Articles | Volume 17, issue 13
https://doi.org/10.5194/gmd-17-5191-2024
https://doi.org/10.5194/gmd-17-5191-2024
Model description paper
 | 
08 Jul 2024
Model description paper |  | 08 Jul 2024

Linking global terrestrial and ocean biogeochemistry with process-based, coupled freshwater algae–nutrient–solid dynamics in LM3-FANSY v1.0

Minjin Lee, Charles A. Stock, John P. Dunne, and Elena Shevliakova

Data sets

Model inputs Minjin Lee https://doi.org/10.5281/zenodo.10962725

Global riverine nitrogen (N) and phosphorus (P) input, retention and export during the 20th century A. H. W. Beusen and Planbureau voor de Leefomgeving (PBL) https://doi.org/10.17026/dans-zgs-9k9m

Princeton Global Forcings J. Sheffield et al. https://hydrology.soton.ac.uk/data/pgf

input4MIPs M. Meinshausen et al. https://aims2.llnl.gov/search/input4mips

input4MIPs M. I. Hegglin et al. https://aims2.llnl.gov/search/input4mips

Land Use Harmonization 2 G. C. Hurtt et al. https://luh.umd.edu/data.shtml

Model code and software

LM3-FANSY v1.0 code Minjin Lee https://doi.org/10.5281/zenodo.10962725

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Short summary
Modeling global freshwater solid and nutrient loads, in both magnitude and form, is imperative for understanding emerging eutrophication problems. Such efforts, however, have been challenged by the difficulty of balancing details of freshwater biogeochemical processes with limited knowledge, input, and validation datasets. Here we develop a global freshwater model that resolves intertwined algae, solid, and nutrient dynamics and provide performance assessment against measurement-based estimates.