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votes
0answers
40 views

How to perform Visibility Analysis using QGIS? [duplicate]

How can I calculate Visibility using QGIS? I have not found any suitable plugins for QGIS to do this.
15
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3answers
3k views

Visual Impact Assessment in QGIS or GRASS

Is it possible using QGIS or GRASS to perform a Zone of Visual Impact assessment? E.g. where can a 100m high structure be seen at a viewing height of 1.8m within 30km, taking into account elevation ...