Fig. 1: Businesses locations on Facebook with aggregate posting activity.
From: Social media usage reveals recovery of small businesses after natural hazard events

a–c Regions in which Facebook posts have been collected, each business highlighted in red, road networks collected from OpenStreetMap39 (OpenStreetMap contributors, OpenStreetMap data is available under the Open Database License and licensed as CC BY-SA https://creativecommons.org/licenses/by-sa/2.0/) using OSMnx40. d–f Time series for the total number of posts made by all businesses in each region. The magenta vertical dashed lines denote the date of the natural hazard events.