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Articles 19711 - 19740 of 20554
Full-Text Articles in Entire DC Network
1976 Water Quality Hillsborough County, Florida, R. G. Wilkins
1976 Water Quality Hillsborough County, Florida, R. G. Wilkins
Reports
The Hillsborough County Environmental Protection Ac t charges the Environmental Prote ction Commission with the function of establishing, operating and maintaining a continuous program for monitoring water pollution. A county-wide water quality surveillance network has been designed to provide accurate data and information as t o whether the requirements of the Act are being complied with and whether the level of water pollution is increasing or decreasing throughout the county.
This broad base of water data obtained during 1972-1976 provides useful background data for eventual development, revision and enforcement of regulations, standard effluent limitation plans, or programs established under the …
Impact Of Dredging In Tampa Bay 1976, Roy R. Lewis Iii
Impact Of Dredging In Tampa Bay 1976, Roy R. Lewis Iii
Reports
During the last 100 years four major types of dredging have impacted the bay: channel deepening, maintenance dredging, shell dredging, and dredging for landfill construction. These landfills have resulted in the loss of 44% of the original marine wetlands bordering Tampa Bay. Recent environmental concerns have halted landfill dredging and severely restricted maintenance dredging.
A Model For Solid Waste Collection Costs, Bruce Anderson
A Model For Solid Waste Collection Costs, Bruce Anderson
Retrospective Theses and Dissertations
No abstract provided.
Population, Home Range, And Dispersal Of Red Foxes In East-Central South Dakota, James D. Sweeting
Population, Home Range, And Dispersal Of Red Foxes In East-Central South Dakota, James D. Sweeting
Electronic Theses and Dissertations
The population, dispersal movements and summer home range of red foxes (Vulpes vulpes) were studied in east-central South Dakota during 1974 and 1975. The spring population density of foxes on a 23,319 ha study area declined from 9.2 families/township in 1974 to 7.6 families/township in 1975. Fifty-four percent of 130 foxes tagged in spring, 1974 and 1975 were recovered during the first year following tagging. Hunting and trapping accounted for 18.0 and 77.8 percent, respectively. Recoveries revealed that dispersing juvenile male foxes were more mobile than juvenile females; juvenile foxes traveled a mean distance of 39 km for males and …
A Stream Survey Of Riley Creek, Coles County, Illinois, Using Macroinvertebrates As Indicators Of Organic Pollution, Joseph R. Rowe
A Stream Survey Of Riley Creek, Coles County, Illinois, Using Macroinvertebrates As Indicators Of Organic Pollution, Joseph R. Rowe
Masters Theses
A stream survey of Riley Creek in Coles County Illinois, was undertaken to determine ecological trends and the qualitative status of the aquatic community throughout the course of the stream.
The survey encompassed the entire length of Riley Creek from the area of its status as an intermittant waterway to its confluence with Cassel Creek. Sampling periods included the months of April, May, June, July, October and November.
Macroinvertebrate collections were made at six locations along the stream approximately equidistant from each other. The organisms were assigned tolerance levels as designated by the Illinois Environmental Protection Agency.
Physical and chemical …
Wildlife Habitat Evaluation Of The Unchannelized Missouri River In South Dakota, James R. Clapp
Wildlife Habitat Evaluation Of The Unchannelized Missouri River In South Dakota, James R. Clapp
Electronic Theses and Dissertations
Areas of eight habitats were identified, delineated, and measured along the unchannelized Missouri River in South Dakota. Agricultural and urban developments existed on 60 percent of the land within 1 km of the river. Six habitat types made up the non-developed land in the study area: cottonwood-dogwood (16 percent), cottonwood-willow (9 percent), elm-oak (7 percent), cattail marsh (3 percent), sand dune (3 percent), and sand bar (1 percent). All non-developed habitats except sand bar were sampled to obtain vegetative composition and to determine their value to wildlife. The value of each habitat to nine faunal groups of wildlife was subjectively …
Runoff Estimates For Small Rural Watersheds And Development Of A Sound Design Method: Volume Iii. Appendix A, Joel E. Fletcher, A. Leon Huber, Frank W. Haws, Calvin G. Clyde
Runoff Estimates For Small Rural Watersheds And Development Of A Sound Design Method: Volume Iii. Appendix A, Joel E. Fletcher, A. Leon Huber, Frank W. Haws, Calvin G. Clyde
Reports
