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The study of the movement, distribution, and quality of water on Earth and other planets, including the hydrologic cycle, water resources and environmental watershed sustainability.
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Validating that the smallest channel extracted using ArcMap (Hydrology toolbox) from DEM is ...
In ArcMap, the 'Hydrology' tool under the toolbox 'Spatial Analyst' can be used to extract the stream network, as described in detail here: extract streams from DEM. …
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Is there any way that can help determine the flow direction of a river in a satellite image ...
For example, there is a stream in the following image, but I find it difficult to determine the flow direction of the stream. Should it be from south to north, or the opposite?