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Articles 1561 - 1590 of 2083

Full-Text Articles in Water Resource Management

Glen Canyon Dam: Flood Flows And Adaptive Management In The Lower Colorado River Basin: Response, Joe Hunter Jun 1997

Glen Canyon Dam: Flood Flows And Adaptive Management In The Lower Colorado River Basin: Response, Joe Hunter

Dams: Water and Power in the New West (Summer Conference, June 2-4)

9 pages.

Contains references.


Life Begins At 50: Ferc Relicensing Under The Federal Power Act, Thomas N. Russo Jun 1997

Life Begins At 50: Ferc Relicensing Under The Federal Power Act, Thomas N. Russo

Dams: Water and Power in the New West (Summer Conference, June 2-4)

5 pages.


Environmental Benefits Of Reoperation, Relicensing, Decommissioning And Recapture, Richard Roos-Collins Jun 1997

Environmental Benefits Of Reoperation, Relicensing, Decommissioning And Recapture, Richard Roos-Collins

Dams: Water and Power in the New West (Summer Conference, June 2-4)

35 pages.

Contains footnotes.


Glen Canyon Dam: Flood Flows And Adaptive Management In The Lower Colorado River Basin, Edmund D. Andrews Jun 1997

Glen Canyon Dam: Flood Flows And Adaptive Management In The Lower Colorado River Basin, Edmund D. Andrews

Dams: Water and Power in the New West (Summer Conference, June 2-4)

11 pages.

Contains 2 pages of references.


Missouri River Basin: Balancing Upstream And Downstream Uses, John E. Thorson Jun 1997

Missouri River Basin: Balancing Upstream And Downstream Uses, John E. Thorson

Dams: Water and Power in the New West (Summer Conference, June 2-4)

20 pages (includes illustrations and maps).

Contains 1 page of references.


Integrating New Values With Old Uses In The Relicensing Of Kingsley Dam And Related Facilities (Making Part Of The Problem A Part Of The Solution), Margot Zallen Jun 1997

Integrating New Values With Old Uses In The Relicensing Of Kingsley Dam And Related Facilities (Making Part Of The Problem A Part Of The Solution), Margot Zallen

Dams: Water and Power in the New West (Summer Conference, June 2-4)

21 pages (includes illustrations and map).


Agenda: Dams: Water And Power In The New West, University Of Colorado Boulder. Natural Resources Law Center Jun 1997

Agenda: Dams: Water And Power In The New West, University Of Colorado Boulder. Natural Resources Law Center

Dams: Water and Power in the New West (Summer Conference, June 2-4)

Conference organizers and/or speakers included University of Colorado School of Law professors David H. Getches, Douglas S. Kenney, Kathryn M. Mutz, Elizabeth Ann (Betsy) Rieke, Charles F. Wilkinson and Lawrence J. MacDonnell.

The keynote address by Charles F. Wilkinson is titled Coming to Grips with Growth in the West: Traditional Communities, Free Rivers and the New Megalopoli, and it will be held on Monday, June 2, at 12:30 p.m. in the Lindsley Memorial Courtroom of the law school. Wilkinson is a noted law professor, writer and authority on Western issues.

The conference will begin by providing historical context for the …


Patterns Of Demographic And Economic Change In The Western United States, Pamela Case Jun 1997

Patterns Of Demographic And Economic Change In The Western United States, Pamela Case

Dams: Water and Power in the New West (Summer Conference, June 2-4)

17 pages.

Contains footnotes.


New Demands For Tribal Rights To Federal Water And Power, Jeanne S. Whiteing Jun 1997

New Demands For Tribal Rights To Federal Water And Power, Jeanne S. Whiteing

Dams: Water and Power in the New West (Summer Conference, June 2-4)

12 pages.


Coming To Grips With Growth In The West: Traditional Communities, Free Rivers, And The New Megalopolises, Charles Wilkinson Jun 1997

Coming To Grips With Growth In The West: Traditional Communities, Free Rivers, And The New Megalopolises, Charles Wilkinson

Dams: Water and Power in the New West (Summer Conference, June 2-4)

25 pages.

Contains 2 pages of references.


