NYU Spatial Data Repository

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1. Global GIS : Alaska Geology

1980. This datalayer is a polygon coverage with associated attributes representing geologic regions of Alaska. It is a digital version of the geology fea... American Geological Institute.

2. Global GIS : Drainage Basins

2003. This datalayer is a polygon coverage representing hydrologic drainage basins located worldwide. The data displayed here is derived from the HYDRO 1... American Geological Institute.

3. Global GIS : Geologic map (excluding the United States)

2003. This datalayer is a polygon coverage showing U.S. Geological Survey defined geologic provinces of the World, excluding the United States. It was pu... American Geological Institute.

4. Global GIS : geologic provinces of the world

2000. This shapefile includes arcs and polygons that describe U.S. Geological Survey defined geologic provinces of the World. Each province has a set of ... American Geological Institute.

5. Global GIS : Geology of the conterminous United States at 1:2,500,000 scale : Geology

1974. This datalayer is a polygon coverage representing geologic regions of the conterminous United States. It is a digital version of the geology featur... American Geological Institute.

6. Global GIS : Land ice areas

1997. This datalayer is a polygon coverage representing land ice areas (snow fields or ice fields which are on land) worldwide and was published as part ... American Geological Institute.

7. Global GIS : Natural resources extraction areas and fishery industrial areas

1997. This datalayer is a polygon coverage representing worldwide locations where natural resources are being extracted from the earth and locations wher... American Geological Institute.

8. CHGIS China County Boundaries, 1911

1911. Polygons represent county boundaries in China for the year 1911. The CHGIS will establish a database of historical administrative units, as well as... CHGIS, Harvard Yenching Institute.

9. CHGIS China Lakes and River Banks, 1820

1820. Polygon features show the major lakes and wide sections of major rivers in China for the year 1820. Only the major rivers were included in the CHGI... CHGIS, Harvard Yenching Institute.

10. CHGIS China Prefecture Boundaries, 1820

1820. Polygons represent prefecture boundaries in China for the year 1820. The CHGIS will establish a database of historical administrative units, as wel... CHGIS, Harvard Yenching Institute.

11. CHGIS CHINA Prefecture Boundaries, 1911

1911. Polygons represent prefecture boundaries in China for the year 1911. The CHGIS will establish a database of historical administrative units, as wel... CHGIS, Harvard Yenching Institute.

12. CHGIS China Province Boundaries, 1820

1820. Polygons represent provincial boundaries in China for the year 1820. The CHGIS will establish a database of historical administrative units, as wel... CHGIS, Harvard Yenching Institute.

13. CHGIS China Provincial Boundaries, 1911

1911. Polygons represent prefecture boundaries in China for the year 1911. The CHGIS will establish a database of historical administrative units, as wel... CHGIS, Harvard Yenching Institute.

14. CHGIS China Taihu District County Boundaries, 1820

1820. Polygons represent the counties in the Taihu region of China, (ten prefectures around Taihu Lake,) for the year 1820. The CHGIS will establish a da... CHGIS, Harvard Yenching Institute.

15. CHGIS Songjiang Region Boundaries, 1820

1820. This datalayer contains polygon features which represent the boundaries of the Songjiang area of China. Songjiang is the name of the Prefecture whi... CHGIS, Harvard Yenching Institute.

16. DCW Cultural Landmarks, Polygons

1992. This datalayer is a polygon coverage representing a wide variety of cultural landmark features located throughout DCW (Digital Chart of the World) ... National Imagery and Mapping Agency.

17. DCW Data Quality Polygons

1992. This datalayer is a polygon coverage representing data quality features throughout DCW (Digital Chart of the World) geographic coverage as of 1992.... National Imagery and Mapping Agency.

18. DCW Drainage Features, Polygons

1992. This datalayer is a polygon coverage representing drainage features located throughout DCW (Digital Chart of the World) geographic coverage as of 1... National Imagery and Mapping Agency.

19. DCW Hypsography, Polygons

1992. This datalayer is a polygon coverage representing hypsographic features (as elevation zones) located throughout DCW (Digital Chart of the World) g... National Imagery and Mapping Agency.

20. DCW Landcover, Polygons

1992. This datalayer is a polygon coverage representing landcover features located throughout DCW (Digital Chart of the World) geographic coverage as of ... National Imagery and Mapping Agency.