S-World – global soil map
Jetse J. Stoorvogel et al
12-13 Nov, 2018 Aguascalientes Overview
° Background ° The S-world methodology ° Modelling changes in soil resources ° From soil properties to national accounts ° Data quality ° The Mexican application
12-13 Nov, 2018 2 Aguascalientes Backgrounds
° Soil resources are extremely important
12-13 Nov, 2018 3 Aguascalientes Backgrounds
° Soil resources are extremely important ° > 70% of the earth surface has not been mapped at a scale below 1:1 million
12-13 Nov, 2018 4 Aguascalientes Backgrounds
° Soil resources are extremely important ° > 70% of the earth surface has not been mapped at a scale below 1:1 million ° Quantitative insight in soil properties
12-13 Nov, 2018 5 Aguascalientes Backgrounds
° Soil resources are extremely important ° > 70% of the earth surface has not been mapped at a scale below 1:1 million ° Quantitative insight in soil properties ° Widespread soil degradation
12-13 Nov, 2018 6 Aguascalientes The challenge
Soil conditions ° Global coverage ° Quantitative ° Consistent ° High resolution ° High quality ° Temporal dynamics ° Based on existing data
12-13 Nov, 2018 Aguascalientes Harmonized World Soil Database
° Resolution ° Consistency ° Quality
12-13 Nov, 2018 Aguascalientes The issues - resolution
12-13 Nov, 2018 Aguascalientes The issues - consistency
12-13 Nov, 2018 Aguascalientes The issues - Quality
Delineated area
Mapping unit
Soil type(s)
Soil profile
Soil properties
12-13 Nov, 2018 Aguascalientes The issues - Quality
Soil Organic 20 Matter (%)
15
10
5
0
12-13 Nov, 2018 Aguascalientes The challenge
Soil conditions ° Global coverage ° Quantitative ° Consistent ° High resolution ° High quality ° Temporal dynamics ° Based on existing data
12-13 Nov, 2018 Aguascalientes Overview
° Background ° The S-world methodology ° Modelling changes in soil resources ° From soil properties to national accounts ° Data quality ° The Mexican application
12-13 Nov, 201814 Aguascalientes The methodology
12-13 Nov, 201815 Aguascalientes Starting point
Harmonized World Soil Database WISE database
Landscape data
12-13 Nov, 2018 Aguascalientes S-World
Soil profile Landscape Soil map database data
S-world
Soil conditions
12-13 Nov, 2018 Aguascalientes Step 1: Disaggregating soil associations
Soil association (60% Cambisol + 40% Vertisol)
Vertisol
Cambisol
12-13 Nov, 2018 Aguascalientes Harmonized World Soil Dtabase
18322 40% Vertic Leptosol 35% Haplic Phaeozem 25% Chromic Luvisol
12-13 Nov, 2018 Aguascalientes Elevation
12-13 Nov, 2018 Aguascalientes Disaggregated soil map
12-13 Nov, 2018 Aguascalientes Step 2: Assigning soil properties
Step 1 Step 2 Soil properties
12-13 Nov, 2018 Aguascalientes Soil properties
12-13 Nov, 2018 Aguascalientes Soil properties
Soil Organic 20 Matter (%)
15
10
5
0
12-13 Nov, 2018 Aguascalientes Towards soil properties
Soil property/type Auxiliary information Temperature
Rainfall
Model Topography
Vegetation
Land use
12-13 Nov, 2018 Aguascalientes Meta-analysis
12-13 Nov, 2018 Aguascalientes Model parameters
Annual Annual Slope Land use temperature rainfall intensity Depth topsoil 0.2 0.3 -0.4 -0.1 SOM topsoil 0.1 0.3 -0.1 -0.5 Soil depth 0.2 0.2 -0.4 -0.2 Clay% 0.3 0.3 -0.3 -0.1 Sand% -0.3 -0.3 0.3 0.1
12-13 Nov, 2018 Aguascalientes Global soil property maps
12-13 Nov, 201828 Aguascalientes Global soil property maps
Topsoil carbon 14%
0.1%
12-13 Nov, 201829 Aguascalientes Overview
° Background ° The S-world methodology ° Modelling changes in soil resources ° From soil properties to national accounts ° Data quality ° The Mexican application
12-13 Nov, 201830 Aguascalientes Human induced soil changes
Current Natural land use/cover land cover
S-world
Current soil Natural soil conditions conditions