Restructuring Of The Electric Utility Industry: Free Markets And Environmental Protection, Rick Gilliam Jun 1997

Restructuring Of The Electric Utility Industry: Free Markets And Environmental Protection, Rick Gilliam

Dams: Water and Power in the New West (Summer Conference, June 2-4)

12 pages.

Contains 1 page of references.


Restructuring Of The Electric Utility Industry: Free Markets And Environmental Protection: A Response, Bill Mcewan Jun 1997

Restructuring Of The Electric Utility Industry: Free Markets And Environmental Protection: A Response, Bill Mcewan

Dams: Water and Power in the New West (Summer Conference, June 2-4)

12 pages.

Contains footnotes.


The Pacific Northwest Governors’ Comprehensive Energy Review: How Comprehensive?, Angus Duncan Jun 1997

The Pacific Northwest Governors’ Comprehensive Energy Review: How Comprehensive?, Angus Duncan

Dams: Water and Power in the New West (Summer Conference, June 2-4)

43 pages (includes illustrations).

Contains footnotes and 1 page of references.


Dams: Their Costs And Benefits, Daniel F. Luecke Jun 1997

Dams: Their Costs And Benefits, Daniel F. Luecke

Dams: Water and Power in the New West (Summer Conference, June 2-4)

13 pages (includes illustrations).

Contains 3 pages of references.


Damming The West: Development Of Western Water Resources, Gilbert F. White Jun 1997

Damming The West: Development Of Western Water Resources, Gilbert F. White

Dams: Water and Power in the New West (Summer Conference, June 2-4)

8 pages.


Review Of The United States Environmental Protection Agency Superfund Technical Assistance Grant Program, Robert Leslie Annear, Scott A. Wells, Shuguang Li, Marvin Beeson, Michael L. Cummings, Richard Pratt Jun 1997

Review Of The United States Environmental Protection Agency Superfund Technical Assistance Grant Program, Robert Leslie Annear, Scott A. Wells, Shuguang Li, Marvin Beeson, Michael L. Cummings, Richard Pratt

Civil and Environmental Engineering Faculty Publications and Presentations

The EPA Technical Assistance Grant Program has been around for several years, but there are not many examples of its use in the Pacific Northwest from which citizens can learn from when considering applying for a Technical Assistance Grant. The EPA program is designed to provide citizens with technical assistance in understanding the issues related to a Superfund site (or proposed Superfund site) in their community. This report provides an overview of the Technical Assistance Grant Program with information on applying for the grant, selecting a Technical Advisor and managing the grant. Additionally two case studies are reviewed in order …


Estimation Of Groundwater Velocities From Yucca Flat To The Amargosa Desert Using Geochemistry And Environmental Isotopes, Ronald L. Hershey, Steve Y. Acheampong Jun 1997

Estimation Of Groundwater Velocities From Yucca Flat To The Amargosa Desert Using Geochemistry And Environmental Isotopes, Ronald L. Hershey, Steve Y. Acheampong

Publications (WR)

Geochemical modeling techniques were applied to groundwater flowpaths from Yucca Flat on the Nevada Test Site (NTS) to the Amargosa Desert, south of the NTS to estimate groundwater flow velocities for independent comparison to velocities calculated by other methods. The groundwater flowpaths examined considered flow in the carbonate aquifer beneath Yucca and Frenchman flats mixing with flow from carbonate aquifers east and southeast of the NTS and discharging at wells south of the NTS border. The approach used the computer codes WATEQ4F and NETPATH to calculate chemical speciation, determine the saturation state of mineral phases, and simulate mixing and the …


Effects Of Ultraviolet Radiation On Attached Diatom Growth And Distribution, Heather Lynn Emsley Hatsell May 1997

Effects Of Ultraviolet Radiation On Attached Diatom Growth And Distribution, Heather Lynn Emsley Hatsell

School of Natural Resources: Dissertations, Theses, and Student Research

No abstract provided.


