Wednesday, May 23, 2007

NEW: Conservation GeoPortal

"To help people working in conservation locate this elusive data, a group of organizations working under the umbrella of the Conservation Commons recently developed the Web-based Conservation GeoPortal ." It's one-stop place to find, evaluate, and sharing data and maps for conservation. (source: ArcWatch, 5/07)

Monday, May 21, 2007

Library New Collection--more CensusCDs from Geolytics, Inc.

The following new acquired CD-Roms have already been popular items to use in Fenwick Library. Please check them out.
**Neighborhood Change Database (NCDB)- Access to US Census Data from 1970, 1980, 1990 and 2000 in their census year tract boundaries. Also access data for all four decades normalized to 2000 Census Tract boundaries so that one can compare data for various years within the same bounday definition.
**Zip+4 CD (Standard)- gives geocoding of zip+4 to census block with demographic variables.
**Zip+4 with 2006 Estimates and 2011 Projections- additional of 60+ demographic variables and 2011 estimates to Zip+4 CD.

Wednesday, May 02, 2007

USGS Store Locator and Free Downloading of GeoPDF files

Try the new map locator and downloader provided by USGS.

**You can find and order topo maps in the U.S. and Antarctica. You can also download new GeoPDF files derived from scans of topo maps.
**These GeoPDF files are georegistered digital map derivations fo the original electronic files. (maps-l).