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 89 for “"tropical regions"”.
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Strategies to influence temperature stability of dark chocolate in tropical regions
… control in the chocolate industry, especially in tropical regions. Tempering, is the process where chocolate obtains the appropriate polymorphic form in cocoa butter (form V) which influences important physical and functional characteristics; it also is associated with avoiding fat bloom formation …
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Dengue Fever: An Examination and Case Study
… is a mosquito-borne disease found primarily in tropical regions of the Earth. Although not prevalent in much of the western world, dengue appears to be an emerging virus, which prompts a need for further understanding. The purpose of this study is to provide a general overview of the virus, …
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Contribuição ao estudo da drenagem interna de taludes em regiões tropicais
… of slopes of residual and saprolitic soils in tropical regions, using a finite element program to obtain flow nets. The influence of internal drainage systems on the drawdown of the groundwater level and the reduction of the influence of seepage flow and its change to a more favorable …
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A study of the Haematological findings, Serum Proteins and Liver function tests in the Natal African in Health and in Amoebiasis
… areas throughout the world. Backward, mainly tropical, regions have become fertile fields for study, particularly of nutritional and parasitic disorders, and the application of the modern biochemical methods have show that many inhabitants of these countries lack certain of the biochemical …
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Converting coconut husks into binderless particle board.
Coconuts grow abundantly in tropical regions, and the coconut husk is often discarded as waste. However, a new application has increased interest in developing this previously underutilized resource. Coconut pith has chemical reactivity due to its high lignin and phenolic content and can be …
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Spatio-Temporal Connectivity in Dynamic Tropical Fragmented Landscapes
… ecosystem functioning, and services. Tropical regions have recently been experiencing unprecedented amounts of forest conversion and fragmentation. As tropical forests harbor a large fraction of the worldâ s biodiversity, their loss and fragmentation has spearheaded the sixth mass …
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Assessing Landscape Change in Western Honduras, 1957-2010
… changing forest conditions in the world's tropical regions. This thesis uses repeat photography, satellite imagery, and quantitative spatial statistics to evaluate landscape change in western Honduras between 1957 and 2010, and specifically focuses on changes in tree cover. Results from …
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Passive enhancement of air flow at pedestrian level in built environments
… the atmospheric wind above the roof level. In tropical regions, wind plays an important role to improve outdoor thermal comfort of urban inhabitants by increasing the convective heat transfer from body surfaces. This thesis explores four types of passive architectural interventions to boost …
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Spatial heterogeneity in isotope and biomarker distributions : insights from the End-Devonian OAE in Western Canada.
… production. This is especially critical in tropical regions where stable thermal stratification in the water column is periodically disrupted by surface ocean current divergence experience upwelling, where deep, nutrient-rich waters rise to the surface, supporting high primary productivity. …
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Integration of In Silico and In Vitro ADMET properties in lead identification and optimization of compounds for the treatment of parasitic diseases
… are the major causes of illness and death in tropical regions especially in Africa. The main parasitic diseases include leishmaniasis, filariasis, malaria, river blindness, Chagas disease and schistosomiasis. With the absence of vaccines, treatment relies mainly on chemotherapy hence the need …
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Behavioural ecology of lesser sheathbills Chionis minor at Marion Island
… been studied in birds outside temperate or tropical regions. Lesser Sheathbills Chionis minor (Charadriiformes; Chionididae) were studied at Marion Island (46°54'S, 37°45'E) and the ways in which their feeding ecology, breeding biology and social behaviour were adapted to existence on a …
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We Belong to the Trees, A Collection of Short Stories
… its core, We Belong to the Trees highlights the tropical regions of Limpopo as the ordinary navigate Post-Apartheid South Africa. It implores one to think about issues such as land-restitution, violence, racism, poverty, crime, and greed. The main concern as a writer is to reflect my …
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A Changing Climate Beneath Our Feet: How plant and microbial life in tropical soils are shifting and what that could mean for the future of our warming planet
… aboveground systems. This is especially true in tropical regions, where one-third of the world’s terrestrial carbon storage lies. However, these systems are evolving quickly with climate change, contradicting what models have previously projected. With so many global decisions based on such …
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Mapping and monitoring forest cover changes in Lao PDR using remote sensing
… in forest and land cover globally, especially in tropical forests due to heavy deforestation. The highest rate of deforestation is found predominantly in the developing world. Tropical deforestation is a process of transforming forests into cleared land for other uses. Tropical deforestation is …
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Genetic improvement of selected indigenous Cucurbitaceae species important for food and medicinal purposes in KwaZulu-Natal, South Africa
… Cucurbitaceae species widely distributed in pantropical to tropical regions of Southern Africa. They are widely used for food and medicinal purposes, in nature these species exist as diploids, with their basic haploid (n) chromosome numbers being 12 and 11 for C. palmata and L sphaerica …
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China's Forest Product Imports and the Impacts on Tropical Forests
… and forest degradation, especially in tropical regions. This research investigates the relationship between China's imports of wood-based forest products and tropical forest loss (deforestation), as well as the impacts of China's complete logging ban in natural forests in shaping this …
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Dreams of a Tropical Canada: Race, Nation, and Canadian Aspirations in the Caribbean Basin, 1883-1919
<p>Dreams of a "tropical Canada" that included the West Indies occupied the thoughts of many Canadians over a period spanning nearly forty years. From the expansionist fever of the late nineteenth century to the redistribution of German territories immediately following the First World War, …
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Evaluation of road erosion prediction models applied to unpaved roads in a small tropical watershed in Eastern Brazil
Tropical regions have extensive networks of unpaved roads which can be the largest contributor of sediment loading within a watershed in terms of both sediment generation and delivery. A number of erosion and sediment prediction models have been developed for unpaved roads and applied across a wide …
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Mapping the maize growth period using multi-temporal sentinel 1 and 2 imagery: a case study in Kasisi area of Chongwe district.
… mapping crop extent, particularly in cloud-prone tropical regions. This approach offers a scalable, weather independent solution for precision agriculture and vital input for yield forecasting in Sub-Saharan Africa. Keywords: SAR, Crop Monitoring, Random Forest, Sentinel 1, Sentinel 2, NDVI, NDWI
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