What do OpenStreetMap, National Map Corps, Wildebeest Watch, Frack Finder, PlanktonPortal, Galaxy Zoo, Disk Detective, Cyclone Center, SunSpotter, Map Give, and Geo-Wiki have in common?  They all use crowdsourced remote sensing for data collection, basically using people’s visual cognition skills which are better than machines to collect data from aerial and satellite images.  Check out the article here.