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Figure 3 | International Journal of Health Geographics

Figure 3

From: Mapping the evolution of 'food deserts' in a Canadian city: Supermarket accessibility in London, Ontario, 1961–2005

Figure 3

Change in supermarket access, 1961–2005. Source: Statistics Canada,1961,2001; Vernon's City Directory,1961,2005. The estimated population in each census tract that had access to a supermarket within 1000 metres in 1961 (A) and 2005 (B). Supermarket access was estimated using network-based accessibility measures. The proportion of population with access was also examined for 1961 (C) and 2005 (D).

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