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Geology - Quaternary Mapping

  • Overview
  • Applications
  • Landform Delineation
    Landforms often have characteristic shapes which may be manifested as topographic relief. The ability to image landforms is a result of the side-looking configuration of radar, which highlights relief.

    RADARSAT beam mode - All beam modes are suitable for landform delineation. The final beam mode selection is dependent on the areal coverage and level of detail required. Generally, Fine and Standard beam modes are best suited for detailed landform delineation, while Wide and ScanSAR are better for regional landform delineation.

    RADARSAT incidence angle - Shallow incidence angles are ideal for enhancing subtle terrain features, through shadowing.

    Look direction - Orientation of land forms relative to look direction should be considered.

    When to acquire RADARSAT data - Acquire data when landform information is required, regardless of season. Avoid periods of heavy snowcover.

     
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