Sökning: "Urban studies"

Visar resultat 21 - 25 av 1097 avhandlingar innehållade orden Urban studies.

1. 21. Framing the water and sanitation challenge : A history of urban water supply and sanitation in Ghana 1909 - 2005

   Författare :Anna Bohman; Lena Andersson-Skog; Urban Strandberg; Björn-Ola Linnér; Umeå universitet; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Ghana; urban water supply; sanitation; institutional change; policy development; frames; private sector participation; economic history; Economic history; Ekonomisk historia; ekonomisk historia; Economic History;

   Sammanfattning : This thesis analyses the development of urban water supply and sanitation services in Ghana from 1909 to 2005.  Special focus is put on institutional arrangements with regard to networked, large scale and centrally managed water and sewerage services. LÄS MER

3. 22. From Vision to Transition : Exploring the Potential for Public Information Services to Facilitate Sustainable Urban Transport

   Författare :Carlos Cano-Viktorsson; Anders Gullberg; Arne Kaijser; Mattias Höjer; Oskar Juhlin; KTH; []
   Nyckelord :HUMANIORA; HUMANITIES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Collective intelligence; Peer to peer based production; Social media networking; Public information systems; Information and communication technology ICT ; Organizational responsiveness; Historical analysis; History of technology; Sustainable urban transport; Historiska studier av teknik; vetenskap och miljö; History of Science; Technology and Environment; Informations- och kommunikationsteknik; Information and Communication Technology;

   Sammanfattning : Background: Policy initiatives to promote sustainable travel through the use of Internet based public information systems have increased during the last decade. Stockholm, in being one of the first cities in Europe to implement an Internet based service for facilitating sustainable travel is believed to be a good candidate for an analysis of key issues for developing sustainable travel planning services to the public. LÄS MER

4. 23. Exploring Typologies, Densities & Spatial Qualities : The Case of Low-Income Housing in South Africa

   Författare :Ana Mancheno Gren; Dick Urban Vestbro; Jörgen Andreasen; KTH; []
   Nyckelord :TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Urban Form; House Types; Densities; Spatial Qualities; Low-Income Housing; South Africa; Urban Sprawl; Transect; Architecture and architectural conservation and restoration; Arkitektur och bebyggelsevård;

   Sammanfattning : This thesis focuses on problems that have resulted from the increasing pressure facing urban and suburban land use in South Africa, brought on by a number of different factors including the political and historical background of the country, as well as by rapid urbanization. The objective of this thesis is to present the perspectives applied in the analysis of the built environment in selected case studies, in which different theoretical and methodological approaches have been developed to address the research questions. LÄS MER

5. 24. City Re-Making Approaches in Contemporary Urbanism : “Re-Urbanism” as a Strategy for the Revitalization of Detroit and Declining Cities

   Författare :Ryan Locke; Tigran Haas; Michael Mehaffy; David Brain; KTH; []
   Nyckelord :SAMHÄLLSVETENSKAP; SOCIAL SCIENCES; Re-Urbanism; urban decline; urban revitalization; Placemaking; Detroit; urbanism; public space; Landscape Urbanism; Planering och beslutsanalys; Planning and Decision Analysis;

   Sammanfattning : Many cities today are experiencing extreme widespread urban decline, at a time when urban growth and revitalization are prioritized on the agenda. This dissertation examines a number of prominent urban revitalization strategies for declining cities, specifically highlighting the emblematic case of Detroit as a research subject. LÄS MER

7. 25. Autonomic cardiac control in long QT syndrome : clinical studies of arrhythmogenic triggers

   Författare :Anna Lundström; Annika Rydberg; Urban Wiklund; Håkan Eliasson; Jacob Tfelt-Hansen; Umeå universitet; []
   Nyckelord :MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; MEDICIN OCH HÄLSOVETENSKAP; MEDICAL AND HEALTH SCIENCES; Long QT syndrome; pediatrics; exercise; Holter; water immersion; arrhythmia; clinical physiology; ECG; heart rate variability; heart rate response; cardiovascular disease; hjärt- och kärlforskning; kardiologi; Cardiology; pediatrik; Pediatrics;

   Sammanfattning : Background: Long QT syndrome (LQTS) is an inherited cardiac disease characterized by prolonged cardiac repolarization and an increased risk for life-threatening arrhythmias. These arrhythmias are typically triggered by adrenergic stimuli, such as physical activity and intense emotions, implicating that the sympathetic part of the autonomic nervous system (ANS) is involved in arrhythmogenesis. LÄS MER