Wendy Harman, social strategy director for the American Red Cross, monitors social media using tech platform Radian6 to gain real-time insight during disasters. Photo by David Kidd.
During the Deepwater Horizon oil spill, citizens used social media to share health effects, odor, smoke, whether wildlife was effected, and if there was oil onshore or, as shown here, in the water. Photo by Kris Krug/Flickr
During the spill, open source platform Ushahidi harvested that social media information and mapped it.