GSDE Geospatial Dataset
In this file, the necessary technical details of the dataset is explained.
Location of the GSDE Dataset Files
The GSDE geospatial dataset files are located under the following
directory accessible from multiple clusters:
# DRAC Graham HPC location
/project/rpp-kshook/Model_Output/GSDE/download/gsde-30sec/ # rpp-kshook allocation
# DRAC Fir HPC location
/project/rrg-alpie/data/geospatial-data/GSDE/download/gsde-30sec/ # rrg-alpie allocation
And the structure of the files is as following:
/project/rpp-kshook/Model_Output/GSDE/download/gsde-30sec/
├── BD1.zip
├── BD2.zip
├── BS1.zip
├── BS2.zip
├── CACO31.zip
├── CACO32.zip
├── CEC1.zip
├── CEC2.zip
├── CLAY1.zip
├── CLAY2.zip
├── ECE1.zip
├── ECE2.zip
├── ESP1.zip
├── ESP2.zip
├── EXAL1.zip
├── EXAL2.zip
├── EXCA1.zip
├── EXCA2.zip
├── EXH1.zip
├── EXH2.zip
├── EXK1.zip
├── EXK2.zip
├── EXMG1.zip
├── EXMG2.zip
├── EXNA1.zip
├── EXNA2.zip
├── GRAV1.zip
├── GRAV2.zip
├── GYP1.zip
├── GYP2.zip
├── OC1.zip
├── OC2.zip
├── PBR1.zip
├── PBR2.zip
├── PHCA1.zip
├── PHCA2.zip
├── PHH2O1.zip
├── PHH2O2.zip
├── PHK1.zip
├── PHK2.zip
├── PHO1.zip
├── PHO2.zip
├── PMEH1.zip
├── PMEH2.zip
├── PNZ1.zip
├── PNZ2.zip
├── POL1.zip
├── POL2.zip
├── SAND1.zip
├── SAND2.zip
├── SILT1.zip
├── SILT2.zip
├── TC1.zip
├── TC2.zip
├── TK1.zip
├── TK2.zip
├── TN1.zip
├── TN2.zip
├── TP1.zip
├── TP2.zip
├── TS1.zip
├── TS2.zip
├── VMC11.zip
├── VMC12.zip
├── VMC21.zip
├── VMC22.zip
├── VMC31.zip
└── VMC32.zip
Spatial and Temporal Extents
The spatial extent of this dataset covers longitudes from -180 to
+180 degress and latitudes from -90 to +90 degress. This
dataset is static and does not vary with time.
Dataset Variables
This variables of this dataset are detailed in the table below:
# |
Variable Name (used in
|
Description |
Units |
|---|---|---|---|
1 |
BD1 |
Bulk density |
g/cm3 |
2 |
BD2 |
Bulk density |
g/cm3 |
3 |
BS1 |
Base Saturation |
% |
4 |
BS2 |
Base Saturation |
% |
5 |
CACO31 |
CaCO3 |
% of weight |
6 |
CACO32 |
CaCO3 |
% of weight |
7 |
CEC1 |
Caution Exchange Capacity |
cmol/kg |
8 |
CEC2 |
Caution Exchange Capacity |
cmol/kg |
9 |
CLAY1 |
Clay Content |
% of weight |
10 |
CLAY2 |
Clay Content |
% of weight |
11 |
ECE1 |
Electrical Conductivity |
ds/m |
12 |
ECE2 |
Electrical Conductivity |
ds/m |
13 |
ESP1 |
Exchangable sodium percentage |
% of weight |
14 |
ESP2 |
Exchangable sodium percentage |
% of weight |
15 |
EXAL1 |
Exchangable aluminum |
cmol/kg |
16 |
EXAL2 |
Exchangable aluminum |
cmol/kg |
17 |
EXCA1 |
Exchangable calcium |
cmol/kg |
18 |
EXCA2 |
Exchangable calcium |
cmol/kg |
19 |
EXH1 |
Exchangable Acidity |
cmol/kg |
20 |
EXH2 |
Exchangable Acidity |
cmol/kg |
21 |
EXK1 |
Exchangable Potassium |
cmol/kg |
22 |
EXK2 |
Exchangable Potassium |
cmol/kg |
23 |
EXMG1 |
Exchangable magnesium |
cmol/kg |
24 |
EXMG2 |
Exchangable magnesium |
cmol/kg |
25 |
EXNA1 |
Exchangable sodium |
cmol/kg |
26 |
EXNA2 |
Exchangable sodium |
cmol/kg |
27 |
GRAV1 |
Gravel content |
% of volume |
28 |
GRAV2 |
Gravel content |
% of volume |
29 |
GYP1 |
Gypsum |
% of weight |
30 |
GYP2 |
Gypsum |
% of weight |
31 |
OC1 |
Organic carbon |
% of weight |
32 |
OC2 |
Organic carbon |
% of weight |
33 |
PBR1 |
The amount of phosphorous using Bray1 method |
ppm of weight |
34 |
PBR2 |
The amount of phosphorous using Bray1 method |
ppm of weight |
35 |
PHCA1 |
pH(CaCl2) |
|
36 |
PHCA2 |
pH(CaCl2) |
|
37 |
PHH2O1 |
pH(H2O) |
|
38 |
PHH2O2 |
pH(H2O) |
|
39 |
PHK1 |
pH(KCl) |
|
40 |
PHK2 |
pH(KCl) |
|
41 |
PHO1 |
The amount of water soluble phosphorous |
ppm of weight |
42 |
PHO2 |
The amount of water soluble phosphorous |
ppm of weight |
43 |
PMEH1 |
The amount of phosphorous by Mehlich Method |
ppm of weight |
44 |
PMEH2 |
The amount of phosphorous by Mehlich Method |
ppm of weight |
45 |
PNZ1 |
Phosphorous retention by New Zealand method |
% of weight |
46 |
PNZ2 |
Phosphorous retention by New Zealand method |
% of weight |
47 |
POL1 |
The amount of phosphorous by Olsen method |
ppm of weight |
48 |
POL2 |
The amount of phosphorous by Olsen method |
ppm of weight |
49 |
SAND1 |
Sand content |
% of weight |
50 |
SAND2 |
Sand content |
% of weight |
51 |
SILT1 |
Silt content |
% of weight |
52 |
SILT2 |
Silt content |
% of weight |
53 |
TC1 |
Total carbon |
% of weight |
54 |
TC2 |
Total carbon |
% of weight |
55 |
TK1 |
Total potassium |
% of weight |
56 |
TK2 |
Total potassium |
% of weight |
57 |
TN1 |
Total N |
% of weight |
58 |
TN2 |
Total N |
% of weight |
59 |
TP1 |
Total phosphorous |
% of weight |
60 |
TP2 |
Total phosphorous |
% of weight |
61 |
TS1 |
Total S |
% of weight |
62 |
TS2 |
Total S |
% of weight |
63 |
VMC11 |
Volumetric water content at -10 kPa |
% of volume |
64 |
VMC12 |
Volumetric water content at -10 kPa |
% of volume |
65 |
VMC21 |
Volumetric water content at -33 kPa |
% of volume |
66 |
VMC22 |
Volumetric water content at -33 kPa |
% of volume |
67 |
VMC31 |
Volumetric water content at -1500 kPa |
% of volume |
68 |
VMC32 |
Volumetric water content at -1500 kPa |
% of volume |
Further explanations could be found on the dataset’s webpage.