Foreword: This report is composed of thee volumes; Volume I is the Research Report; Volume II consists of recommendations for establishing design manuals and Appendices B, C, D, E, F, G, and H, which are the design aids required for establishing design manuals; Volume III consists of Appendix A, and accumulation of the data base used in the study, FHWA chose to arrange the report as described to facilitate distribution of the results. The methods reported herein are designated as the Federal Highway Administration Methods are designed to be applied to watersheds smaller than 50 square miles but may be …
The Florida Coastal Zone Management Program: What, Why, How, Who., Florida Bureau Of Coastal Zone Planning, State Of Florida, Dept. Of Environmental Regulation, Division Of Environmental Programs, Bureau Of Coastal Zone Planning
The Florida Coastal Zone Management Program: What, Why, How, Who., Florida Bureau Of Coastal Zone Planning, State Of Florida, Dept. Of Environmental Regulation, Division Of Environmental Programs, Bureau Of Coastal Zone Planning
Waterways and wildlife
A Florida coastal zone management program, once approved and established, will be a cooperative effort of all levels of government and the citizens of Florida. It will establish coastal land and water resource policies, based on realistic goals and objectives, that contribute to the wise use of those resources and protect the options of future generations. It will be a system that is sensitive to criticism, accessible to review and appeal, and flexible enough to reflect changing goals, needs, attitudes and lifestyles. With this approach we can not only treat current problems, but can also avoid future resource use conflicts. …
Preliminary Survey Of Heavy Metal Contamination Of Channel Catfish In Nebraska, David Oates, Norman Stucky
Preliminary Survey Of Heavy Metal Contamination Of Channel Catfish In Nebraska, David Oates, Norman Stucky
Nebraska Game and Parks Commission: Staff Research Publications
The concentration of six heavy metals in channel catfish (Ictalurus punctatus) fillets from seven watersheds In Nebraska have been measured. With the exception of mercury, in no instance did levels exceed limits set by regulatory agents. Also, with the exception of mercury, concentrations of heavy metals did not differ significantly in the agricultural and industrial areas.
Water Current, Volume 9, No. 1, January/February 1977
Water Current, Volume 9, No. 1, January/February 1977
Water Current Newsletter
Nebraska Water Resources Center Annual Report
Interdisciplinary Water Resources Seminar
Water Research in Nebraska
OWRT Seeks Applications for One-Year Appointment as Researcy Scholar
Carter Transition Team Blasts BUREC, Corps
Interstate Conference Wants WRC Directly Under President
National Water Information Network Opens Local Centers
Research Review: Pollution of Irrigation Reuse Water by Plant Pathogens
Effect Of Deforestation By The Douglas-Fir Tussock Moth On The Quality Of Streamflow And Stream Productivity Parameters, Martin Ed Hicks
Effect Of Deforestation By The Douglas-Fir Tussock Moth On The Quality Of Streamflow And Stream Productivity Parameters, Martin Ed Hicks
All Master's Theses
The purpose of this study was to determine if deforestation by a recent outbreak of Douglas-fir tussock moth and logging of such deforested timber has had any effect on stream water quality. To determine this, seven different watersheds of three types were examined. The three types were: undamaged watersheds as controls, watersheds with deforestation and watersheds with deforestation where the timber was subsequently logged. Twenty-four variables were used to determine water quality. Included were seven biological and seventeen chemical variables.
In general, the results indicate only seasonal fluctuations and differences between watersheds due to inherent properties of individual watersheds. Increased …
Test Sites For Farm Dams, Department Of Agriculture, Western Australia
Test Sites For Farm Dams, Department Of Agriculture, Western Australia
Journal of the Department of Agriculture, Western Australia, Series 4
A short article outlining procedures for testing potential dam sites.
Design Standards For Farm Surface Water Supplies, J L. Frith
Design Standards For Farm Surface Water Supplies, J L. Frith
Journal of the Department of Agriculture, Western Australia, Series 4
Design is usually concerned with getting adequate return from limited recources. Farm dams which dry up represent dam failure. Less seriously, so too do dams which, although not drying out, never fill; they waste a recource.
Geophysical Institute Annual Report 1976-77, University Of Alaska Fairbanks. Geophysical Institute
Geophysical Institute Annual Report 1976-77, University Of Alaska Fairbanks. Geophysical Institute
GI Reports
The 1976–77 Geophysical Institute Annual Report presents an overview of the year’s scientific research achievements across the Institute’s disciplines, alongside operational summaries covering finances, administrative changes, and other key activities.
A Review And Case Study Of The Effect Of Urbanisation On Streamflow, R.F. Fraser
A Review And Case Study Of The Effect Of Urbanisation On Streamflow, R.F. Fraser
Theses and Dissertations (Comprehensive)
No abstract provided.
