Video: “OpenStreetMaps for emergency prep: The view from San Francisco Using @OpenStreetMap and @QGIS to build resiliency maps”

https://www.youtube.com/watch?v=FNEG-7zD3CA&list=PL_QKjHDgmNzrDhscKpNCbMtNYzqg6Srkr&index=678&t=0s