Data from the southern Cascade Mountains of
Oregon has been collected for application in computer
analysis of snowfields. Vegetation type, canopy
cover, slope, aspect, insolation, and snowfield
ground truth delineation are given consideration.
In addition, a procedure for transferral of data
onto Landsat imagery was derived.
This thesis research consists of an investigation of the human
influences on wildlife in Belize. The study was accomplished by the
collection and analysis of data with respect to land use, habitat
characteristics, and wildlife status in Belize. Requirements and
status of many species are tabulated in order to give...
Stream channel stability for two tributaries of Rock Creek in the
Oregon Coast Range is evaluated by application of a Stream Reach Inventory.
Stability nomographs are constructed for graphical analysis of
erosion potential. Results indicate that channel stability can be
classified. One stream is rated as 'Poor' in resistance to...
Detailed phytosociological and physical data were gathered from six grass-fern balds in the Oregon Coast Range, Monmouth Peak, Grass Mountain, Prairie Peak, Roman Nose Mountain, Tyee Mountain, and Saddle Mountain. Panchromatic and color infrared air photography guided sampling within individual balds. The resultant floristic data was manipulated by a Braun-Blanquet...
Between 1967 and 1973, California, Oregon,
and Washington all established state-wide systems for
the preservation of land in its natural state. These
set aside parcels of land may be termed as Natural
Area Preserves. The history of each state's public
systems, different establishment procedures, and
management policies are discussed.
The crawfish enterprise of South Louisiana is shown to haveexpanded as much as 18-fold since the 1950's. It is estimated(1973) that there are about 44,000 acres of managed crawfish ponds.Of the 334 ponds identified and mapped in the thesis, 231 are classedas open ponds, 45 as rice field ponds, and...
A method for analyzing growth of an urban area is
developed. Albany, Oregon, from 1936 to 1975 was used as a test
case. The method employs the use of remotely sense imagery
combined with an analysis of selected physical characteristics
of the land being urbanized. The study consists of an...
There are conflicts between commercial and agricultural
uses of land bordering U. S. Highway 201 southbound from
Ontario, Oregon. A questionnaire was developed and administered
to businesses located along Highway 201 to determine the most
important location factors for commercial users of the ribbon
development. The most important factors were...
Conflict and competition between outdoor recreational activities is increasing in intensity. Thus, management agencies and persons responsible for regulation of outdoor recreation areas have become increasingly concerned and are seeking appropriate means for amelioration of the intensifying problem.
This research was designed to seek better understanding of conflicts and incompatabilities...
A statistical analysis of extreme chinooks in Montana as they
relate to large scale atmospheric circulation changes is the subject
of this thesis.
A mean chinook situation was identified which indicated that a
critical pattern of the surface flow always contained a Polar or
Arctic airmass which overspread the prairie...
Farm Use Assessment used as a planning tool to preserve
farmland in Oregon has achieved mixed success. While some land enrolled
in the program (especially near urban areas) has been converted to nonfarm
use, the majority of land has not. However, this may be due to
lack of '1opportunity profits"...
Seven socioeconomic factors common to two Oregon
communities, Beaverton and Corvallis, were examined and
compared for the influences they might have on participation
in recycling programs. Sampling technique involved
the use of a prepared survey questionnaire through which
the data necessary for the appropriate statistical methodology
used in the study...
Many of the natural resource problems facing man in the present
era are so large and complicated that no one discipline provides an
adequate approach for their solutions. As an example, the relationships
of man to the land resource base can best be understood when
they are considered holistically rather...
Expansion of the National Flood Insurance Program is
described in the context of a modification of Kates' Systems Model of
Human Adjustments to Natural Hazards for a small central Pennsylvania
town (1970 population=ll,O98) that became eligible for flood insurance
four months after experiencing five million dollars in flood damage
and...
The two classic theories of the distribution of
cities in an urban system are the rank size rule
and central place theory. The rank size relationships,
as incorporated into G. K. Zipf's Principle
of Least Effort, is seen as the result of a balancing
of the opposing forces of urban...
The Upper Kiamath Valley and Klamath Marsh areas of
south-central Oregon comprise the summer range for a modern
system of transhumance agriculture. Approximately 72,000
head of cattle are annually trucked from these relatively
small Kiamath pastures to winter pastures scattered throughout
the Sacramento Valley. Field research indicates that
the development...
