Analysis of historic orthomosaic imagery collected through various agencies for mapping active channel and floodplain changes along a 22.5-km reach of the Green River at Gray Canyon near Green River, Utah from 1938-2021: orthomosaics

The U.S. Geological Survey gathered historic aerial photography and remote sensing imagery from a variety of sources for mapping channel change along a 22.5 kilometer...美国地质调查局（U.S. Geological Survey）从多种来源收集历史航空摄影资料与遥感影像，用于对22.5千米沿线的河道变化进行制图。