UL001
Sample points showing structure (building) counts within 80-acre surrounding circles for the four-county Portland/Vancouver metropolitan area, for the years 1975, 1985, 1995, and 2005.

CREATOR(S): Jeffrey D. Kline

PRINCIPAL INVESTIGATOR(S): Jeffrey D. Kline

ORIGINATOR(S): Jeffrey D. Kline

DATA SET CONTACT PERSON: Jeffrey D. Kline

DATA SET CREDIT:

Data were developed by the USDA Forest Service, Pacific Northwest Research Station, Forest Inventory and Analysis Program, Portland, OR.

MOST RECENT METADATA REVIEW DATE:

17 Feb 2013

KEYWORDS:

populations, land use, geographic information systems, landscape change, landscape dynamics

PURPOSE:

The data are used to estimate econometric models of development in the four-county region surrounding the Portland/Vancouver metropolitan area.

METHODS:

Experimental Design - UL001:

Description: Data are a set of GIS layers, one for each time period, clipped to the four-county region surrounding the Portland/Vancouver metropolitan area.

Citation: Base data development is described in: Lettman, G.J. 2009. Forests, Farms, and People: Land Use Change on Non-federal land in Oregon 1974-2005. Salem, OR: Oregon Department of Forestry. 74 p.

SUPPLEMENTAL INFORMATION:

Data support work under “Project 1: Governance effects regarding development, open space and sustainable communities,” involving analysis and projection of rates and patters of land development.

SITE DESCRIPTION:

Data points are a sample of non-federal land.

TAXONOMIC SYSTEM:

None

GEOGRAPHIC EXTENT:

Clackamas, Multnomah, Washington Counties, Oregon; and Clark County, Washington.

MEASUREMENT FREQUENCY:

intermittent

PROGRESS DESCRIPTION:

Complete

UPDATE FREQUENCY DESCRIPTION:

irregular

CURRENTNESS REFERENCE:

Observed

RELATED MATERIAL:

Lettman, G.J. 2009. Forests, Farms, and People: Land Use Change on Non-federal land in Oregon 1974-2005. Salem, OR: Oregon Department of Forestry. 74 p.