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...
A subjective model based on county demographic characteristics
and regional variation in election issues was used to predict
county by county election outcome on an effort to repeal mandatory
comprehensive land planning in Oregon. The subjective model consisted
of four county factors: 1) population density; 2) percent of urbanization;
3)...
Marion County had a 1976 cash receipt from all farm products
amounting to $110,429,000. Much of this farm value was produced on the
county's 410,350 acres of class I through IV soils. These soils, regardless
of productivity, also have potential for a variety of other
non-farm uses. It is this...
Planning for the visual resource has always been difficult
because of the complex nature of the subject matter. Recent federal
legislation has generated a large amount of research on the problem
of scenic measurement. Using an adaptation of a visual analysis
system used by the Forest Service, a fourteen square...
A long standing problem has been the question of what maps to select for acquisition in a college map library. This thesis addresses
the problem and provides a carto-bibliography of basic maps for a map library. Following a brief review of pertinent literature, criteria for evaluation and selection of maps...
The surface mining of coal has accelerated in
northwest Colorado to the point where public pressure
plus impending state and federal regulations dictate the
need for comprehensive reclamation plans. A large coal
company operating in Moffat County has solicited recommendations
concerning soils, hydrogeology, geomorphology,
aesthetics, wildlife, vegetation, microclimatology, and
legal...
In order for proper land use planning
to occur in coastal Lincoln County, Oregon, coastal
erosion rates should be determined. This has been
accomplished by identifying the location of the
Lincoln County coast in 1939, 1959, and 1973 and
measuring the amount of change occurring between
the years. The area...
Sea tide heights predicted one year
in advance are manipulated to give accelerations
in centimeters per second per kilometer for the
distances San Francisco to Humboldt Bay and
Humboldt Bay to Astoria. Comparison of these
accelerations to various earth-moon-sun lineups
shows the accelerations are controlled by the
29.53 day lunar...
Beef cattle ranches provide a substantial portion of income in
Oregon. Range beef cattle ranches are located on land having relatively
low productivity and value. The ranches of interest for this study were
among the largest and most extensive in the state.
The purpose of the study was to examine...
High-altitude color infrared photography is found to be
an effective tool for forest inventory in the Umpqua National Forest
of southwestern Oregon. Intelligent resource management requires
the rapid, accurate, and economical inventory results that can be
supplied by remote sensing. Color infrared film is shown to possess
properties that make...
In selecting the site for a new school, a school
district must consider four basic characteristics of a good
site: size, physical features, location and costs. The size
must be adequate to meet the state minimum standards and
provide for future expansion. The physical features, soil,
relief and slope should...
The value per-acre and annual amortization of
rural land varies dynamically by parcel size. There are
several adjustment factors or independent variables
spatial, productive and development potential which affect
the market value of all rural land. The evaluation of
these must be accomplished by parcel size to be realistically
equated....
The physical characteristics and spatial location of
land are hypothesized to be significant inputs to its
valuation. This research evaluates the influence of
locational, economic, and physical site variables on the
assessed value of real property.
Evaluation of such influences is based on a stratified
systematic sample of land parcels...
The Salem and Eugene-Springfield Urban Areas are faced with the
task of managing the flood plain lands which lie near them. In
the past, flood plain usage was not regulated and many dollars worth
of damage has occurred to land and structures. This type of thinking
is now changing, and...
Physical, chemical and bacterial water quality parameters of
the upper Wallowa River were sampled periodically between July 2,
1978 and June 9, 1979 at nine stream and lake sampling sites. Water
upstream from Wallowa Lake was typified by low nutrient concentrations
( generally below detectable limits except for nitrates), low....
The history of fire between 1850 and 1977 in a portion of the
Willamette National Forest in-the central Western Cascades of Oregon was
documented using historical sources. Three types of records were
available: (1) records and writings not primarily concerned with fire
but yielding information about fire in context with...
The objectives of this research paper are (1) to establish if a
relationship exists between those water-related services - domestic
water and waste disposal - already present in the North Albany are a
prior to 1966 and housing growth that occurred during the period
1966-1975, (2) to assess the impact...
