README -- Describes contents of HEMCO/CH4/2014-09/ directory 18 Apr 2018 GEOS-Chem Support Team geos-chem-support@g.harvard.edu Overview: =============================================================================== This directory contains input files for the GEOS-Chem CH4 specialty simulation. For more information, please see this wiki page: http://wiki.seas.harvard.edu/geos-chem/index.php/CH4_simulation Files: =============================================================================== NOTE: Bob Y. chunked the netCDF files optimally for GCHP (bmy, 4/18/18) v42_CH4.0.1x0.1.nc -- EDGAR v4.2 methane emissions (various sectors) Resolution : 0.1 x 0.1 (3600 x 1800 boxes) Units : kg m-2 s-1 Timestamp : 2004/01, 2005/01, 2006/01, 2007/01, 2008/01 Compression : Level 1 (e.g. nccopy -d1) Chunking : nccopy -c lon/3600,lat/1800,time/1 ------------------------------------------------------------------------------ The files in the 2x25 directory have been converted to COARDS-compliant netCDF from the bpch files in the previous data directory CH4_201203. 2x25/Carbon_litter.2x25.nc 2x25/Carbon_soil.2x25.nc -- CH4 emissions from carbon litter and soils Resolution : GEOS-Chem 2 x 2.5 grid (144 x 91 boxes) Units : kg carbon m-2 s-1 Timestamp : 2000/01/01 Compression : Level 1 (e.g. nccopy -d1) Chunking : nccopy -c lon/144,lat/91,time/1 2x25/GWETTOP.annual.geos5.2x25.nc -- Annual mean GWETTOP (topsoil wetness), archived from the GEOS-5 met Resolution : GEOS-Chem 2 x 2.5 grid (144 x 91 boxes) Units : 1 Timestamp : 2004/01, 2005/01, 2006/01, 2007/01, 2008/01, 2009/01, 2010/01, 2011/01 Compression : Level 1 (e.g. nccopy -d1) Chunking : nccopy -c lon/144,lat/91,time/1 2x25/GWETTOP.monthly.geos5.2x25.nc -- Monthly mean GWETTOP (topsoil wetness), archived from the GEOS-5 met Resolution : GEOS-Chem 2 x 2.5 grid (144 x 91 boxes) Units : 1 Timestamp : 2004/01 thru 2011/12 Compression : Level 1 (e.g. nccopy -d1) Chunking : nccopy -c lon/144,lat/91,time/1 2x25/TSKIN.annual.geos5.2x25.nc -- Annual mean TSKIN (skin temperature), archived from the GEOS-5 met Resolution : GEOS-Chem 2 x 2.5 grid (144 x 91 boxes) Units : 1 (but should be K) Timestamp : 2004/01, 2005/01, 2006/01, 2007/01, 2008/01, 2009/01, 2010/01, 2011/01 Compression : Level 1 (e.g. nccopy -d1) Chunking : nccopy -c lon/144,lat/91,time/1 2x25/TSKIN.monthly.geos5.2x25.nc -- Monthly mean TSKIN (topsoil wetness), archived from the GEOS-5 met Resolution : GEOS-Chem 2 x 2.5 grid (144 x 91 boxes) Units : 1 Timestamp : 2004/01 thru 2011/12 Compression : Level 1 (e.g. nccopy -d1) Chunking : nccopy -c lon/144,lat/91,time/1 2x25/Wetfrac.2x25.nc -- Wetland fraction Resolution : GEOS-Chem 2 x 2.5 grid (144 x 91 boxes) Units : % Timestamp : 2000/01 Compression : Level 1 (e.g. nccopy -d1) Chunking : nccopy -c lon/144,lat/91,time/1 2x25/soilabs.geos.2x25.nc -- CH4 Soil absorption Resolution : GEOS-Chem 2 x 2.5 grid (144 x 91 boxes) Units : kg m-2 s-1 Timestamp : 1985/01 Compression : Level 1 (e.g. nccopy -d1) Chunking : nccopy -c lon/144,lat/91,time/1 2x25/termites.geos.2x25.nc -- CH4 termite emissions Resolution : GEOS-Chem 2 x 2.5 grid (144 x 91 boxes) Units : kg m-2 s-1 Timestamp : 1985/01 Compression : Level 1 (e.g. nccopy -d1) Chunking : nccopy -c lon/144,lat/91,time/1 ------------------------------------------------------------------------------ The files in the 4x5 directory have been converted to COARDS-compliant netCDF from the bpch files in the previous data directory CH4_201203. 