Registered Participants -- Seventh Bird Control Seminar, November 1976
Registered Participants -- Seventh Bird Control Seminar, November 1976
Bird Control Seminars Proceedings
No abstract provided.
Species Composition, Food Habits, And The Economic And Ecologic Impact Of Winter Blackbird Flocks, Raleigh J. Robertson, Patrick J. Weatherhead, Frank J. S. Phelan, Geoffrey L. Holroyd, Nigel Lester
Species Composition, Food Habits, And The Economic And Ecologic Impact Of Winter Blackbird Flocks, Raleigh J. Robertson, Patrick J. Weatherhead, Frank J. S. Phelan, Geoffrey L. Holroyd, Nigel Lester
Bird Control Seminars Proceedings
Crop depredation by blackbirds (Icteridae) and Starlings (sturnus vulgaris) in North America has long prompted experimentation with control techniques. These efforts have been centered in the northeast and northcentral United States where concentrated cultivation of vulnerable crops coincides with the location where flocks of blackbirds congregate in the fall prior to their migration south (Stone, et al., 1972; Wiens and Dyer, 1975). In these areas the high cost and logistic impracticality of implementing widespread controls has suggested the need for modifying agricultural practices instead (Wiens and Dyer, 1975). More recently, attention has been focused farther south, particularly in Kentucky and …
Land Use Planning For Control Of Birds Near Airports, Michael J. Harrison
Land Use Planning For Control Of Birds Near Airports, Michael J. Harrison
Bird Control Seminars Proceedings
During the 1966 Bird Control Seminar, we began to look at birds as a hazard to air- craft, and a possible new role was emerging for the pest control industry. Ten years later, we have yet to see the concept of bird control as seen through the eyes of our Canadian and European counterparts. You know of the assistance role the Air Force is playing in reducing bird strikes, and the Federal Aviation Administration is beginning to actively participate in bird control programs. Success has been seen in habitat modification as a means of reducing bird strikes. The Canadians (Blokpoel, …
Aircraft And Birds, Victor E. F. Solman
Aircraft And Birds, Victor E. F. Solman
Bird Control Seminars Proceedings
At the third seminar I reported that our work on ecological changes at airports was a useful method of controlling bird hazards to aircraft. At the fifth seminar I talked about our studies of bird migration by radar and the use of that knowledge to keep flying aircraft away from bird concentrations. Those techniques are still effective. Since then we have: sought ground cover less attractive to birds than grass; developed methods of controlling earthworms to reduce bird attraction; improved radar data handling; improved bird hazard forecasts; studied light effects on birds; quantified bird spacing in flocks; studied the relation …
Bird Strikes And The Air Force, Portia R. Mccracken
Bird Strikes And The Air Force, Portia R. Mccracken
Bird Control Seminars Proceedings
The first recorded bird strike accident was in 1912, when a gull got caught in an air- craft control cable. The pilot was killed in the crash. Since that first squaring-off, man and bird have been engaged in an accelerating contest in which there can be no winner. At first, birdstrikes were not really much of a problem. Aircraft were slow, and birds were able to learn to move out of their paths in time to avoid a collision. But, with the coming of the jet age, the problem began to take on more sinister proportions. At this point, birds …
Water Current, Volume 8, No. 6, November/December 1976
Water Current, Volume 8, No. 6, November/December 1976
Water Current Newsletter
From the Desk of the Director
Deadline for Submitting Annual Allotment Proposals
Matching Grants Submitted to OWRT
FAO Fellow from India
Staff Appointee from Poland
Rural Water Conference
Water Research in Nebraska
Ogallala Study Approved
Interior Signs Water Marketing Agreement with Montana
Discount Rate Set at 6 3/8%
Research Review: A Mechanism for Saving Energy and Water
A Review Of The Limnology Of And Water Quality Standards For Lake Mead, Charles R. Goldman
A Review Of The Limnology Of And Water Quality Standards For Lake Mead, Charles R. Goldman
Publications (WR)
1. The waters of Las Vegas Bay, a heavily utilized recreational resource, receive discharges from a variety of municipal and industrial waste sources. The U.S. Environmental Protection Agency has determined, on the basis of numerous studies, that the present water quality violates state and federal standards and constitutes a public nuisance. Consultants have advised the Sewage and Wastewater Advisory Committee that rapid abatement of the alleged pollution conditions can be achieved by an advanced wastewater treatment (AWT) plant.