Lincoln City, Oregon is an area of active environmental
processes and increasing development. To reduce conflict, a larger
data base on environmental hazards was required. Previous studies
in the area, remote sensing techniques and. field research were used
to accomplish this end. Within Lincoln City, numerous environmental
hazards were identified...
The proposed construction of a four lane road, the
Salem Parkway, was evaluated regarding the potential environmental
impacts its location would have upon biotic resources and water
quality. Due to existing commitment of the study area to urbanization
and agriculture, only limited environmental sensitivity was observed
overall. It was found...
In 1976 the Oregon legislature defeated a bill to assume
primary enforcement responsibility (primacy) of Oregon drinking water
supply systems under the purview of the Safe Drinking Water Act (PL 93-
523), and subsequently reduced state drinking water supervision program
funding by 90%. Since that time Oregon drinking water systems...
The cities of Corvallis and Philomath, Oregon,
have, over the last three decades, grown both spatially
and in numbers of people. This study examines the
attractions and constraints to growth between the two
cities. The most notable constraint to growth is the
fact that the soils in the study area...
Importance of tenure structures is often ignored in agricultural
development planning in India. Emphasis instead is commonly
placed on agro-techniques for increasing productivity to meet the
growing needs of food supply. To evaluate the affects of institutionalized
tenure structure on agricultural efficiency, two pairs of contiguous
districts from Madhya Pradesh,...
The need to control irreversible conversions of
prime agricultural lands to urban land uses has come to light
in recent years. Resulting policy statements by the State of
Oregon and federal agencies have added support to this
premise. Nevertheless, inefficient conversions of agricultural
to idle lands in response to urban...
Bull Run Reserve was used as a case study of conflicts
in management. The Bull Run Watershed supplies the Portland
Metropolitan area with its water. Conflicting goals led to
various management decisions. Sustained yield logging was allowed
within the watershed. Concern that continued logging
would lead to increased turbidity and...
Since the mid-1950's, when Western Kraft Corporation
began operation of a pulp and paper processing plant north of Albany,
Oregon, inhabitants of the Albany area have faced an air pollution
nuisance.
This study is an attempt to add empirical substance to the complaint
that air pollution reduces land values. The...
The degree to which camping is related to selected characteristics of river terraces along the Rogue Waterway, Oregon has been analyzed. Previous attempts to formulate models relating campsite choice to characteristics of the natural environment focused on camping parties engaged in auto-camping and the aggregate population behavior rather than on...
Since the inception of white settlement, Oregon man-forest
relationships have progressively matured. The 1971 Forest Practices
Act is the culmination to date of increasing societal concern for the
protection of the forest environment and the conservation of its
resources. The Act has resulted in an increased employment of forest
practices...
The wetlands are distinguished from other lands of the Mid-Willamette Valley by excessive soil moisture. The wetlands, as defined for this study, consist of 20 soil series (in 22 soil mapping units) which are classified by the Soil Conservation Service as having excessive wetness as the major factor limiting their...
This research deals with the problem of soil erosion in Cypress
Creek basin in West Tennessee and farmer participation in public
conservation programs. The study area is marginal to the
Tennessee Valley, a region identified in the 1930's as having a serious
agricultural soil erosion problem. The four voluntary programs...
The term Euclidean zoning is derived from the famous case
of Euclid vs. Ambler Realty Company in which the U.S. Supreme
Court upheld the right of the town of Euclid to zone land on the
basis of land use categories (e.g. residential, commercial, and
industrial). Since Euclid, the field of...
The objective of this paper is to examine the
differences in personality between Cannon Beach and Seaside,
Oregon The problem is approached by examining the physical
setting, historical background and a segment of the attraction
mix of each community The combination of site characteristics
and historical development has played an...
The need to preserve Oregon's estuaries has been expressed
through the Land Conservation and Development Commission's Estuarine
Resources Goal 16. The first use of the mitigation guideline set forth
in this goal is in the Coos Bay estuary. The proposed North Bend
Airport runway extension will fill 32 acres (13...
