Ideas in this flowchart

• Public soil survey coverage varies substantially among countries.
• The United States has unusually extensive and detailed public soil survey coverage.
• Sustained federal investment in soil surveys and conservation largely explains this coverage.
• Soil survey maps provide interpretations for multiple land-use purposes.
• Agriculture
• Construction
• Recreation
• Wildlife habitat
• Sanitation
• Water management
• Many countries have less complete public soil survey coverage.
• Limited resources can restrict survey coverage.
• Discontinued survey programs can reduce coverage.
• Limited public investment can reduce coverage.