2. The major problems in Las Vegas Bay are an objectionable water color, excessive turbidity, noxious odors, and oxygen depletion in certain …
Report On Wastewater Disposal To Board Of County Commissioners, Clark County Nevada, Clair N. Sawyer
Report On Wastewater Disposal To Board Of County Commissioners, Clark County Nevada, Clair N. Sawyer
Publications (WR)
This report is concerned with the management of waste-waters and subsurface drainage from the City of Las Vegas and its environs and the BMI complex, all in Clark County, Nevada. The prime objective is to recommend a plan of action which will utilize the natural resources of the area in the least costly manner and still protect Lake Mead for recreational purposes and use as a public water supply, At this writing, conditions in the upper Las Vegas arm of Boulder Basin are quite unsatisfactory for some recreational purposes due to the extensive blooms of algae which develop. Experience at …
Water Quality 1975 Hillsborough County, Florida, A. J. Shaw, C. Dunn, T. Cardinale, R. Powell, R. Wilkins
Water Quality 1975 Hillsborough County, Florida, A. J. Shaw, C. Dunn, T. Cardinale, R. Powell, R. Wilkins
Reports
No abstract provided.
State Of The Art Of Technology For Rural Water System Development, R. T. Alguire, Joe F. Nix, H. C. Macdonald, Robert E. Babcock
State Of The Art Of Technology For Rural Water System Development, R. T. Alguire, Joe F. Nix, H. C. Macdonald, Robert E. Babcock
Arkansas Water Resources Center Technical Reports
The objective of this study was to review the current state of the art in rural water system technology. This was to be accomplished by a literature review of the Water Resources Scientific Information Center (WRSIC), National Technical Information Service (NTIS), and Smithsonian Science Information Exchange (SSIE). This literature search was to be augmented by interviews with consulting engineers, operating system managers and industrial literature. Both groundwater and surface water technology was to be reviewed. The technology was then to be grouped into four classes: (1) current technology, (2) technology which has been developed, but not currently being used, (3) …
Press Reports, Walter A. Lawrance
Dams And People: Geographic Impact Area Analysis, Vance E. Arnett, Sue Johnson
Dams And People: Geographic Impact Area Analysis, Vance E. Arnett, Sue Johnson
KWRRI Research Reports
This report attempts to determine the efficacy of using geographic impact areas as analytical sub-groups for the assessment of the impact of multi-purpose reservoir projects on target communities. The impact areas utilized are: the take area; the below-the-dam area; the urban area; and, the adjacent area. Each area is described in detail and each is analyzed for differences in knowledge, previous experience, and perception of impact on community and family.
Data for this study originated from structured and open-ended interviews in Johnson County, Kentucky. Information was collected during two field efforts, the first in February, 1974, the second in August …
Water Current, Volume 8, No. 5, September/October 1976
Water Current, Volume 8, No. 5, September/October 1976
Water Current Newsletter
From the Desk of the Director
Matching Grant Proposal Deadline
Water Research in Nebraska
Water Measures Dead Until Next October
Section 80(c) Dispute Continues
House Subcommittee Considers Easing Irrigation Limitation
USGS 1977 Budget Tops $300 Million
Request for Information on Flood Flow Frequency Techniques for Ungaged Areas
Research Review: Validation and Implementation of a Simplified Streamflow Simulator
Warren D. Fairchild to Leave Council
The Oombulgurri Project Clancy Committee Report, D J. Clancy, P Mccosker, C Mayberry, A J. Millington, P Ryan
The Oombulgurri Project Clancy Committee Report, D J. Clancy, P Mccosker, C Mayberry, A J. Millington, P Ryan
All other publications
In early August the Oombulgurri community requested assistance in the following terms.
"On behalf of the Oombulgurri Community, we invite assistance in developing the grain and pasture cropping at Oombulgurri. We have experimented with peanuts, sorghum, and many varieties of vegetables. This has tested the reality of hopes to expand acreage and varieties to become self-sufficient in stock feed. The Farm and Garden Guild now needs the expertise of your services to plan a four-year programme. vie need assistance in choosing from the many options, opinions and advices available from Australia and elsewhere, for grain production, pastures, methods appropriate to …
Botanical Pioneers Of The Nebraska Sandhills, Curtis Twedt, Carl Wolfe
Botanical Pioneers Of The Nebraska Sandhills, Curtis Twedt, Carl Wolfe
Nebraska Game and Parks Commission: Staff Research Publications
The Nebraska Sandhills comprise an area of about 20,000 square miles, extending from about 980 30' to 1030 . Northern and southern boundaries are parallel with the Niobrara and Platte River valleys, respectively. The Sandhills merge with the Loess Hills physiographic region at the southeast, resulting in irregular interfaces of low dunes with clay bluffs and canyons of the latter region (Elder, 1969).