Basics
- What is Soil? (SSSA)
- I am the soil (Conservation International)
- 5 Things You Should Know About Soil (National Geographic)
- Let’s Talk About Soil (Global Soil Week)
- globalsoilweek.org (Global Soil Week)
- Soil Topics (National Geographic Education)
- Forces of Change: Dig it! The Secrets of Soil (Smithsonian)
Geography and Maps
- Soil Atlases for Europe, Latin America, and Africa (European Commission)
- US Soil Survey (USDA-NRCS)
- Web Soil Survey (USDA-NRCS)
Classification
Soil Taxonomy
- U.S. Soil Taxonomy
- Alternative key to U.S. Soil Taxonomy
- The 12 Soil Orders – including distribution maps (University of Idaho)
- Images of Soil Profiles, described by Soil Taxonomy (Michigan State University)
World Reference Base (WRB)
- World Reference Base (WRB) for Soil Resources (FAO)
- WRB – in a nutshell (European Soil Bureau)
- World Soil Distribution – WRB (ISRIC)
- Images of Soil Profiles, described by WRB (EGU Imaggeo)
Additional Resources
- SOIL – An organization in Haiti emphasizing soil’s role in sanitation
- Pedosphere.com
- Soils Sustain Life (SSSA)
- The Dirt on Soil (Discovery Education)
- Soil Composition and Formation (NOAA)
- Soil Education (USDA-NRCS)
- Virtual Soil Science (SOILx Canada)
- Soil-Net (Cranfield University and BSSS)
- Soil Orders as Cupcakes