GEOS-Chem 13.1.0

From Geos-chem
Revision as of 18:28, 4 June 2021 by Melissa Payer (Talk | contribs) (New data directories)

Jump to: navigation, search

GEOS-Chem Main Page | GCHP Main Page

This page includes information about GEOS-Chem 13.1.0.

Version overview

The following items have been added to GEOS-Chem 13.1.0 since the last benchmark for GEOS-Chem 13.0.0. See also the 13.1.0 milestone on Github.

Feature Submitted by Type Notes
Updates that will affect full-chemistry simulations
Distribute emissions vertically in the boundary layer Barron Henderson (EPA)
GCST
Science
Diurnal scale factors of power plants emissions in China Hongjian Weng (PKU)
Jintai Lin (PKU)
Science
Fix H2O boundary conditions at tropopause Sebastian Eastham (MIT) Bug fix
Initial modifications for HEMCO internal grid Haipeng Lin (Harvard) Structural
Updates to speed up the chemical solver
  1. Remove useless computations from reaction rate-law functions
  2. Use !$OMP COLLAPSE(3) to vectorize the parallel loop in DO_FLEXCHEM
Bob Yantosca (GCST)
Chris Holmes (FSU)
Structural
Update PM2.5 definition Randall Martin (WashU) Diagnostic
Fix parallelization issues in ISORRPOIA and get_ndep_mod.F90 Bob Yantosca (GCST) Bug fix
Updates that will NOT affect full-chemistry simulations
GCAP 2.0 Lee Murray (Rochester) Science
Updated CH4 emissions, including:
  • Emissions through 2019 for GFED4 and JPL WetCharts inventories
  • Anthropogenic emissions over Mexico from Scarpelli et al. (2020)
Xiao Lu (Harvard)
Tia Scarpelli (Harvard)
Science
Restore J-values for the planeflight diagnostic Tomas Sherwen (York) Diagnostics
Retire RRTMG binary diagnostics Lizzie Lundgren (GCST) Diagnostics
Bug fix for nested grid simulations to read boundary conditions continuously Melissa Sulprizio (GCST) Bug fix
Features only affecting GCHP:
Initial modifications for GCHP adjoint - CO2 simulation Colin Lee (CUBoulder) Structural
Update GMAO submodules in GCHP Lizzie Lundgren (GCST) Structural
  • MAPL updated from v2.2.7 to v2.6.3
  • Library updates exclude ESMA_cmake
Use logging.yml for MAPL ExtData debug prints Sebastian Eastham (MIT)
Tom Clune (GMAO)
Config files
Add monthly diagnostic capability to History Atanas Trayanov (GMAO) Diagnostics
  • Monthly diagnostics no longer require breaking up runs into 1-month jobs
Change GCHP diagnostic filenames to be same as GEOS-Chem Classic Lizzie Lundgren (GCST)
Atanas Trayanov (GMAO)
Diagnostics
  • Time-averaged file timestamp changed from averaging period mid-point to start
  • Filename prefix changed from GCHP to GEOSChem
Retire support for ifort18 fortran compiler GCST Environment


New data directories

The following data directories have been added or updated in this version. You will have to download the directories relevant to your simulation.

Inventory Type What was added? Directory
VerticalScaleFactors DEFAULT Scale factors for vertically distributing CEDS energy, industry, and ship emissions HEMCO/VerticalScaleFactors/v2020-05
GCAP 2.0 OPTIONAL GCAP 2.0 meteorology GCAP2
GCAP 2.0 restart files OPTIONAL GCAP 2.0 restart files ExtData/GCAP2/
GCAP2 OPTIONAL Oxidant fields and prod/loss rates for GCAP 2.0 simulations HEMCO/GCAP2/
CMIP6 OPTIONAL CEDS (historical) or Shared Socioeconomic Pathways (future) emissions, consistent with the CMIP6 simulation experimental design. Includes BB4MIPs biomass burning emissions. HEMCO/CMIP6/v2021-01/

1-month benchmarks

TBD