There is a considerable amount of vacant land
zoned for industrial use within the Corvallis Urban Growth
Boundary. A detailed investigation of the area reveals
a total of 632.98 acres of such land. However, when closely
scrutinized, it appears that the total number of acres is
misleading, as only 77.50...
Limited measures of socio-economic affluence
among some Oregon counties reflect deficiency in the
availability and development of agricultural resources.
Seventeen indicators qualify county census data into
comparable relative values. Rank correlation analysis
of the relationship between agricultural resources and
socio-economic affluence demonstrates a significant
correlation coefficient at the 95 percent...
This paper is an analysis of the resource use
conflict of the Columbia River salmon fishery. The report
discusses the physical setting of the Columbia River, the
biology of anadromous salmon, the history of the resource
use, hazards to the salmon, fishing techniques, and salmon
usage today with its conflicts,...
Signification temperature differences were found to exist among three similarly situated stations in the Mid-Willamette Valley of Oregon. The stations were McMinnville, Salem, and Corvallis. Factors known to influence temperatures were compared with the temperature differences of the stations using available weather data. Factors examined included elevation, latitude, cloud cover,...
When land use issues are voted upon directly by the people, or by
the legislators who represent them, the outcome often reveals a discrepancy
based on population density. Urban-suburban areas tend to
support regulation, while rural areas tend to oppose it. The residents
of Clackamas County have voted on two...
Use of backcountry areas in winter by crosscountry skiers, snowshoers, climbers, snowmobilers and others has increased rapidly in the Mt. Hood area of Oregon in recent years. With this increase in use a larger segment of the user population is being exposed to potential a.,pl.H11 Winger. purpose of this study...
Disposal of solid wastes in sanitary landfills presents potential problems of ground water contamination. The most conman contaminants are leachate and dissolved gas. Oregon has implemented a ground water quality monitoring program at selected landfills. Objectives are to protect the state1 s ground water resource and complement regulatory and enforcement...
The feasibility of utilizing LANDSAT MSS data in assessing surface cover types and areal extent of clearcut and shelterwood cut harvest sites in southern Oregon was investigated. The research utilized extensive 'ground truth' information to evaluate the LANDSAT data. A three faceted ground truth collection scheme analyzed 1) U.S. Forest...
The Farm Enterprise Committee of the Confederated Tribes of
the Umatilla Indian Reservation requested that an evaluation be made
of the Reservation land resource for the purpose of acquisition by the
Tribe as a part of a study of the feasibility of an expanded farm
enterprise. The Committee's primary goal...
In the Pacific Northwest snow is an important natural resource. The inability to accurately measure or monitor this resource throughout remote areas is a hindrance to water management. ERTS-1 imagery provides the capability for extracting a significant amount of scientific information and data regarding snow conditions in accessible and inaccessible...
This study evaluates the Earth Resources Technology Satellite-
One (ERTS-1) multispectral scanner (MSS) as a means of predicting
lacustrine trophic state and the magnitude of selected trophic state
indicators.
Numerical classificatory methods are employed to ascertain the
trophic character of 100 lakes in Minnesota, Wisconsin, Michigan,
and New York using...
The rapid population growth and related economic
growth of the Willamette Valley has resulted in a significant
reduction in air quality over the past several decades.
Within the Willamette Valley air ventilation is very poor and
therefore the airpo1lutton potential is one of the highest
in the United States. There...
An attempt is made to identify any significant
impact of the Salem urban growth boundary implementation on
rural residential development and land value outside of the
boundary. Studies done in 1972 examine possible boundary
impacts, but definite conclusions were not made because
county rural development policy had not been finalized....
This paper is a summary of a larger project that consolidated
agricultural land use projection information for the Pacific Northwest,
as of January 1979. The characteristics of nine major projection studies
are identified and used as a basis for comparing the relative merits of
each study with regard to: 1)...
An inventory of existing land use maps developed by Oregon county planning departments has been made through use of questionnaires and interviews. The degree of consistency has been examined with regard to the types of base maps, scales, projections, base information, and classification schemes employed. Recommendations have been made for...
The identification and mapping of surface cover types
within Crater Lake National Park, Oregon, has been effectively
completed through the utilization of LANDSAT digital
data and NASA U-2 color infrared aerial photography. Classification
of LANDSAT data for surface cover type identification
and mapping was accomplished through use of the
Interactive...
