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Filtering by: Creator Herboth, May Catherine Remove constraint Creator: Herboth, May Catherine Degree Name Master of Science (M.S.) Remove constraint Degree Name: Master of Science (M.S.)

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  • Antibiotic Resistance in Treated Wastewater Effluent and Biosolids and Fate after Agricultural Reuse

    Creator:
    Mays, Catherine M.
    Abstract:
    Conventional wastewater treatment facilities using activated sludge, secondary clarifiers, and chlorine disinfection comprise a large portion of urban wastewater treatment practices in the United States. While highly adept at removing chemical, physical, and numerous biological contaminants, these treatment methods are ineffective at removing contaminants of emerging concern, such as antibiotics...
    Resource Type:
    Masters Thesis
    Full Text:
    AN ABSTRACT OF THE THESIS OF Catherine Mays for the

  • Use of the Combined Index, a hazard screening tool, to target for pollution prevention in the State of Oregon

    Creator:
    Code, Aimee
    Abstract:
    The purpose of this study was to apply the Combined Index (Con, a hazard screening tool, developed by Dr. Debra Forman of EPA Region III Office of Air Radiation and Toxics Division, to the 1994 and 1995 Oregon Toxic Chemical Release Inventory (TRI) for pollution prevention and facility targeting analysis....
    Resource Type:
    Masters Thesis
    Full Text:
    State of Oregon · Abstractapproved: Catherine Neumann The purpose of this study was to apply the

  • A human health risk assessment of hazardous air pollutants in Portland, Oregon

    Creator:
    Tam, Bonnie
    Abstract:
    In 1990, the Clean Air Act (CAA) Amendments authorized the regulation of 188 hazardous air pollutants (HAP). Exposure to HAPs at sufficient concentrations and durations can increase both cancer and serious adverse non-carcinogenic effects. The purpose of this study was to conduct a human health risk assessment using data of...
    Resource Type:
    Masters Thesis
    Full Text:
    Risk Assessment of Hazardous Air Pollutants in Portland, Oregon Abstract approved:.. Catherine

  • In-service training needs of nutrition field workers and community nutrition technicians in Kiambu District in Kenya

    Creator:
    Miring'u, Lucy N.
    Abstract:
    The purpose of this study was to determine the in-service training needs in selected subject matter areas as perceived by community nutrition educators in Kiambu District in Kenya. The study also sought to determine if there were significant relationships between selected demographic characteristics and the respondents' perceptions regarding in-service training...
    Resource Type:
    Masters Thesis
    Full Text:
    ABSTRACT APPROVED: Catherine R. Mumaw The purpose of this study was to determine the in-service training

  • The economics of commodity promotion in the hazelnut industry

    Creator:
    Miller, Jason D.
    Abstract:
    The objective of this study was to evaluate the effect of commodity promotion activities on the United States' hazelnut farmer's economic welfare. Commodity promotion activities, such as generic advertising and research, are the responsibilities of government mandated commodity commissions, such as the Hazelnut Marketing Board (HMB). The HMB is a...
    Resource Type:
    Masters Thesis
    Full Text:
    Abstract approved: Catherine A. Durham The objective of this study was to evaluate the effect of

  • Sub-regional detention siting : a methodology using GIS

    Creator:
    Murdock, Carol L.
    Abstract:
    The Mt. Scott watershed in northern Clackamas County, Oregon is an urban watershed that lies inside the Portland metropolitan urban growth boundary. Urbanization of the watershed began in the early 1970s and has recently accelerated. A landscape level analysis of the urbanization process was combined with the results of a...
    Resource Type:
    Masters Thesis
    Full Text:
    . Abstract approved: Redacted for Privacy Catherine M. Neumann The Mt. Scott watershed in northern

  • China's soybean futures contract : China's integration with the U.S. soybean futures market

    Creator:
    Si, Wenguang
    Abstract:
    In 1996, China started to increase its annual soybean imports at a tremendously high speed. It has become one of the most important soybean import markets for the world's largest soybean producers: the United States, Brazil and Argentina. In the meantime, the Dalian Commodity Exchange (DCE), a Chinese soybean futures...
    Resource Type:
    Masters Thesis
    Full Text:
    approved: ____ C; __ fi( __ -__ -_C:::_. _{)_~------------- Catherine A. Durham In 1996, China started to

  • Defining and managing biohazardous waste in research-based universities in the United States : a survey of environmental health and safety professionals

    Creator:
    Mecklem, Robin Lyn
    Abstract:
    Biohazardous waste refers to wastes that are potentially infectious to humans, as well as wastes from animal or plant research that could be potentially infectious to these organisms, or could alter their genetic selection process. Research resulting in generation of biohazardous waste is typically conducted at large, research-based universities. The...
    Resource Type:
    Masters Thesis
    Full Text:
    . __________ Catherine C. Neumann Biohazardous waste refers to wastes that are potentially infectious to

  • Impact of price and color availability on fair trade and organic apparel choice

    Creator:
    Hodgin, Elizabeth Dee
    Abstract:
    Working conditions in the international garment industry have long been a concern and a process to assess and certify fair trade practices was developed as a means by which to improve those conditions. Standards for fair trade apparel include safe working conditions, fair wages, compliance with laws, and reduced environmental...
    Resource Type:
    Masters Thesis
    Full Text:
    approved: Catherine A. Durham Working conditions in the international garment industry have long

  • Asthma prevalence in school children in Lane County, Oregon

    Creator:
    Berry, Cheryl Anne
    Abstract:
    Asthma prevalence in children under age 18 has risen steadily in the U.S. since the mid-1970s. Most researchers attribute this increase to air pollutants, socioeconomic status or urban residence. This study examined asthma prevalence in Lane County, Oregon, using children's asthma hospital discharges (1990-1995), and data from 10 of 16...
    Resource Type:
    Masters Thesis
    Full Text:
    Health Management presented on May 1, 1998. Title: Asthma Prevalence in School Children in Lane County