Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 320 for “"Water -- Pollution"”.
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Uncertainty and the markets for water pollution control
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Civil and Environmental Engineering, 1994.
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Statistical sampling policy with applications to water pollution
This thesis presents a sampling policy which offers the experimenter some statistical grounds upon which to base a decision as to when subsequent stream samples should be taken so as to detect a polluted condition. For any proposed sampling policy, the experimenter, without actually sampling, can …
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Water for life : fighting water pollution in Eastern Europe
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Civil and Environmental Engineering, 1993.
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Hepatic CYP1A enzymes in fish as a biomarker of water pollution
… indicator of PAH and/or PCB contamination in waterways (Field studies). Measurement of ethoxyresorufin-O-deethylase (EROD) and aryl hydrocarbon hydroxylase (AHH) enzyme activities in fish liver microsomes were used to monitor CYP1A enzyme activity. Optimal conditions for salmon husbandry in …
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Public participation : principles and practice : the legal regulation of water pollution
… study of the practice of the legal regulation of water pollution, primarily between the period of 1 October 1983 and 31 August 1989, although reference is made to events preceding that period where necessary to provide a full assessment.
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Empirical investigation of water pollution control through use of Phragmites australis
This research study addresses a problem of water pollution caused by heavy and toxic metals Cd, Cr, Cu and Pb. The thesis proposes the use of the technique of phytoremediation using Phragmites australis (PA) plants that have the capacity to absorb and to accumulate such metals in their roots and …
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Degradation despite regulation : water pollution in Billings Basin, Sao Paulo, Brazil
Billings Basin, a water reservoir in the Sao Paulo Metropolitan Region of Brazil, suffers from pollution. When the Billings Dam was built, industrial and energy sector interests prevailed, encouraged by Brazil's authoritarian government. The dam was part of a system that pumped water from the two …
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Planar waveguide enzyme sensors coated with nanocomposite membranes for water pollution monitoring.
… monitoring typically agricultural and industrial water pollutants. The Si[3]N[4] surface of the waveguide sensing window was coated with nanocomposite polyelectrolyte selfassembled (PESA) membranes containing cyclotetrachromotropylene (CTCT) indicator and enzymes. The reaction of three enzymes …
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Economic Instruments for Water Pollution Control Policy making issues: Experiences from Colombia
As part of the pollution control effort several developing countries have established economic-based initiatives to improve environmental quality. In this study the Colombian water pollution charge, which was implemented in 1997, is analyzed. The two key questions that this study attempts to answer …
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Political crisis and the politics of water pollution control in the 1970s
… government amended the 1972 act. The Federal Water Pollution Control Act Amendments of 1977 extended industrial compliance deadlines for meeting the national water quality standards and weakened the implementation of provisions that encouraged public participation. Although the federal state …
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The development of water pollution law in late nineteenth century America, 1870-1905
Typescript (photocopy).
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The development of water pollution law in late nineteenth century America, 1870-1905
Typescript (photocopy).
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Factors Influencing Farmer Uptake of Water Pollution Mitigation Measures: The Role of Farm Advice
… the uptake of farm practices which mitigate water pollution. Deciding which are the most appropriate for particular mitigation measures poses a challenge to policy makers. Whilst many measures remain voluntary, implementation will only be effective with the co-operation of stakeholders and …
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Targeting Audiences for Improved Lawn Management: Can Grouping Households Assist with Nonpoint Water Pollution Reduction
… are resource consumers and contributors to urban water pollution. At the landscape level, individual household choices regarding lawn management vary greatly, contributing to the detriment or protection of water resources. To better target household behavior change, we need to understand the …
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Institutional and Community Factors Affecting Intergovernmental Cooperation: Implementing the Regionalization Policy in Water Pollution Control
Made available in DSpace on 2014-12-13T20:21:48Z (GMT). No. of bitstreams: 1 8009085.pdf: 7105054 bytes, checksum: 11eff0739f64de66fc464581a390a59e (MD5) Previous issue date: 1979
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Use of geographic information systems for assessing ground water pollution potential by pesticides in central Thailand
… to evaluate the vulnerability of groundwater to pesticide pollution. The study area included three provinces (namely, Kanchana Buri, Ratcha Buri, and Suphan Buri) located in the western part of central Thailand. Factors used for this purpose were soil texture, percent slope, primary land …
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