Social and Behavioral Sciences Commons^™

River Of No Return: The Willamette Regenerates, Gabriel Boehmer

Institute of Portland Metropolitan Studies Publications

Brief article takes a look at the history and possible future of the Willamette River, with special focus on controlling pollution, restoration, and activities of groups like Willamette Riverkeeper.

Visualizing Complexity : A Spatial Analysis Of Decorative Geometric Pattern In The Islamic World, 900-1400 Ad, Tracy Elizabeth Harrison

Dissertations and Theses

This study explores how the use of complex decorative geometric patterns in Islamic architecture spatially relates to advances in the fields of science and philosophy in the Islamic world between the ninth and fourteenth centuries. This project examines hypotheses developed by vario~s scholars on the forces that shaped the use of these patterns (known as the geometric mode) in Islamic architecture. The prevailing assumption that advances in mathematics contributed to the use of the geometric mode is used as a starting point for subsequent analysis.

For this study, two spatial databases were created. One contains over two hundred and twenty …

"We Want Smokestacks And Not Swamps" : Filling In Portland's Guild's Lake, 1906-1925, Kathleen D. Tucker

Dissertations and Theses

Between 1905 and 1926. developers. real estate speculators, and the Port of -Portland filled in Guild's Lake, a riparian marsh that had been the location for Portland's 1905 Lewis and Clark.: Exposition and Oriental Fair. There were two phases in the filling process. The first phase, which began before the fair ended and lasted until 1914, involved developers using high-pressured hydraulic hoses to sluice soil from nearby hills into the lake. Their primary goal was to terrace the hillside to create a high-end view neighborhood; Guild's Lake was a convenient "dump" for the gravel and dirt. During the second phase. …