River Runoff Trends - MultiPointTimeSeriesObservation - based on GRDC DB

River Runoff variability. Variability is updated monthly integrating near real time in situ data and annual trends from the Global Runoff Data Center (GRDC) Data Base. NRT data flow is not covering the whole stations yet.

河流径流变化率。该变化率每月更新一次，通过整合近实时现场数据以及全球径流数据中心（GRDC）数据库的年度趋势数据。目前，近实时（NRT）数据流尚未覆盖所有监测站。