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Journal of Advances in Modeling Earth Systems (JAMES)

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A forest scene depicts the base of several hemlock trees with their roots exposed.
Posted inResearch Spotlights

To Estimate Plant Water Use, Consider the Xylem

Sarah Derouin, Science Writer by Sarah Derouin 13 January 202331 January 2023

New research shows that chemical isotopes from plant xylem can improve representations of the forest water cycle.

Two maps using color to show sea level and resulting self-attraction and loading field.
Posted inEditors' Highlights

Accurate Ocean Tides for Earth System Models

by Stephen M. Griffies 1 December 202216 February 2023

Accurate tide models require self-attraction and loading terms, but can this calculation be done accurately and efficiently for use in global tide and Earth system models?

Figure 1 from the paper, showing a schematic of key processes controlling coastal carbon dynamics.
Posted inEditors' Highlights

Substantial Advance Towards a Global Coastal Carbon Model

by Andreas Oschlies 27 September 202220 October 2022

First simulations of a new biogeochemistry-circulation coastal grid refinement demonstrate seamless inclusion of small-scale coastal processes in a state-of-the-art Earth system model.

Figure 6 from the paper, showing equations and three maps.
Posted inEditors' Highlights

Consistently Closing the Energy Budget in Earth System Models

by John Thuburn 19 September 202223 January 2023

Researchers review the challenges and prospects of Earth System Models that incorporate a consistent closed energy budget.

Diagram showing the global mean full-cycle methane budget.
Posted inEditors' Highlights

A Significant Advancement in Modeling the Global Methane Cycle

by Jiwen Fan 8 September 202213 March 2023

The capability to fully model the global methane cycle advances the international climate science community’s ability of providing essential evidence to underpin climate mitigation policy.

Four radar reflectivity diagrams.
Posted inEditors' Highlights

Advanced Real-Time Prediction of Storms With 30-Second Refresh

by Jiwen Fan 19 August 202228 September 2022

A new-generation weather radar and a massive supercomputing system enables forecasts of storms refreshed every 30 seconds, a significant development in severe weather prediction.

Posted inEditors' Vox

Notebooks Now! Elevating Computational Notebooks

by Christopher Erdmann, Shelley Stall, Brooks Hanson, Laura Lyon, Brian Sedora, Matt Giampoala and Mia Ricci 18 August 202222 August 2022

AGU is launching a community-driven effort, funded by the Alfred P. Sloan Foundation, to support computational notebooks as primary research objects in scholarly publications.

Four world maps showing the simulation of surface ozone by an offline-trained and online-trained machine learning (ML) solver.
Posted inEditors' Highlights

Accurate and Fast Emulation With Online Machine-Learning

by Jiwen Fan 16 August 202220 December 2022

Online training produces more accurate and stable machine-learned models than classic offline learning from big data sets.

Graphs showing the vertical profiles of the error in shortwave downwelling flux, upwelling flux, and heating rates computed from fluxes.
Posted inEditors' Highlights

Machine Learning Emulation of Atmospheric Radiative Transfer

by Jiwen Fan 2 August 202213 February 2023

Using machine learning to represent sub-grid processes in weather and climate models holds promise, but also faces challenges. Incorporating physical knowledge can help.

Two Paluch diagrams, one showing a large-eddy simulation and one showing the new machine learning model.
Posted inEditors' Highlights

Modeling Entrainment with Machine Learning

by Jiwen Fan 27 July 20226 January 2023

Researchers present a new approach to modeling the stochastic mixing process of convection using a machine learning technique.

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Research Spotlights

Sea Turtles, Shrinking Beaches, and Rising Seas

16 March 202616 March 2026
Editors' Highlights

The Multi-Faceted Water Footprint of Data Centers

18 March 202618 March 2026
Editors' Vox

How Frozen Ground Controls Water in a Warming World

17 March 202617 March 2026
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