This polygon data layer represents vegetation coverage for Portland Metro, Oregon in 1991. The dataset was originally published by the Metro Data Resource Center in February 2001.[The vegetation coverage is mapped with two datasets:1. The natural areas inventory using a manual interpretation of 1989 color infrared aerial photography (approximate data coverage: inside the Metro boundary). See Green Spaces Master Plan. Used the modified USGS Anderson level II classification.2. Remotely sensed data; thematic mapper imagery, 1989-90 (approximate data coverage: outside the Metro boundary).]
Creator
Metro Data Resource Center
Temporal Coverage
1991
Date Issued
2001
Rights
Please see the UWM Libraries statement on Copyright and Digital Collections ., Although this data is being distributed by the American Geographical Society Library at the University of Wisconsin-Milwaukee Libraries, no warranty expressed or implied is made by the University as to the accuracy of the data and related materials. The act of distribution shall not constitute any such warranty, and no responsibility is assumed by the University in the use of this data, or related materials.
Access Rights
Public
Format
Shapefile
Language
English
Date Added
May 29, 2024
Provenance Statement
The metadata for this resource was harvested from GitHub at https://github.com/OpenGeoMetadata/edu.uwm on 2026-04-08.
Metro Data Resource Center (2001). Vegetation Coverage Portland Metro, Oregon 1991. . https://geodiscovery.uwm.edu/catalog/ark:-77981-gmgsqn5zb09 (dataset)