What is SWIR? Short-Wave Infrared Explained for GIS Applications

Author : Geo WGS84 | Published On : 01 Apr 2026

Short-Wave Infrared (SWIR) is a powerful yet often underutilized portion of the electromagnetic spectrum in Geographic Information Systems (GIS) and remote sensing. Positioned between near-infrared (NIR) and thermal infrared wavelengths, SWIR provides unique insights into surface materials, moisture content, and environmental conditions that are not visible in standard optical imagery.

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