Southern Brazil's Fragata stream watershed soil loss estimates modeled using the Revised Universal Soil Loss Equation (RUSLE). The dataset likely contains seasonal and annual erosion rates derived from precipitation data, soil information, a digital elevation model, and Landsat8/OLI satellite imagery. The study was authored by Stefan Domingues Nachtigall and is available via Open Access.
Use Cases
- Modeling seasonal soil loss variation based on rainfall erosivity (R) factor.
- Identifying erosion control factors based on topographic (LS) and soil cover (CP) factors.
- Mapping high-risk erosion areas (5-50 Mg ha-1ano-1) based on slope and vegetation cover.
- Quantifying watershed-scale soil losses for conservation planning.
Strengths
- The study evaluates agroclimatic seasonality, a factor noted as rarely studied in Brazil.
- Integrates multiple data sources: precipitation records, soil maps, DEMs, and satellite imagery.
- Identifies specific high-erosion areas covering 24% of the watershed.
Limitations
- Column-level documentation is absent; field semantics must be inferred after download.
- Row count is unknown, which may limit suitability assessment.
- Last update date is unknown; freshness unverified.
Provenance
- Source
- Stefan Domingues Nachtigall
- Collection Method
- Empirical modeling using the Revised Universal Soil Loss Equation (RUSLE) with factors calculated from precipitation data, soil information, a Digital Elevation Model, and Landsat8/OLI images.
- Geography
- Fragata stream watershed in the southern region of Rio Grande do Sul, Brazil.