Ess Igtportal Here

Under a concurrent user load of 500, the portal sustained sub-2-second query latency for spatial-temporal queries over 500 million records. 5. Related Work | System | Integration | Governance | Tech flexibility | |--------|-------------|------------|------------------| | NASA Earthdata | Partial | Basic | Low | | Google Earth Engine | Strong | Weak | Medium | | ESS-IGTportal | Full (semantic) | Full (RBAC+FAIR) | High (modular) | 6. Discussion The ESS-IGTportal demonstrates that separating the three pillars reduces technical debt and improves user trust. Key challenges included semantic drift across disciplines (e.g., “precipitation” vs “rainfall rate”) and real-time policy evaluation overhead. Future work includes adding LLM-assisted metadata generation and a decentralized governance ledger. 7. Conclusion We presented the ESS-IGTportal as a reference implementation of the IGT framework. By combining deep integration, proactive governance, and modern technology, it significantly lowers the barrier to multi-source Earth Science analysis. The portal is open-sourced at github.com/ess-igtportal/core . Keywords: Earth Science Systems, FAIR data, geospatial portal, data governance, interoperability.

| Use Case | Data Sources | Governance Rule | Time saved vs. baseline | |----------|--------------|----------------|--------------------------| | Flood forecasting | Sentinel-1, GPM, USGS streamflow | Restrict commercial use | 68% | | Wildfire risk mapping | MODIS, VIIRS, ERA5, land cover | Require citation | 79% | | Agricultural drought | CHIRPS, SMAP, Landsat, crop masks | Expiration after 6 months | 72% | ess igtportal