Here in this video we will show the step by step process to derive the stream proximity map or distance from river map or distance from stream map of stream buffer map.

Link for the DEM to practise along with the video:
https://drive.google.com/file/d/1NBUg...

Generate catchment area or watershed area in QGIS:   • Delineate watershed area in QGIS || D...  

Introduction to watershed area in QGIS:    • Introduction to Watershed || Drainage...  
Create DEM using Contours in QGIS:   • Generate DEM from contours in QGIS  
Introduction to DEM:   • Introduction to DEM