American Data
North American Environmental Atlas &#...

The North American Environmental Atlas
US Census release of TIGER/Line Shape...

Maps and GIS Resources: State of Oreg...

http://libweb.uoregon.edu/map/or/gis_or_tribeInfo.htm
NOAA’s Coast Survey

<a class="in-cell-link" href="http://www.ngs.noaa.gov/RSD/shoredata/
Libre Map Project (free US data!)

Website: http://libremap.org/ The purpose of the Libre Map Project is to aggregate and make digital maps and related GIS data available for Free. Data – search and downloa...
Data Basin

Bridging Conservation Science and Practice<p style="margin-top: 0px; margin-right: 0px; margin-bottom: 5px; margin-left: 0px; font-size: 12px;
Raster Navigational Charts from NOAA

See: http://nauticalcharts.noaa.gov/mcd/Raster/index.htm
Global Forest Watch

Global Forest Watch’s overall objective is to infuse transparency and accountability into the decision making processes that determine how forests are managed and for whom...
InfoRain

Interrain Pacific has an extensive searchable database of Geographic Information Systems (GIS) data layers ranging from infrastructural data such as road networks or utility lin...
StreamNet Fish and Hydrology Data for...

StreamNet is a cooperative information management and dissemination project focused on fisheries and aquatic related data in the Columbia River basin and the Pacific Northwest. ...