatwave predictability at subseasonal to seasonal and longer time scales, especially droughts and floods, through land-induced forcing-atmosphere interactions.
• H138 - Utilizing Precipitation Datasets and Quantifying Associated Uncertainties in Hydrometeorological and Climate Impact Applications
  Conveners: Paul A. Kucera, Ali Behrangi, and Emad Habib
  This session seeks contributions from the research, operational, and user communities that utilize precipitation datasets in applications that address scientific and societal needs from flood forecasts to climate impact studies.
• OS002 - Advances in Earth System Reanalyzes
  Conveners: Detlef Stammer, Michael G. Bosilovich, and Jan Dominik Keller
  This session invites new contributions to reanalyses of the Earth system, including atmospheric, ocean, land and coupled reanalysis systems, and their applications on global or regional scales.

Sessions of Interest to the GEWEX Community

• A033 - Boundary Layer Clouds and Climate Change
• A040 - Climate Sensitivity and Feedbacks: Advances and New Paradigms
• A047 - Coupling Between the Terrestrial and Atmospheric Water Cycles
• A087 - Land-Atmosphere interactions over the Tibetan Plateau and their impact on weather and climate including extremes
• A131 - Understanding Changes in Earth's Energy Imbalance using two-decades of CERES data
• GC053 - High Latitude Moisture Transport: Dynamics, Feedbacks, and Impacts
• GC107 - The global water cycle: coupling and exchanges between the ocean, land, cryosphere, and atmosphere
• H024 - Advancing Soil Moisture Science via Monitoring, Modeling, and Remote Sensing
• H058 - Evapotranspiration (ET): Advances in In Situ ET Measurements and Remote Sensing-Based ET Estimation, Mapping, and Evaluation
• H116 - Remote Sensing, Modeling, and Data Assimilation of the Terrestrial Water Cycle