Going with the Flow

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Last updated 23 April 2012, created 23 April 2012, viewed 317

Rivers are important features on Ordnance Survey maps. They can be traced along their course, as small tributaries merge to form larger channels. The areas they drain can be identified using contour lines, and their floodplains identified. When humans change them, or straighten them, the maps show t More…he evidence of this. http://digimapforschools.edina.ac.uk