作者
Kristian Larsen, Jason Gilliland
发表日期
2008/12
期刊
International journal of health geographics
卷号
7
页码范围
1-16
出版商
BioMed Central
简介
Background
A growing body of research suggests that the suburbanization of food retailers in North America and the United Kingdom in recent decades has contributed to the emergence of urban 'food deserts', or disadvantaged areas of cities with relatively poor access to healthy and affordable food. This paper explores the evolution of food deserts in a mid-sized Canadian city (London, Ontario) by using a geographic information system (GIS) to map the precise locations of supermarkets in 1961 and 2005; multiple techniques of network analysis were used to assess changing levels of supermarket access in relation to neighbourhood location, socioeconomic characteristics, and access to public transit.
Results
The findings indicate that residents of inner-city neighbourhoods of low socioeconomic status have the poorest access to supermarkets …
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K Larsen, J Gilliland - International journal of health geographics, 2008