Big Ten Academic Alliance Geospatial Discovery Portal

Big Ten Academic Alliance Geoportal

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1. Extent of Wisconsin glaciation: Indiana, 2010

2010. Henry H. Gray (Data compiler), Sally L. Letsinger (GIS compiler), Center for Geospatial Data Analysis (CGDA), and Indiana Geological Survey. WISCONSIN_GLACIAL_LIMIT_IN.shp is a line shapefile that shows the Wisconsin glacial limit in Indiana as delineated by mapped glacial deposits at a ...

2. Southern extent of glaciation: Indiana, 2010

2010. Henry H. Gray (Data compiler), Sally L. Letsinger (GIS compiler), Center for Geospatial Data Analysis (CGDA), and Indiana Geological Survey. PRE-WISCONSIN_GLACIAL_LIMIT_IN.shp is a line shapefile that shows the extent of glaciation in Indiana as delineated by mapped glacial deposits of v...

3. Density of sinkholes per square kilometer in southern Indiana and Kentucky, Derived from the 2011 Sinkhole Inventory: Indiana, 2011

2011. Indiana Geological Survey (IGS), United States Forest Service (USFS), Center for Geospatial Data Analysis (CGDA), and Sally L. Letsinger (data compiler). This raster file was created to display in a geographic information systems (GIS) the density in square kilometers of mapped and modeled (indirectl...

4. Sinkhole inventory for southern Indiana and northern Kentucky: Indiana, 2011

2011. Indiana Geological Survey (IGS), United States Forest Service (USFS), Center for Geospatial Data Analysis (CGDA), and Sally L. Letsinger (data compiler). This point shapefile was created to display in a geographic information system (GIS) mapped and modeled (indirectly mapped) sinkhole locations in s...