December 2014 - GIS Geography

Latest

How To Clip Rasters

How to Clip Rasters to Polygon Boundaries in ArcGIS

Save time by learning how to clip rasters in ArGIS using the raster clip tool in ArcToolbox as well as the clip button in the Image Analysis Toolbar.

3 Geology Maps that Explain the History of Earth

Geology maps depict where the underlying rock formations are. It displays rocks of different ages showing eras, periods and epochs.

Vegetation NDVI

How to Create NDVI Maps in ArcGIS

The image analysis toolbar can generate NDVI maps in ArcGIS. NDVI shows areas of high and low vegetation and requires red and NIR bands.

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