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 30 for “"Recycled Water"”.
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A novel standardized assessment for the new end uses of recycled water schemes
Nowadays, recycled water has provided sufficient flexibility to satisfy short-term freshwater needs and increase the reliability of long-term water supplies in many water scarce areas. It becomes an essential component of integrated water resources management. However, the current applications of …
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Changes in Soil Salinity Levels with the Use of Recycled Water on Cool Season Vegetables
… dollar industry. Near the coast, seawater intrusion has threatened to degrade the groundwater quality due to over-pumping of the aquifer. The Monterey Regional Water Pollution Control Agency (MRWPCA), in partnership with the Monterey County Water Resources Agency, has provided …
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Public perception of alternative water sources and water usage : a case study of desalination and recycled Water facilities
… process for large-scale, municipal water projects is widely understood and documented. In order to assess the role of public perception on the acceptance of alternative water sources, this paper broadly evaluates public preference for alternative water source and water conservation …
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Comparison of soil properties and Kentucky bluegrass shoots mineral composition prior to and after 10-11 years irrigation with recycled water
In Colorado, fresh water is one of the most valuable and limited natural resources. Due to population growth, an increase of fresh water withdrawal has been reported by U.S. Geological Survey. Irrigation with recycled water has been utilized as a means to alleviate the stress on potable water …
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A Framework for Standardized Monitoring of Antibiotic Resistance in Aquatic Environments and Application to Wastewater, Recycled Water, Surface Water, and Private Wells
… in two independent laboratories on a set of six water matrices: wastewater, recycled water, and surface water from six different wastewater utilities engaging in water reuse located in five states across the USA. The impact of wastewater treatment and advanced water treatment processes was …
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Energy Sensitive Urban Water Planning in Developing Countries: Unlocking the Potential of Distributed Recycled Water Systems to Reduce the Overall Energy Intensity for Urban Water Services
… is a significant operational expense for most water utilities, particularly in developing countries. The current linear approach to water management will further increase the overall energy intensity (kWh/kL) for water services as rapidly growing cities move towards remote sources of water, …
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POTENTIAL FOR USE OF EFFLUENT WASTEWATER TREATED BY SOIL AQUIFER TREATMENT IN BANNING, CALIFORNIA
<p>With the ever increasing demand for potable water due to the continued increase in population coupled with the threat of California’s current drought, water will remain a limited resource that must be managed responsibly. In order to strategically plan and manage water use in the most beneficial …
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Drain Diverter
The DI water is commonly used to rinse production wafers to remove mechanical and chemical residue without any problematic chemical reaction in rinse process. The semiconductor industry wants to save their manufacture cost and reduce the industrial residue by recycling the deionized water during …
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Artificial Recharge of Groundwater with Recycled Municipal Wastewater in the Pajaro Valley
… most productive agricultural region. Groundwater is the main source of water for the region, and due to high agricultural demand, the Pajaro Valley is facing groundwater depletion and rapid seawater intrusion. Artificial recharge of recycled water into groundwater aquifers in other locations …
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Recirculated Process Water in the Flotation of Sulfides
Water scarcity has affected the availability, quality, and quantity of water available for use at water-intensive mineral processing concentrator plants. In response, more sustainable water reuse strategies have gained traction and proved beneficial by reducing used water effluents and freshwater …
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Frac flowback water blending and treatment requirements based on spatial and temporal water quality analysis
Because of the large amount of wastewater generated with oil and gas production and the complex components of produced water, associates in the human health and environmental disciplines consider the treatment and reuse of produced water as a central issue for the petroleum industry. At present, …
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Essays on Environmental Economics with a Focus on Non-market Valuation
… projects in the area of Environmental Economics: water-recycling technology adoption and its cost-effectiveness in the U.S. horticulture industry (in Chapter 2), and urban tree cover's impact on residential location decision making in Milwaukee, WI (in Chapter 3). Chapter 2 evaluates the economic …
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Three Essays in Environmental and Land Economics
… 2009), while consuming 70% of global freshwater and contributing substantially to water pollution (FAO, 2011). The sheer size of the land mass managed by smallholders means that interventions intended to improve environmental quality, sequester carbon, or foster economic development must …
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Using Coagulation to Enhance the Performance of Filtration at the South Truckee Meadows Water Reclamation Facility
… to improve the overall quality of the reuse water at the South Truckee Meadows Water Reclamation Facility (STMWRF) in Reno, Nevada. Extensive jar testing was conducted on the water returning from Huffaker Reservoir and the effluent from the secondary clarifiers to determine the coagulant …
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Decentralized Wastewater Treatment and Reuse Feasibility Study for the College of Marin, Kentfield, CA
… the feasibility using a decentralized wastewater treatment system to provide recycled water for non-potable uses, such as irrigation, flushing toilets, and cooling towers, at the College of Marin (COM) in Kentfield, CA. The 3-year average of water usage at COM is 32.4 acre-feet per year …
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Economic Analysis of Recapturing and Recycling Irrigation Techniques on Horticulture Nurseries
The horticulture industry is facing limited water resources and public pressure to reduce non-point source pollution. In some circumstances, recapturing and recycling of irrigation water in horticultural nurseries can generate significant savings relative to the costs of alternative water sources …
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Drought and salinity tolerance of cool-season turfgrasses
Due to the water scarcity and increased use of recycled water/saline water for turfgrass irrigation in arid and semi-arid climates, there is an increasing demand for drought and salt tolerant turfgrass. Kentucky bluegrass (Poa pratensis L.), tall fescue (Festuca arundinacea Schreb.), and perennial …
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Considering the action of frothers under degrading water quality
Froth flotation is a highly water-intensive process which is under scrutiny due to scarce fresh water supplies and increasingly strict environmental regulations with regards to polluted water discharge. This is driving the mining industry to use recycled water for their operations, which is usually …
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Characterization of <i>Phytophthora</i> Species in Recycled Irrigation Water at a Container Nursery in Southwestern Virginia
… increasing disease problems through the use of recycled irrigation water in horticultural operations is a serious concern, yet basic research on waterborne plant pathogens in Virginia is lacking. In this work seasonal fluctuations and locations of Pythiaceae in a recycled water irrigation system …
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The feasibility of reverse osmosis as a water reclamation process with special reference to the rejection of organic compounds
This thesis deals with water reclamation and water reuse in the South African water supply context. The overall objective of the study is to assess the potential role and feasibility of reverse osmosis as a water reclamation process. In order to achieve this objective a number of separate desk, …
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