drought-monitorCalculate SPI (Standardized Precipitation Index) and SPEI (Standardized Precipitation Evapotranspiration Index) from NASA POWER API data for drought monitoring. Supports multiple timescales (1-24 months), drought classification, and trend analysis.
geoskill-road-accessibility-analysisCompute shortest paths, isochrones, OD matrices, and facility service coverage from OSM or user-provided road networks. Supports drive/walk/cycle modes, road closures, and population coverage analysis. Use when the user needs travel-time analysis, service area delineation, or road network criticality assessment.