File:East sibiria at lgm 2.svg
Original file (SVG file, nominally 1,053 × 744 pixels, file size: 930 KB)
Captions
Captions
Summary
[edit]| Description |
English: East Siberia at Last Glacial Maximum (LGM). Almost all sites are above 9.5 ° C Tjuly isotherm. There was no sure habitation above 58 °N latitude. This means that tundra north from treeline was unhabitated. |
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| Date | ||||
| Source | Own work | |||
| Author | Merikanto | |||
| SVG development |  This map was created with an unknown SVG tool.
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LGM human occupation sites data is from Kuzmin&Keates 2016
Kuzmin, Yaroslav & G. Keates, Susan. (2016). Siberia and neighboring regions in the Last Glacial Maximum: did people occupy northern Eurasia at that time?. Archaeological and Anthropological Sciences.
doi:10.1007/s12520-016-0342-z
Image reproduction scripts in Ubuntu etc.
Init script
- get LGM climate data geotiff
mkdir data
cd data
wget http://biogeo.ucdavis.edu/data/climate/cmip5/lgm/cclgmtn_2-5m.zip
wget http://biogeo.ucdavis.edu/data/climate/cmip5/lgm/cclgmtx_2-5m.zip
wget http://biogeo.ucdavis.edu/data/climate/cmip5/lgm/cclgmpr_2-5m.zip
wget http://biogeo.ucdavis.edu/data/climate/cmip5/lgm/cclgmbi_2-5m.zip
unzip cclgmtn_2-5m.zip
unzip cclgmtx_2-5m.zip
unzip cclgmpr_2-5m.zip
unzip cclgmbi_2-5m.zip
rm *.zip
cd ..
mkdir plot
mkdir teksti
- init mapping utilzzz
sudo apt install gdal-bin python-gdal nco cdo ctioga2 libnetcdf libnetcdf-dev -y
- sumenna.bash
sudo apt install saga
- gcc -o ncblit1 ncblit1.c -lm -lnetcdf
- gcc -o ncprobe1 ncprobe1.c -lm -lnetcdf
Data downloading script, in ccsm dir
sorckanta1="cclgmtn"
sorckanta2="cclgmtx"
sorckanta3="cclgmpr"
sorckanta4="cclgmtk"
psorckanta1="cclgmbi"
cd data
for i in {1..12..1}
do
sorcnimi1=$sorckanta1$i.tif
sorcnimi2=$sorckanta2$i.tif
sorcnimi3=$sorckanta3$i.tif
sorcnimi4=$sorckanta4$i.tif
nesorcnimi1=$sorckanta1$i.nc
nesorcnimi2=$sorckanta2$i.nc
nesorcnimi3=$sorckanta3$i.nc
nesorcnimi4=$sorckanta4$i.nc
gdal_calc.py -A $sorcnimi1 -B $sorcnimi2 --outfile=$sorcnimi4 --calc="(A+B)/20"
gdal_translate -ot Float32 -of netCDF $sorcnimi1 $nesorcnimi1
gdal_translate -ot Float32 -of netCDF $sorcnimi2 $nesorcnimi2
gdal_translate -ot Float32 -of netCDF $sorcnimi3 $nesorcnimi3
gdal_translate -ot Float32 -of netCDF $sorcnimi4 $nesorcnimi4
done
for i in {1..15..1}
do
psorcnimi1=$psorckanta1$i.tif
pesorcnimi1=$psorckanta1$i.nc
gdal_calc.py -A $psorcnimi1 --outfile=temp.tif --calc="A"
gdal_translate -ot Float32 -of netCDF temp.tif $pesorcnimi1
done
cd ..
Gaussian interpolation script, w/saga GIS
ingrid1="../ccsm/data/cclgmtk7.nc"
ingrid2="../ccsm/data/cclgmtk1.nc"
ingrid3="../ccsm/data/cclgmbi1.nc"
outgridbase1="tk7_gauss1"
outgridbase2="tk1_gauss1"
outgridbase3="ta_gauss1"
saga_cmd grid_filter 1 -INPUT $ingrid3 -RESULT $outgridbase3 -SIGMA 6 -RADIUS 6
gdal_translate -of GMT $outgridbase3".sdat" temp.nc
gdal_calc.py -A temp.nc --outfile="temp2.tif" --calc="(A/10)"
gdal_translate -of netCDF temp2.tif $outgridbase3".nc"
exit
saga_cmd grid_filter 1 -INPUT $ingrid1 -RESULT $outgridbase1 -SIGMA 6 -RADIUS 6
gdal_translate -of GMT $outgridbase1".sdat" temp.nc
gdal_calc.py -A temp.nc --outfile="temp2.tif" --calc="(A)"
gdal_translate -of netCDF temp2.tif $outgridbase1".nc"
saga_cmd grid_filter 1 -INPUT $ingrid2 -RESULT $outgridbase2 -SIGMA 6 -RADIUS 6
gdal_translate -of GMT $outgridbase2".sdat" temp.nc
gdal_calc.py -A temp.nc --outfile="temp2.tif" --calc="(A)"
gdal_translate -of netCDF temp2.tif $outgridbase2".nc"
CertainLGM sites loydot.txt, charchoal
091.43 52.97 24 0 14 BL Ui 1
087.95 55.90 24 0 14 BL Shestakovo
091.10 55.96 24 0 14 BL Novoselovo
092.52 55.33 24 0 14 BL Derbina 4
093.23 56.05 24 0 14 BL Gosudarev
103.50 52.90 24 0 14 BL Malta
103.42 52.95 24 0 14 BL Buret
100.33 58.33 24 0 14 BL Ust’-Kova
108.33 57.83 24 0 14 BL Alekseevsk 1
129.58 51.83 24 0 14 BL Ust’-Ulma 1
127.66 50.33 24 0 14 BL Khodulikha
142.40 46.77 24 0 14 BL Ogonki 5
Unvertain sites, bones
083.52 57.75 BL Mogochino
084.60 51.30 BL Anui 2, layer 3
090.95 55.01 BL Sabanikha
091.42 55.13 BL Kashtanka 1
092.05 55.20 BL Shlenka
108.50 50.18 BL Studenoe 2
112.50 57.50 BL Tesa
117.47 59.93 BL Khayrgas
133.75 63.17 BL Ikhine 2
ann takayrat.txt
-15
jan tk1kayrat.txt
-40
jul tk7kayrat.txt
9.5
ta.cpt
-30 100/200/100 10.0 100/200/100 ; arctic
10.0 255/127/50 20 255/127/50 ; temporal, subtropic.
