Search for dissertations about: "geographic structure"
Showing result 1 - 5 of 86 swedish dissertations containing the words geographic structure.
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1. The Principle of Scaling of Geographic Space and its Application in Urban Studies
Abstract : Geographic space is the large-scale and continuous space that encircles the earth and in which human activities occur. The study of geographic space has drawn attention in many different fields and has been applied in a variety of studies, including those on cognition, urban planning and navigation systems. READ MORE
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2. Colonization history of Fennoscandian field voles (Microtus agrestis) : geographic structure of mitochondrial DNA and Y chromosome variation
Abstract : .... READ MORE
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3. Genetic structure of natural populations : aspects of the association between genetical and morphological variability patterns
Abstract : Most species comprise a number of more or less reproductively isolated subpopulations. These subpopulations may exhibit striking differences in morphology and ecology, and on the basis of those differences they are often given the rank of subspecies, race, stock, variety, etc. READ MORE
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4. Genetic variation in structured populations
Abstract : It is widely acknowledged that the process of speciation in the presence of gene flow between different ecotypes is common in nature. However, the mechanisms underlying speciation are not understood. READ MORE
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5. Living Structure for Understanding Human Activity Patterns Using Multi-Source Geospatial Big Data
Abstract : Geographic space is not neutral or lifeless, but an intricate living structure composed of numerous small features and a few large ones across all scales. The living structure is crucial for comprehending how geographic space shapes human activities. READ MORE