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 23 for “"timber supply"”.
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Timber supply in dynamic general equilibrium
… perfect competition, and productive efficiency, timber supply is a dynamic process. Different discrete-time dynamic timber supply models and their solution methods are compared and their common elements derived. A continuous-time model is derived, but not solved. The discrete-time timber supply …
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Development of a joint product, timber supply model
… chosen for modeling the joint product nature of timber supply. Considerable emphasis was placed upon defining model components that would be required for developing a positivistic model of timber supply. An empirical application of the proposed linear programming model to Eastern Virginia …
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A timber supply model and analysis for southwest Virginia
… was developed to estimate the economic stock supply of primary wood products. Two hardwood products were recognized: logs and bolts. The supply model was used to evaluate the impacts of shifting primary product demands and increasing supply costs on delivered prices and quantities in southwest …
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Timber supply and economic impact of mountain pine beetle salvage strategies
… salvage has become fully integrated with timber supply strategies. The objective of this thesis is to assess the economic impact of different salvage strategies depending on different attack levels, decay rates, and stakeholder discount rates. The study area is located in N.E. British …
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Network Optimization-based Approach for Identification of Illegal Trade in the Global Timber Supply Chain
… effectively regulate the production and trade of timber and to ensure that ambitious sustainability and legality targets are met, enforcement agencies need to reliably monitor the flows of timber products circulating in the global supply chain. However, available reported data on the trade of …
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A Survey of Conservation Easement Restrictions on Private Forest Land to Determine their Effects on Forest Management and Timber Supply
… the impact of easements on forest management and timber supply. Survey results show that over 536 conservation organizations and 20 state agencies hold over 16,025 conservation easements on 4.9 million acres of all land types. Of these totals, a minimum of 3,598 easements protect over 2.5 million …
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Evaluating social welfare implications of forestry policies when economic and environmental values matter in a British Columbia context
… policies in British Columbia. A one-hectare timber stand is modeled with a timber firm as the licensee and the provincial government as the resource owner and policy-maker. Rotation time and silvicultural investment decisions are the firm’s main inputs while revenue, government expenditure, …
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Economic factors influencing industrial landowner assistance programs on private forest land in the south
… reliability and cost in comparison to other timber supply strategies (i.e., fee land, leased land, and the open market). Over half (53%) of the firms reported that they had successfully purchased at least 90 percent of the desired timber put up for sale in their LAPs. In case studies of three …
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China's Forest Product Imports and the Impacts on Tropical Forests
… economic growth and an inadequate domestic timber supply. In 2017, China implemented a complete logging ban in its natural forests, further widening the domestic timber supply gap. Many observers highlight the large and expanding trade volume as a significant driver of deforestation and …
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Analysis of forest management strategies in Cote d'Ivoire: An economic model
… planning, and difficulty of reconciling timber removal and replenishment. One of the objectives of this study is to assess the long run timber supply from the natural forests in Cote d'Ivoire and the possibility of incorporating silvicultural activities into forest regulation. The current …
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Network Visualization and Anomaly Detection in International Timber Trade Flows
… around the world. The problem of missing timber flows poses a significant barrier to preserving our remaining forest reserves, maintaining biodiversity in these ecosystems, and promoting sustainable and fair trade of timber. In this thesis, we utilize (hitherto underutilized) international …
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Application of a land use planning decision support tool in a public participatory process for sustainable forest management
… Decision Support Tool (DST) in the Invermere Timber Supply Area (TSA), located in the East Kootenay area of British Columbia. The aim of this study is to explore whether stakeholders' initial stated preferences change and whether trade-offs are made between various forest values upon …
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Silvicultural Methods for Improving Hardwood Management on Non-Industrial Private Forest land in Virginia
… an increase in dbh was observed. Finally, a timber stand improvement study examined different treatments in a 60-80 year old stand, but did not result in any significant increases in volume after three years. When oaks are harvested or a major disturbance occurs, the number of oaks that …
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Analysis of Calcutta bamboo for structural composite materials
Land use issues have dramatically changed the timber supply outlook for our nation's forest products industry. Since demand for wood products shows no sign of abating, alternative products must be developed. Bamboo is a very promising alternative raw material for the manufacture of structural …
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Wood as an energy source in the Kraft pulp-paper industry of the southeastern United States
… fluid fuels. A second discusses wood fuel supply within the context of the total timber supply. Heightened demand for fuelwood unleashes both opposing and complementary forces that affect the supply of wood fiber. These are described. A continuum is developed to show how the marginal cost …
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Forests, Beetles, and Climates in British Columbia's Central Interior: Historical Geographies of Paradigm Change in Forest Science and Management, 1945 - Present
… forest loss, degradation and industrial (i.e., timber supply) crises in the province, and use the most recent mountain pine beetle outbreak as an exposition of several managerial failings. Contra ahistorical and apolitical approaches to resource management, I show how the politics of nature have …
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Sustainability of New Hampshire's sawmill industry and its forest resource base
… resource in New Hampshire by developing a wood supply model. We modeled spatially explicit demand by mills based on procurement data incorporating market forces and simulated inventory, harvest and stumpage prices, for a fifty-year projection period. This is the first approximation of a …
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The simulation modeling of supply logistics of forest biomass in British Columbia
… the development of a simulation model of supply logistics of forest biomass and its application to a case of supplying MPB-killed biomass from Quesnel Timber Supply Area (one of the most infested areas in the Interior BC) to a potential 300 MW power plant adjacent to the city of Quesnel. …
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Wildfire Management in the Southside Region of Canada’s Montane Cordillera - A Systems Modelling Application on Firebreak Strategies
… property and old growth forest in respectively timber supply areas, provincial parks, woodlots and community forests. Simulation results show that firebreaks are effective in significantly reducing the area burned in different parts of the landscape. The performance of different strategies shows …
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Effects of Shifting Populations and Preferences on Nonindustrial Landowner Behavior: An Example from Virginia
… that will successfully maintain commercial timber levels throughout the state.
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