Bulletin 4333 - Furrow Sowing On Water Repellent Soils, Paul Blackwell, Grant Morrow Mar 1997

Bulletin 4333 - Furrow Sowing On Water Repellent Soils, Paul Blackwell, Grant Morrow

Bulletins 4000 -

This Bulletin discusses the benefits that furrow sowing brings to crop growth and production on water repellent sand, based on research and farm observations in Western Australian. By understanding the benefits and risks of several key processes, producers can better evaluate the potential role of furrow sowing in combating water repellency. This is true whether one is using direct drilling, no-till (narrow points or discs) or zero till (single, double or triple disc openers) methods.


The Columbia Slough, Scott A. Wells Mar 1997

The Columbia Slough, Scott A. Wells

Civil and Environmental Engineering Faculty Publications and Presentations

This report was written in an attempt to provide the public and Bureau of Environmental Services Staff with a summary of work accomplished on the Columbia Slough system by Portland State University and other consultants working on the Slough over the last 6 years. An attempt was made to create an easy-to-read report with important overviews of the "big picture", glossary of definitions, index, and further details to assist in technology transfer.


Focus Catchments : A New Approach To Salinity Research : National Dryland Salinity Program, Steve Porritt Jan 1997

Focus Catchments : A New Approach To Salinity Research : National Dryland Salinity Program, Steve Porritt

Journal of the Department of Agriculture, Western Australia, Series 4

Dry/and salinity is a major threat to the resource base of many rural industries around Australia. More than 1.8 million hectares of once productive land are affected by salinity, with a further 1.6 million hectares at risk in the next 15 to 25 years in Western Australia alone. Much of the past Commonwealth and State expenditure on salinity programs and activities has been poorly targeted and coordinated. In view of this, a national dry/and salinity program that supports specific State salinity management programs has been established jointly between the Commonwealth and State government agencies.

The Upper Kent River Catchment is …


Ground Water, Robert F. Diffendal Jr. Jan 1997

Ground Water, Robert F. Diffendal Jr.

Department of Earth and Atmospheric Sciences: Faculty Publications

A geologic overview of the groundwater supply underlying Cheyenne County, Nebraska (1997).


Histomorphological Responses Of Red Shiner (Cyprinella Lutrensis) To Atrazine, Terbufos, And Their Mixture, Ibrahim A. Messaad Dec 1996

Histomorphological Responses Of Red Shiner (Cyprinella Lutrensis) To Atrazine, Terbufos, And Their Mixture, Ibrahim A. Messaad

School of Natural Resources: Dissertations, Theses, and Student Research

Alterations of normal histomorphology of fish tissues, behavior, and thermal tolerance are recognized by environmental toxicologists and fish biologists as powerful tools indicating diverse biochemical and physiological changes. Toxicity of atrazine (2-chloro-4-ethylamino-6-isopropylamino-1,3,5-triazine), terbufos (S-(((1,1-dimethyl-ethyl)thio)methyl)O,O-diethyl phosphorodithioate), and their mixture to red shiner (Cyprinella lutrensis) at 23$\sp\circ$C and 30$\sp\circ$C was investigated in 14-d bioassays after 14-d acclimation. During the bioassays, fish behavior, indications of toxicosis, and external anomalies were observed. After the bioassays, the critical thermal maximum (CTM) was determined. Fish also were preserved for examinations of gill, liver, and kidney tissues using scanning electron microscopy (SEM) and light microscopy (LM). SEM …


The Effects Of Wet Meadow Fragmentation On Grassland Birds, Christopher J. Helzer Dec 1996

The Effects Of Wet Meadow Fragmentation On Grassland Birds, Christopher J. Helzer

School of Natural Resources: Dissertations, Theses, and Student Research

No abstract provided.


The Use Of Bauxite Residue As A Soil Amendment In The Peel-Harvey Coastal Plain Catchment - Report On Results Of 1995 Environmental Monitoring Program, Mark Rivers Nov 1996

The Use Of Bauxite Residue As A Soil Amendment In The Peel-Harvey Coastal Plain Catchment - Report On Results Of 1995 Environmental Monitoring Program, Mark Rivers

Natural resources published reports

This report was submitted in accordance with the recommendations of the Environmental Protection Authority (EPA) who have stated that a monitoring program shall be undertaken by Agriculture Western Australia within six months of the widespread use of bauxite residue as a soil amendment. Although this widespread use of bauxite residue has not yet formally commenced, pre-emptive monitoring has been undertaken in order to gain some understanding of the general environmental characteristics of the Peel-Harvey catchment and, in particular, the characteristics and quality of the water flowing through the catchment.

