Intersect

The Intersect tool is one of the most important spatial analysis operations in Geographic Information Systems (GIS). It combines two or more geographic datasets and produces a new layer that contains only the features where the input layers overlap geographically. During this process, the tool preserves the geometry of the shared area and transfers the attribute information from all input datasets into the resulting output. By identifying common spatial regions, the Intersect operation helps reveal meaningful relationships between different geographic features that may not be obvious when layers are viewed separately. It is widely used in land-use planning, environmental assessment, natural resource management, transportation planning, disaster management, and urban development. For example, it can identify protected forests located within flood-prone zones, determine parcels affected by zoning regulations, or locate infrastructure intersecting environmentally sensitive areas. This makes the Intersect tool essential for accurate spatial decision-making and comprehensive geospatial analysis.