Figure 2From: Using google street view for systematic observation of the built environment: analysis of spatio-temporal instability of imagery datesSpatial patterns of continuity for the five study sites. For each site, the dates of GSV imagery are listed chronologically. The dates are color-coded based on their percentage of all dates represented in the study site, with gray being the color of the majority date stamp. Each of the study sites is represented: a) New Orleans, b) Tuscaloosa, c) Joplin, d) Colorado Springs, and e) San Diego.Back to article page