It represents the second annual report submitted to the EPA describing …


Western Australian Salinity Action Plan, Agriculture Western Australia, Department Of Conservation And Land Management, Department Of Environmental Protection, Water And Rivers Commission Nov 1996

Western Australian Salinity Action Plan, Agriculture Western Australia, Department Of Conservation And Land Management, Department Of Environmental Protection, Water And Rivers Commission

Natural resources published reports

Salinity is one of the State's most critical environmental problems, threatening major economic and social consequences. It is preventable and, in the long term, reversible. Complete elimination is not realistic, but we can dramatically reduce its impact.

Salinity is caused by replacing deep-rooted native plants with shallow-rooted crops and pastures. More rainfall passed below the root zone and accumulates as groundwater so that watertables rise. The groundwater mobilises natural salts in the soil as it rises and carries them towards the surface, eventually degrading land and streams.


Impact Of Groundwater Contamination In East Multnomah County On The Interlachen Community, Scott A. Wells, Shuguang Li, Marvin Beeson, Michael L. Cummings, Richard Pratt, Robert Leslie Annear, Karann Brandt Oct 1996

Impact Of Groundwater Contamination In East Multnomah County On The Interlachen Community, Scott A. Wells, Shuguang Li, Marvin Beeson, Michael L. Cummings, Richard Pratt, Robert Leslie Annear, Karann Brandt

Civil and Environmental Engineering Faculty Publications and Presentations

The Friends of Blue and Fairview Lake through the Environmental Protection Agency (EPA) Technical Assistance Grant (TAG) program contracted with Portland State University faculty and staff to provide an independent review of the groundwater contamination problem at the Boeing-Cascade site in East Multnomah County. An independent consultant, Karann Brandt, of PRC Environmental Management, Inc., was also assisting the panel with the review.

The region of groundwater contamination is a 2.5 square mile region bounded by NE Halsey Blvd. to the Columbia River and NE 178th to NE 223rd (see Figure 1). The groundwater contamination is primarily of volatile organic compounds …


Managing Pastures For Long-Term Prosperity, Hugh Pringle, Jenny Riches Sep 1996

Managing Pastures For Long-Term Prosperity, Hugh Pringle, Jenny Riches

Natural resources published reports

A Workshop held by the Sandstone Land Conservation District Committee

Lake Mason Station

April 1994

A workshop hosted by Sandstone Land Conservation District Committee (LCDC) was held at Lake Mason station on 28 April 1994. This workshop was based on two previous workshops hosted by the Kalgoorlie and north-eastern Goldfields LCDCs in May 1991 (Pringle et al. 1992). The success of the earlier workshops prompted the rangeland survey team in association with the Sandstone LCDC and the Kalgoorlie District Office of Agriculture Western Australia to initiate the project.

The aims were to provide a summary of local wisdom regarding pasture …


Propagation Of Juniperus For Conservation Plantings In The Great Plains, Scott Allen Lee Aug 1996

Propagation Of Juniperus For Conservation Plantings In The Great Plains, Scott Allen Lee

School of Natural Resources: Dissertations, Theses, and Student Research

No abstract provided.


Bulletin 4329 - Environmental Hazards Of Farming In Western Australia, Greg Hamilton, Ian Foster, Philip M. Goulding Aug 1996

Bulletin 4329 - Environmental Hazards Of Farming In Western Australia, Greg Hamilton, Ian Foster, Philip M. Goulding

Bulletins 4000 -

This Bulletin is one of a series on crop establishment practices which minimise soil disturbance and improve stubble retention. In partnership with primary producers, Agriculture Western Australia 1s focussed on improved and profitable farming which conserves or improves the quality of the State's soil resources.

Agricultural land in Western Australia is naturally fragile and susceptible to degradation. Salinity and wind erosion are the most visible and significant forms of degradation, but all forms are present over large areas of agricultural land (House of Representatives Enquiry into Land Degradation in Western Australia, 1988).

The fragility of Western Australia's soils has been …