Flood plain regulations are one of six major adjustments
used to cope with flood hazard in the United States. This adjustment
was essentially neglected in the national flood hazard policies
until Congress enacted the National Flood Insurance Act of 1968.
The implementation of regulations, as called for in the Act,...
Local property-owning residents maintain high levels of interest
and awareness regarding a neighboring natural resource complex.
Factors, however, such as proximity, personal interests, use patterns
and economic considerations cause local inhabitants to have an
inaccurate perception of the natural resource complex. The nature
of local resident perception can be analyzed...
There are certain circumstances where the zoning
ordinance must be modified to be just. The modifiers studied
for this paper were conditional use permits, special exceptions,
and variances. Philomath, Corvallis, and Benton
County, Oregon were the jurisdictions used for the study area.
It was determined that the exceptions to the...
An unique opportunity to investigate wind flow
patterns and calm air patterns arose from the acquisition
of a survey by Clarence L. Smalley on air flow patterns in
the San Francisco Bay area from 1952 through 1955. An
analysis was made of the wind patterns and calms in the study...
With our present pressing need to clean up our
Nation'a waterways there has developed a shift from water
resource development to water quality management. This
shift was manifested in 1972 when Congress created Areawide
Water Quality Management in Section 208 of the Federal
Water Pollution Control Act Amendments. Section 208...
The arts and festivals of art have today become a vital economic
force in some areas of the country and a way of life for some people.
The number and sizes of festivals, as well as audience size, has
grown tremendously both nationally and in Oregon, since 1950. Even
the...
The objectives of this paper are (1) to apply
certain techniques for evaluation of social impacts in
a small community situation, and (2) to determine
whether or not the selected techniques are useful for
measuring the impact on community cohesion of a rapid
increase in single family housing in a...
Bayocean sand spit lies along the northern Oregon coast
approximately 70 miles south of the Columbia River. Work was
begun on the construction of a large recreational resort on the spit
in the early 1900's. At the outset, the resort appeared to have a
promising future. However, a three-year delay...
A visitor information study was conducted at the USFS Cape Perpetua
Visitor Center during August, 1973. The study sought to develop a visitor profile
and activity analysis to aid in planning future exhibits and interpretive
developments, analyze vacation travel patterns of persons visiting the center,
determine how people chose their...
The Corvallis area study is made to help evaluate the local need
for additional system capacity ten years in the future. The product of
the study is an areally detailed projection of electrical demand.
The demand is derived in two steps: the location, nature, and
intensity of specific land uses...
When economic growth is desired in a community, the community's officials often try to
attract a manufacturing company. The community's officials' desires often compliment desires of a manufacturing company's officials to find a new location to operate their business. The officials of Culver, Oregon undertook activities to try to attract...
Coal was discovered in southwestern Washington over
One hundred years ago but until recently was of only minor
local importance. From the peak production year, in which
less than one-third of a million tons of coal were mined,
until the late 1960's, the coal production of the area degenerated
to...
Since the early 1950's, irrigation agriculture in Deschutes
County has evolved from a general diversified commercial farming structure,
to one almost completely dominated by part-time hobby farms.
Interrelated physical, economic, and social forces have been catalyst
to change in the local agricultural systems. The resultant patterns
may jeopardize the future...
This study examined one refinery product, residual fuel oil, and
analyzed changes that have occurred in its production and consumption
in the United States through time, with the objective of explaining why
the quantities and qualities of residual fuel produced, imported, and
used in different times and places have varied....
The period between 1971 and 1992 will mark the transformation
of the region' s hydro based electrical system into one
dependent on a mix of hydro and thermal generation. Through a
review and compilation of current literature it has been determined
that the program ushering in thermal generation is really...
Several empirical formulas that may be used to estimate available
chilling are presented in this study. Many climatic parameters
were considered in the derivation of these formulas. One equation
employing only maximum and minimum temperatures had a coefficients
of correlation (R) and R² values of .978 and .957, respectively. This...
Three kkeeyy variables are examined to determine their influence on
the process of community planning at Corvallis, Oregon. These are
(1) the setting of priorities, (2) organization and (3) external
reference. Interactions of goals program participants were recorded
as the community responded to comply with Oregon Senate Bill #100's
requirement...