20.0 255/100/100 30 255/100/100 ; subtropic. tropic
B blue
F white
N 127.5
Image gen
- siberia
lona=80
lonb=140
lata=40
latb=80
projektio=-JQ120/10.0i
- paletti="zones.cpt"
paletti="ta.cpt"
tk7="../ccsm/data/cclgmtk7.nc"
tk1="../ccsm/data/cclgmtk1.nc"
tka="../ccsm/data/cclgmtbi12.nc"
tk7s1="tk7_gauss1.nc"
tk1s1="tk1_gauss1.nc"
tas1="ta_gauss1.nc"
ta="tk7kayrat.txt"
tb="tk1kayrat.txt"
tc="takayrat.txt"
gmt makecpt -Crainbow -T-20/20/5 > t.cpt
- gmt makecpt -Crainbow -T9/10/5 > tk.cpt
gmt grdimage $tk7 -R$lona/$lonb/$lata/$latb $projektio -C$paletti -K > out.ps
gmt pscoast -K -O $projektio -R$lona/$lonb/$lata/$latb -B10g5/5g5 -S180/180/255 -W1p,200/200/255 \
-I1/1p,200/200/255 -I2/1p,200/200/255 -I3/0.5p,200/200/255 -I4/0.25p,200/200/255 \
-P -N1/1.5p,127/0/0,.- -Dc >>out.ps
gmt grdcontour $tk7s1 -R$lona/$lonb/$lata/$latb $projektio -W0.75,red@25 -C$ta -K -O >> out.ps
- gmt grdcontour $tk1s1 -R$lona/$lonb/$lata/$latb $projektio -W2,blue@25 -C$tb -K -O >> out.ps
- gmt grdcontour $tas1 -R$lona/$lonb/$lata/$latb $projektio -W3,darkgreen@25 -C$tc -K -O >> out.ps
cat loydot.txt | gmt psxy -R$lona/$lonb/$lata/$latb $projektio -O -K -G100/0/0 -Sc0.75 >> out.ps
cat loydote.txt | gmt psxy -R$lona/$lonb/$lata/$latb $projektio -O -K -G0/0/0 -Sc0.5 >> out.ps
gmt psxy -R$lona/$lonb/$lata/$latb $projektio -O -K -G255/0/0 -St0.75i << EOF >> out.ps
103.5 52.9
EOF
gmt pstext -R -J -O -K -F+f60,Helvetica-Bold,white=thin >> out.ps << END
100 65 Siberia
END
gmt pstext -R -J -O -K -F+f40,Times-Italic,blue >> out.ps << END
109 56 Baikal
END
gmt pstext -R -J -O -K -F+f75,Helvetica-Bold >> out.ps << END
120 75 LGM sites
END
gmt pslegend -R -J -O -K -DjTL+w2.5i+o0.4i -F+pthick+ithinner+gwhite --FONT_ANNOT_PRIMARY=17p,Helvetica-Bold<< EOF >> out.ps
S 0.1i t0.75 0.08i red thinnest 0.3i Baikal site
S 0.1i c0.5 0.08i 100/0/0 thinnest 0.3i Bone sites
S 0.1i c0.5 0.08i black thinnest 0.3i Charcoal sites
S 0.1i - 0.08i red thick,red 0.3i Tjuly 9.5 oC
- S 0.1i f0.1i+l+t 0.25i blue 0.25p 0.3i This is a fault
EOF
- gmt psscale -Dx14c/1.25c+w10c/0.5c+h -B+tcontinuous -Ct.cpt -By+loC -O -Ac >> out.ps
ps2pdf out.ps out.pdf
pdf2svg out.pdf out.svg
- svgo out.svg
Licensing
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| Date/Time | Thumbnail | Dimensions | User | Comment | |
|---|---|---|---|---|---|
| current | 07:14, 7 December 2018 | | 1,053 × 744 (930 KB) | Merikanto (talk | contribs) | User created page with UploadWizard |
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