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 245 for “"Lagoon"”.
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Lagoon effluent treatment using grass filtration bays
… These strategies include provision of lagoon treatment followed by grass filtration of all dry weather flows in winter. This thesis presents the results of a project established to determine the waste treatment efficiency, especially for nitrogen removal, and an optimal hydraulic …
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Depositional processes in Saldanha Bay and Langebaan Lagoon
… of sedimentation in Saldanha Bay and Langebaan Lagoon. On the basis of detailed textural investigations the depositional history of the study area has been established. The sediments in the bay and in the lagoon consist of a fine terrigenous quartz population and a coarser skeletal carbonate …
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The sewage lagoon: its social, economic, and planning implications
… characteristics, and costs or the sewage lagoon, (3) the planning aspects of the sewage lagoon, (4) the extent of anti-pollution law enforcement, and (5) the existing financial aid available to communities tor the construction of' sewage lagoons. The findings of this study indicate that: …
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Modelling the Water Quality of the Patos Lagoon, Brazil
… simulate the physics and chemistry of the Patos Lagoon and Estuary system in southern Brazil for the investigation of nutrients, primary production and faecal bacteria. The model has been evaluated for use as a predictive tool to aid the decision making process for the rehabilitation and …
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Circulation through the mouth of Langebaan Lagoon and implications
… field survey was conducted in Langebaan Lagoon and Saldanha Bay. The aim of this survey was to farther our understanding of the processes driving the mixing and the exchange at the Langebaan Lagoon-Saldanha Bay interface. The parameters measured included currents, water-levels, …
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Alternative tolling schemes for the San Jose Lagoon Bridge
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Civil and Environmental Engineering, 1994.
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A biogeochemical investigation of Trunk River Lagoon, Falmouth, Massachusetts
… deposition and preservation within Trunk River Lagoon, encompassing sediments, microbial blooms, and mats. Through a multi-faceted approach, the research uncovers the interplay between natural processes and anthropogenic influences, shedding light on the evolutionary trajectory of this aquatic …
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An Analysis of Shoreline Change at Little Lagoon, Alabama
… shoreline studies have yet to include Little Lagoon, which has been connected to the Gulf of Mexico for most of the last 200 years, according to historical charts. This study used historical nautical charts, aerial photographs, and LIDAR derived shorelines from 1917 to 2004 to analyze …
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The physiological ecology of the specialist lagoon amphipod, Gammarus insensibilis
Coastal lagoons are habitats of conservation importance. The characteristic fauna of lagoons includes a number of specialist species, some of which are scheduled for protection. Work on the conservation of coastal lagoons has suggested that detailed information on the ecology of lagoon specialist …
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Experiments on subharmonic resonance of the Venice lagoon storm gates
Thesis (M.S.)--Massachusetts Institute of Technology, Dept. of Civil and Environmental Engineering, 1996.
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Theory of subharmonic resonance of storm gates for Venice lagoon
Thesis (Ph. D.)--Massachusetts Institute of Technology, Dept. of Civil and Environmental Engineering, 1996.
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Utilization of a waste treatment lagoon as an energy source
… investigate the utilization of a waste treatment lagoon as an energy source to heat swine housing. The investigation test procedure consisted of two main components: (1) the design and testing of a heating system using a solar assisted heat pump and (2) the development of a computer model to …
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Paleoenvironmental Reconstruction of a Coastal Lagoon in Southwestern Dominican Republic
… in salinity and the connections between the lagoon and the ocean. The upper deposit (74–77.5 cm, 620 ±60 YBP) contains gypsum and represents a period of increased salinity within the lake brought on by drought. The two lower bands are composed of sand consistent with nearby beach sands. The …
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Evaluation of semi-passive treatment technologies for septic lagoon capacity expansion
In Canada, increases in rural development has led to a growing need to effectively manage the resulting municipal and city sewage without the addition of significant cost- and energy- expending infrastructure. Storring Septic Service Limited is a family-owned, licensed wastewater treatment facility …
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The Ecology Of Drift Algae In The Indian River Lagoon, Florida
… the ecology of drift algae in the Indian River Lagoon system along the east coast of central Florida, four questions were addressed: 1) What is the composition and rate of accumulation of drift? 2) How much movement and turnover occurs within drift accumulations? 3) Do growth rates differ for …
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Life history of marine threespine stickleback in Oyster Lagoon, British Columbia
… from September 1990 to August 1992 at Oyster Lagoon, Pender Harbour, British Columbia. Morphology, migration and growth, reproduction, and nesting success were examined for this purely marine population. Morphology analysis of 11 characters on 80 males and 80 females from Oyster Lagoon …
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Sand transport in Chioggia Inlet, Venice Lagoon and resulting morphodynamic evolution
… transport in Chioggia Inlet, southern Venice Lagoon, and the resulting morphological evolution have been investigated. Bathymetric analysis has established that there is a net export of sediment from the southern Lagoon Basin, and that significant morphodynamic changes in the barrier-inlet …
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