A visualisation of the response to the earthquake by the OpenStreetMap community. Within 12 hours the white flashes indicate edits to the map (generally by tracing satellite/aerial photography).

Over the following days a large number of additions to the map are made with many roads (green primary, red secondary) added. Also many other features were added such as the blue glowing refugee camps that emerge.

A lot of these edits were made possible by a number of satellite and aerial imagery passes in the days after the quake, that were release to the public for tracing and analysis.

Read more on our blog - itoworld.blogspot.com/2010/02/ito-world-at-ted-2010-project-haiti.html

Developed with support from ideasintransit.org

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