OpenLandMap metadata

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Full name:

OpenLandMap

Version:

-

Organization or Author:

EnvirometriX Ltd; Tomislav Hengl

Abstract:

OpenLandMap is an open-source initiative that provides high-resolution global environmental data, including soil, climate, and vegetation characteristics. This collection of 250 m resolution raster datasets provides global soil property maps, offering key insights into soil characteristics across six standard depths (0, 10, 30, 60, 100, and 200 cm). The datasets includes soil texture classes (USDA system), organic carbon content and stock, bulk density, pH, water content at different suctions, coarse fragments, silt, sand and clay fractions. These layers are derived using machine learning models trained on extensive global soil profile databases. Detailed methodologies and additional data products are available through OpenLandMap's repositories. Antarctica is not included.

Geographical Coverage:

Global

GIS Data Type:

Raster

Spatial resolution:

250 m (250 x 250 m pixel)

Publication date:

2018

Reference period-start:

1950

Reference period-stop

2017

License:

Soil Properties:

Bulk Density, USDA Texture, silt, Soil Organic Carbon Stock, Clay, sand, Coarse Fragments, Organic Carbon Content, pH, Water Content

Soil deph coverage (cm):

0-200 cm

Citation:

Tomislav Hengl. (2018). Soil texture classes (USDA system) for 6 soil depths (0, 10, 30, 60, 100 and 200 cm) at 250 m (v0.2) [Data set]. Zenodo. https://doi.org/10.5281/zenodo.2525817

Tomislav Hengl, & Ichsani Wheeler. (2018). Soil organic carbon content in x 5 g / kg at 6 standard depths (0, 10, 30, 60, 100 and 200 cm) at 250 m resolution (v0.2) [Data set]. Zenodo. https://doi.org/10.5281/zenodo.2525553

Tomislav Hengl, & Ichsani Wheeler. (2018). Soil organic carbon stock in kg/m2 for 5 standard depth intervals (0–10, 10–30, 30–60, 60–100 and 100–200 cm) at 250 m resolution (v0.2) [Data set]. Zenodo. https://doi.org/10.5281/zenodo.2536040

Tomislav Hengl. (2018). Soil bulk density (fine earth) 10 x kg / m-cubic at 6 standard depths (0, 10, 30, 60, 100 and 200 cm) at 250 m resolution (v0.2) [Data set]. Zenodo. https://doi.org/10.5281/zenodo.2525665

Tomislav Hengl. (2018). Soil pH in H2O at 6 standard depths (0, 10, 30, 60, 100 and 200 cm) at 250 m resolution (v0.2) [Data set]. Zenodo. https://doi.org/10.5281/zenodo.2525664

Tomislav Hengl, & Surya Gupta. (2019). Soil water content (volumetric %) for 33kPa and 1500kPa suctions predicted at 6 standard depths (0, 10, 30, 60, 100 and 200 cm) at 250 m resolution (v0.1) [Data set]. Zenodo. https://doi.org/10.5281/zenodo.2784001

Tomislav Hengl. (2018). Sand content in % (kg / kg) at 6 standard depths (0, 10, 30, 60, 100 and 200 cm) at 250 m resolution (v0.2) [Data set]. Zenodo. https://doi.org/10.5281/zenodo.2525662

Tomislav Hengl. (2018). Clay content in % (kg / kg) at 6 standard depths (0, 10, 30, 60, 100 and 200 cm) at 250 m resolution (v0.2) [Data set]. Zenodo. https://doi.org/10.5281/zenodo.2525663

Tomislav Hengl. (2018). Silt content in % (kg / kg) at 6 standard depths (0, 10, 30, 60, 100 and 200 cm) at 250 m resolution (v0.2) [Data set]. Zenodo. https://doi.org/10.5281/zenodo.2525676

Tomislav Hengl. (2018). Coarse fragments % (volumetric) at 6 standard depths (0, 10, 30, 60, 100 and 200 cm) at 250 m resolution (v0.2) [Data set]. Zenodo. https://doi.org/10.5281/zenodo.2525682

Overview

Name Original name Unit of measurement Description Analytical method
USDA Texture USDA Texture - Textural Class expressed as 1 = Clay, 2 = Silty Clay, 3 = Sandy Clay, 4 = Clay Loam, 5 = Silty Clay Loam, 6 = Sandy Clay Loam, 7 = Loam, 8 = Silty Loam, 9 = Sandy Loam, 10 = Silt, 11 = Loamy Sand, 12 = Sand USDA texture triangle
Organic Carbon Content Organic carbon content g/kg x 5 Mean predicted soil organic carbon content in g/kg x 5 (to convert to % divide by 2) usda.6a1c
Soil Organic Carbon Stock Soil organic carbon stock kg/m2 Mean predicted soil organic carbon stock in kg/m2 msa.kgm2
Bulk Density Bulk density kg/m3 x 10 Mean predicted soil bulk density (fine earth) kg/m3 x 1 usda.4a1h
pH pH pH x 10 Mean predicted soil pH in H2O in x 10 usda.4c1a2a
Water Content Water content % Mean predicted soil water content (volumetric) in percent for 33 kPa and 1500 kPa suctions usda.4b1c
sand Sand % Mean predicted sand content in % (kg / kg) at 200 cm below surface at 250 m resolution usda.3a1a1a
Clay Clay % Mean predicted clay content in % (kg / kg) usda.3a1a1a
silt Silt % Mean predicted silt content in % (kg / kg) usda.3a1a1a
Coarse Fragments Coarse fragments % Mean predicted coarse fragments volumetric fraction % (volumetric) usda.3b1
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