Changes
12-13 Nov, 2018 Aguascalientes “Natural” NDVI
Current Natural Landscape NDVI areas information
Interpolation
Natural NDVI
12-13 Nov, 2018 Aguascalientes Current versus natural NDVI
12-13 Nov, 201833 Aguascalientes Current versus natural NDVI
12-13 Nov, 201834 Aguascalientes Current versus natural NDVI
12-13 Nov, 201835 Aguascalientes NDVI changes
Natural Actual
12-13 Nov, 201836 Aguascalientes Soil organic Carbon (topsoil)
Soil Organic Carbon (0-30cm) < 1.0 % 1.0-1.5 % 1.5-2.0 % 2.0-5.0% >5.0%
12-13 Nov, 201837 Aguascalientes Changes in soil organic carbon
(A net loss of 176 Gt)
12-13 Nov, 2018 Aguascalientes Changes in topsoil organic carbon
Topsoil0.1% carbon 14%
0.1%
12-13 Nov, 201839 Aguascalientes Overview
° Background ° The S-world methodology ° Modelling changes in soil resources ° From soil properties to national accounts ° Data quality ° The Mexican application
12-13 Nov, 201840 Aguascalientes From soil properties to ecosystem services
° Soil organic matter ° Carbon sequestration content ° Water holding capacity ° Clay content ° Infiltration/runoff ° Sand content ° Soil fertility ° Soil depth ° pH
12-13 Nov, 201841 Aguascalientes Different levels of properties
12-13 Nov, 201842 Aguascalientes Modelling studies
SOC Clay
12-13 Nov, 201843 Aguascalientes Results
12-13 Nov, 2018 Aguascalientes MIN MAX MEAN STD Aguascalientes 39 81 60 11 Water holding capacity Baja California 28 80 53 12 Baja California Sur 32 80 57 9 Campeche 54 81 72 6 Chiapas 47 81 66 6 Chihuahua 29 81 62 10 WHC (mm) Coahuila 37 81 65 9 80 Colima 43 72 67 5 Distrito Federal 45 71 62 8 Durango 29 81 65 10 Guanajuato 33 81 63 8 Guerrero 49 81 65 6 30 Hidalgo 39 81 66 5 Jalisco 30 81 62 9 México 39 80 64 8 Michoacán 39 81 63 6 Morelos 42 72 64 6 Nayarit 40 81 66 7 Nuevo León 39 81 69 7 Oaxaca 40 81 64 7 Puebla 38 81 65 8 Querétaro 42 81 65 7 Quintana Roo 44 81 77 8 San Luis Potosí 37 81 67 8 Sinaloa 45 81 66 6 Sonora 29 81 63 9 Tabasco 53 74 65 2 Tamaulipas 49 81 64 7 Tlaxcala 43 80 66 7 Veracruz 43 81 65 5 12-13 Nov, 201845 Yucatán 65 81 80 2 Zacatecas 29 81Aguascalientes 63 11 Accounts
° Spatial information on soil properties and derived information at a 30arc-sec resolution ° Tabular information per state and municipality ° For current conditions as well as natural conditions
12-13 Nov, 201846 Aguascalientes Overview
° Background ° The S-world methodology ° Modelling changes in soil resources ° From soil properties to national accounts ° Data quality ° The Mexican application
12-13 Nov, 201847 Aguascalientes The challenge for the global modeller - data
Globcover GLC2000 MODIS Africover
Zhe Guo, HarvestChoice 2011 (unpublished).
12-13 Nov, 201848 Aguascalientes S-World
GSDE IGBP-dis
SoilGrids HWSDd WISE30d
12-13 Nov, 2018 Aguascalientes %C in topsoil (0-30cm)
12-13 Nov, 2018 Aguascalientes Overview
° Background ° The S-world methodology ° Modelling changes in soil resources ° From soil properties to national accounts ° Data quality ° The Mexican application
12-13 Nov, 201851 Aguascalientes The case of Mexico - currently
HWSD WISE GlobCov
12-13 Nov, 201852 Aguascalientes Accounts including
° Soil organic carbon ° Spatial variation at 30 arcsec (1km) ° Soil texture ° Current and natural ° Soil pH conditions ° Soil depth ° Summary statistics per ° Bulk density state and municipality ° Water holding capacity ° Soil types
12-13 Nov, 201853 Aguascalientes Soil map
HWSD LACsoter INEGI
12-13 Nov, 201854 Aguascalientes Soil profile data
WISE WOSIS
12-13 Nov, 201855 Aguascalientes Land use data
GlobCov
12-13 Nov, 201856 Aguascalientes Future
° Use the current S-World data for soil accounts ° Improve S-World with Mexican data to get a specific national accounts.
12-13 Nov, 2018 Aguascalientes