From GRACE Science to Climate Service: Operational TWSA and GWSC Products in the Copernicus Climate Change Service (C3S)
Over nearly 25 years, GRACE and GRACE-FO have matured from a novel observing system into an operational-grade data source, with terrestrial water storage anomaly (TWSA) and, derived from this, groundwater storage change (GWSC) products now feeding directly into drought, flood, and water-availability assessments. Despit...