Nehalem Bay is located on the northern coast of Oregon in Tillamook County and contains approximately 243 ha of salt marsh. The Nehalem marshes occur as islands and land-tied units. West Island is the largest marsh island with an area of 82.9 ha and a maximum elevation of 3.079 m...
The proposed Santiam Bar Natural Area Preserve
is located at the confluence of the Luckiamute, Santiam,
and Willamette Rivers in Polk and Marion Counties, Oregon,
It is situated on a peninsula supporting riparian and lower
terrace vegetation and associated wildlife. Former use
included forestry and agriculture. Present and proposed use...
The land tenure system in the United States contains a variety
of tenure types. A major characteristic of this tenure system is the
continual change of tenure types within a given region. As these tenure
types change, problems of a cultural, economic, and legal nature
are created and interact with...
South Corvallis, located at the conjunction of the Mary's and
Willamette Rivers, experiences frequent flooding; damage resulting
from flooding increases yearly as the land is progressively developed.
Though large structural projects have been constructed above Corvallis
on the Willamette River, the flood threat has not been eliminated.
Flood behavior in...
Since the passage of the mining and mineral leasing
laws, a considerable amount of the public domain has been
excluded from mineral exploration and development. It has been
estimated that as much as fifty-three and sixty-four percent
of the public lands have been withdrawn from the jurisdiction
of the mining...
A Stream Reach Inventory and Channel Stability Evaluation procedure has been used to assess the nature and extent of erosional nonpoint sources of pollution in the Evans Creek basin, a tributary to the Rogue River, in southwestern Oregon. The study is based upon the results of the Oregon Department of...
There is a wide variety of developed, undeveloped
and proposed outdoor recreation areas and facilities in
Benton County. Recreation areas and facilities are supplied
by federal, state, county, city and private agencies.
Each agency plans for recreation development independently.
The Benton County Parks Department and the city of Corvallis
use...
Few Americans are aware of the tremendous
recreation potentials along the banks of the Intracoastal
Waterway, mainly because they are unaware of
the existence and extent of the toll-free Waterway.
This study attempts to categorize and locate some of
the attractions that can be explored along the two
thousand miles...
A study to determine the relationship between plant species and eight terrain variables and between thirty-one vegetation types
and the terrain variables was conducted in a 4, 000 square mile area
south and east of Tucson, Arizona. The eight terrain variables
included elevation, parent material, macrorelief, landform type,
drainage density,...
Residents of the Burns Paiute Indian Reservation are currently
confronted by several problems retarding the development and management
of their resources. Many of these problems as well as recent resource
deficiencies are linked to the type of federal jurisdiction under which
this land area was held prior to the transfer...
Tree and shrub revegetation on mining spoils of an abandoned
gold placer mine at Sterling Creek, Jackson County, Oregon were examined.
Point-centered quarter and line-intercept methods of vegetation analysis
were used to compile species lists and determine species density, frequency,
mean basal area and dominance. A relation exists between the...
Lane County, Oregon recognized a needs for the protection of gravel producing land in the county a few years ago. This need for protection was first observed by a few sand and gravel owners and then by the Lane County Board of Commissioners. These two interests met and discussed various...
Increasing demands for water related services of the Columbia River and
its tributaries create conflicts between users During the 1970's the
conflict has centered around three major water uses - irrigation, hydroelectric
power generation, and fisheries. This study analyzes some of
the tradeoffs between upstream depletion of water for irrigation...
Small hydroelectric development, the construction or reconstruction
of small scale hydropower systems, has become a much discussed alternative
for the future supply of U.S. energy. In the Pacific Northwest,
the greatest potential for small hydro application is in the development
of new dam sites. Although much is known about the...
In recent years the conversion of agricultural lands to more
intensive non-rural land uses has become a focus of increasing public
awareness and concern. The growing attention to farmland conversion
is manifested in increasing public policies and legilsation to protect
agricultural and forestry land uses. Nevertheless, our understanding
of the...