Map of the soil great groups, based on the Soil Map of Ireland, 1980.

It is proposed that latisols (ultisols) are caused by the extremely alkaline midgut of humus eating termites.

Detailed description to determine the bulk density of soil.

A taxonomy of soils.

Information on soil surveys and analysis but also on the Environmental Sustainablility of Canadian Agriculture.

The Mediterranean scientific network research on soil degradation and conservation, land use, desertification and erosion.

Maps showing U.S. land area in different soil orders.

A basic hierarchical list showing the principal soil types and subtypes, with names and codes.

Map showing world wide distribution of soil types.

Description and usage information for this soil compaction meter.

Information, soil characterization and description and soil use. From Massey University. Photos.

Lists soil surveys, survey programs, soil survey technology, standards, data and references.

Contains representative pictures of soil orders plus profile and landscape pictures of more specific soils.

An ongoing project to develop a updated soil map.

Micromorphology is the branch of soil science that is concerned with the description, interpretation and the measurement of components, features and fabrics in soils at a microscopic level.

Pictures and descriptions of commen soil types found in Central Europe.

This database provides information on physical and chemical attributes of the soil, landscape characteristics, and interpretive data.

Featuring soil information, ground penetrating radar, GIS, and soil profile photos.

Soil maps and details for all Hawaiian islands.

Principles and Techniques is a presentation on Soil Survey photography. [PowerPoint Presentation]

Canada. List of surveys and maps.

Data and other resources on soils, soil taxonomy, and U.S. soil surveys.

A collection of soil profiles representing the twenty Great Groups in the Canadian System of Soil Classification. Includes descriptions of soils and plants of Sub-Boreal Spruce Zone and the Engelmann Spruce-Subalpine Fir Biogeoclimatic Zone. Many pictures.

Online maps.

A set of images to illustrate the soils of the arid part of Israel. Includes a description list of the soil groups in English and Hebrew. Also available is a conversion table from Dan's to both the USDA and FAO classification systems.

Canada. Soil surveys and maps from CanSIS.

A long term inventory of permanent sample plots of the Swedish National Forest. Short english summary, the details are in Swedish.

TAL is a group of programs to determine soil texture classes based on major soil classification schemes (USDA, UK, Canada, International and others).

Explains classification schemes in general. Detailed description of australian soil types with glossary and references. Based on a book by the CSIRO.

Maps and description.

This system for classifying soils is one of the most widely used soil classification systems in the world. Collection of information and images to illustrate the distribution, properties, ecological significance, and use of these 12 soil orders.

Interactive maps and pictures.

Links to data and information about global soils.