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regrid_koppengeiger.sh
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regrid_koppengeiger.sh
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#!/bin/bash
#PBS -N koppengeiger
#PBS -q serial
#PBS -A NPSCA07935YF5
#PBS -l select=1:ncpus=32:mpiprocs=8:mem=200GB
#PBS -l walltime=12:00:00
#PBS -j oe
#PBS -M [email protected]
#PBS -m abe
# activate virtual environment
source activate pangeo
# regrid Koppen-Geiger climate classifications to domain file listed
# grid options: 50km: wr50a_ar9v4, 25km: wr25b_ar9v4
grid="wr25b_ar9v4"
# res options: 50km, 25km
res="25km"
if [ "$grid" == "wr50a_ar9v4" ]
then
domain_file="/u/home/gergel/data/parameters/domain.lnd.wr50a_ar9v4.100920.nc"
elif [ "$grid" == "wr25b_ar9v4" ]
then
domain_file="/u/home/gergel/data/parameters/domain.lnd.wr25b_ar9v4.170413.nc"
else
echo "this hasn't been defined yet"
fi
echo "grid is ${grid}"
echo "using $domain_file for regridding"
filename="/u/home/gergel/data/parameters/koppen_geiger/sdat_10012_1_20180605_141737329.nc"
# crop file
crop_file="/u/home/gergel/data/parameters/koppen_geiger/cropped_koppengeiger.nc"
cdo -sellonlatbox,-180,180,15,90 -selname,Band1 $filename $crop_file
# regrid file
tmp1="/u/home/gergel/data/parameters/koppen_geiger/sdat_10012_1_20180605_141737329_tmp.nc"
tmp2="/u/home/gergel/data/parameters/koppen_geiger/sdat_10012_1_20180605_141737329_${grid}_tmp.nc"
regrid_file="/u/home/gergel/data/parameters/koppen_geiger/sdat_10012_1_20180605_141737329_${grid}.nc"
# set fillvalues to missing values to avoid incorrect remapping of coastal gridcells,
# solution adapted from https://code.mpimet.mpg.de/boards/2/topics/6172?r=6199
cdo -setvrange,1,32 $crop_file $tmp1
cdo setmisstonn $tmp1 $tmp2
# remap both land and ocean gridcells so that coastal gridcells are assigned valid values
cdo remapnn,$domain_file $tmp2 $regrid_file
echo "successfully regridded Koppen-Geiger climate classifications"
# remove crop file
rm $crop_file $tmp1 $tmp2