4x5/COprodloss.geos5.4x5 -- Production and loss of CO, archived from GEOS-Chem. Resolution : GEOS-Chem 4 x 5 grid (72 x 46 boxes) Units : Prod: vol vol-1 s-1; Loss: s-1 Timestamp : 1985/01 thru 1985/12 Compression : Level 1 (e.g. nccopy -d1) Chunking : nccopy -c lon/72,lat/46,time/1 ######################################################################## ##### NOTE: The netCDF file attribute 'lev:positive = "up"' was ##### ##### added to this file, to allow GCHP to eventually read it. ##### ##### -- Bob Yantosca (27 Feb 2017) ##### ######################################################################## 4x5/gmi.ch4loss.geos5_47L.4x5.nc -- Loss of CH4 archived from the GMI model Resolution : GEOS-Chem 4 x 5 grid (72 x 46 boxes) Units : s-1 Timestamp : 1985/01 thru 1985/12 Compression : Level 1 (e.g. nccopy -d1) Chunking : nccopy -c lon/72,lat/46,time/1 ######################################################################## ##### NOTE: The netCDF file attribute 'lev:positive = "up"' was ##### ##### added to this file, to allow GCHP to eventually read it. ##### ##### -- Bob Yantosca (27 Feb 2017) ##### ######################################################################## 4x5/Carbon_litter.4x5.nc 4x5/Carbon_soil.4x5.nc -- CH4 emissions from carbon litter and soils Resolution : GEOS-Chem 4 x 5 grid (72 x 91 boxes) Units : kg carbon m-2 s-1 Timestamp : 2000/01/01 Compression : Level 1 (e.g. nccopy -d1) Chunking : nccopy -c lon/72,lat/46,time/1 4x5/GWETTOP.annual.geos5.4x5.nc -- Annual mean GWETTOP (topsoil wetness), archived from the GEOS-5 met Resolution : GEOS-Chem 4 x 5 grid (72 x 91 boxes) Units : 1 Timestamp : 2004/01, 2005/01, 2006/01, 2007/01, 2008/01, 2009/01, 2010/01, 2011/01 Compression : Level 1 (e.g. nccopy -d1) Chunking : nccopy -c lon/72,lat/46,time/1 4x5/GWETTOP.monthly.geos5.4x5.nc -- Monthly mean GWETTOP (topsoil wetness), archived from the GEOS-5 met Resolution : GEOS-Chem 4 x 5 grid (72 x 91 boxes) Units : 1 Timestamp : 2004/01 thru 2011/12 Compression : Level 1 (e.g. nccopy -d1) 4x5/TSKIN.annual.geos5.4x5.nc -- Annual mean TSKIN (skin temperature), archived from the GEOS-5 met Resolution : GEOS-Chem 4 x 5 grid (72 x 91 boxes) Units : 1 (but should be K) Timestamp : 2004/01, 2005/01, 2006/01, 2007/01, 2008/01, 2009/01, 2010/01, 2011/01 Compression : Level 1 (e.g. nccopy -d1) Chunking : nccopy -c lon/72,lat/46,time/1 \ 4x5/TSKIN.monthly.geos5.4x5.nc -- Monthly mean TSKIN (topsoil wetness), archived from the GEOS-5 met Resolution : GEOS-Chem 4 x 5 grid (72 x 91 boxes) Units : 1 Timestamp : 2004/01 thru 2011/12 Compression : Level 1 (e.g. nccopy -d1) Chunking : nccopy -c lon/72,lat/46,time/1 4x5/Wetfrac.4x5.nc -- Wetland fraction Resolution : GEOS-Chem 4 x 5 grid (72 x 91 boxes) Units : % Timestamp : 2000/01 Compression : Level 1 (e.g. nccopy -d1) Chunking : nccopy -c lon/72,lat/46,time/1 4x5/soilabs.geos.4x5.nc -- CH4 Soil absorption Resolution : GEOS-Chem 4 x 5 grid (72 x 91 boxes) Units : kg m-2 s-1 Timestamp : 1985/01 Compression : Level 1 (e.g. nccopy -d1) Chunking : nccopy -c lon/72,lat/46,time/1 4x5/termites.geos.4x5.nc -- CH4 termite emissions Resolution : GEOS-Chem 4 x 5 grid (72 x 91 boxes) Units : kg m-2 s-1 Timestamp : 1985/01 Compression : Level 1 (e.g. nccopy -d1) Chunking : nccopy -c lon/72,lat/46,time/1 References: =============================================================================== Please see this wiki post for a list of references pertaining to the GEOS-Chem CH4 simulation and emissions: http://wiki.seas.harvard.edu/geos-chem/index.php/CH4_simulation#References