Current State of Digital Soil Mapping and What Is Next -- Research -- Environmental Covariates for Digital Soil Mapping in the Western USA -- A Generalized Additive Soil Depth Model for a Mountainous Semi-Arid Watershed Based Upon Topographic and Land Cover Attributes -- Applying Geochronology in Predictive Digital Mapping of Soils -- Scale Effects on Terrain Attribute Calculation and Their Use as Environmental Covariates for Digital Soil Mapping -- Conditioned Latin Hypercube Sampling: Optimal Sample Size for Digital Soil Mapping of Arid Rangelands in Utah, USA -- Using Proximal Soil Sensors for Digital Soil Mapping -- The Use of Hyperspectral Imagery for Digital Soil Mapping in Mediterranean Areas -- Automatic Interpretation of Quickbird Imagery for Digital Soil Mapping, North Caspian Region, Russia -- ASTER-Based Vegetation Map to Improve Soil Modeling in Remote Areas -- Digital Soil Boundary Detection Using Quantitative Hydrologic Remote Sensing -- Homosoil, a Methodology for Quantitative Extrapolation of Soil Information Across the Globe -- Artificial Neural Network and Decision Tree in Predictive Soil Mapping of Hoi Num Rin Sub-Watershed, Thailand -- Evaluation of the Transferability of a Knowledge-Based Soil-Landscape Model -- Random Forests Applied as a Soil Spatial Predictive Model in Arid Utah -- Two Methods for Using Legacy Data in Digital Soil Mapping -- Environmental Application and Assessment -- Mapping Heavy Metal Content in Soils with Multi-Kernel SVR and LiDAR Derived Data -- Mapping the CN Ratio of the Forest Litters in Europe-Lessons for Global Digital Soil Mapping -- Spatial Prediction and Uncertainty Assessment of Soil Organic Carbon in Hebei Province, China -- Estimating Soil Organic Matter Content by Regression Kriging -- Digital Soil Mapping of Topsoil Organic Carbon Content of Rio de Janeiro State, Brazil -- Comparing Decision Tree Modeling and Indicator Kriging for Mapping the Extent of Organic Soils in Denmark -- Modeling Wind Erosion Events - Bridging the Gap Between Digital Soil Mapping and Digital Soil Risk Assessment -- Making Digital Soil Mapping Operational -- Soilscapes Basis for Digital Soil Mapping in New Zealand -- Legacy Soil Data Harmonization and Database Development -- Toward Digital Soil Mapping in Canada: Existing Soil Survey Data and Related Expert Knowledge -- Predictive Ecosystem Mapping (PEM) for 8.2 Million ha of Forestland, British Columbia, Canada -- Building Digital Soil Mapping Capacity in the Natural Resources Conservation Service: Mojave Desert Operational Initiative -- A Qualitative Comparison of Conventional Soil Survey and Digital Soil Mapping Approaches -- Applying the Optimum Index Factor to Multiple Data Types in Soil Survey -- U.S. Department of Agriculture (USDA) TEUI Geospatial Toolkit: An Operational Ecosystem Inventory Application -- Predictive Soil Maps Based on Geomorphic Mapping, Remote Sensing, and Soil Databases in the Desert Southwest -- GlobalSoilMap.net - A New Digital Soil Map of the World -- Methodologies for Global Soil Mapping.