Computed daily metallic-contaminant concentrations and loads on the Clark Fork River at USGS streamgages 12324200 and 12324400 near Grant-Kohrs Ranch National Historic Site in southwestern Montana, Water Years 2019-20

In 2019, the U.S. Geological Survey (USGS), in cooperation with the National Park Service, initiated a study using surrogate technology to predict real-time metallic-...2019年，美国地质调查局（U.S. Geological Survey, USGS）与国家公园管理局（National Park Service）合作，启动了一项采用替代技术（surrogate technology）以开展实时金属类……预测的研究。