Straight, radial, erosional channels and fan-like deposits of tephra develop around steep-sided cones and composite volcanoes, but are not characteristic features of shield volcanoes. The channels and deposits normally are formed by explosive volcanic density currents which originate as nuées adrentes or base surges. The physical processes of explosive volcanic...
"This document is an interim report by the Heritage Program, submitted to the Oregon Parks and Recreation Branch. It summarizes: 1) the data collected on natural areas in private, county and municipal ownership throughout the state; 2) the techniques used to collect this data; 3) a system for storing, analyzing...
Published March 1941. Facts and recommendations in this publication may no longer be valid. Please look for up-to-date information in the OSU Extension Catalog: http://extension.oregonstate.edu/catalog
The State of Black Oregon is a statewide report on the social and economic conditions of African Americans in Oregon, focusing on specific areas such as as education, employment, housing, health, criminal justice and child welfare. "The report reveals a persistent gap in the living standards between black and white...
In this study I explored the variety of educational opportunities
available in museums. Next, I examined the museum education programs
in the Portland, Oregon area and described what types of opportunities are
available to teachers. Finally, I made suggestions for teachers on how to
best access museum programs and for...