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APRIL 2011 4 POSITION Mobile GIS/GPS Now Available to Everyone By Todd Danielson 6 NEWSLINK 10 BEYOND MAPPING You Really Can Compare Apples and Oranges By Joseph Berry 12 INTERSECT When to Admit You’re in over Your Head By Janet Jackson and Mark Dolezel 17 ADVERTISER INDEX 30 BUILDING THE GEOWEB An Information Aristocracy Rises Beyond Crowdsourcing and Web 2.0 By Ron Lake Time-sensitive GeoWorld departments such as NetLink, PeopleLink, Product News and Business News now are maintained solely at the GeoPlace.com Web site. Check there often for the latest updates as they happen. The digital version of this issue contains additional coverage of this section. Visit GeoPlace.com for more information. GeoWorld (ISSN 0897-5507, USPS 023-416) is published monthly by M2MEDIA360, a Bev-Al Communications, Inc. company. 1030 W. Higgins Road, Suite 230, Park Ridge, IL 60068 USA GeoWorld is distributed free to qualified subscribers in the geospatial industry. POSTMASTER Please send change of address to: GeoWorld, PO Box 4290, Port Jervis, NY 12771 Subscription rates - one year: US $72, two years: US $128; one year Canada: $90, two years Canada: $163. All other countries, one year: $108 (includes airmail postage). Payable in U.S. funds only. Customer Service and subscription requests, please call Phone (845) 856- 2229; Fax (845) 856-5822 or subscribe online at www.geoplace. com/subscribe. Periodical postage paid at Park Ridge, IL and additional mailing offices. Mobility/GPS Special Issue BY STEVE DUSCHEID Fish and Chips? Implanted Transmitters Help Map the Endangered Pallid Sturgeon BY KIMBERLY CHOJNACKI AND AARON DELONAY 14 Where Are Your L When Lives Are at Risk Mobile GIS/GPS Advances Public-Health Analysis BY MATTHEW SIMON ocation was firmly embedded into the fabric of social networking in 2010. What started as a way to connect with friends and update them about what’s happening now clearly 18 Where Are Your Friends? Social Networking in Social Spaces BY STEVE DUSCHEID includes a “where” dimension. When Facebook announced it was adding various location features to its service in 2010, the tagline was: “Who. What. When. And now Where.” And players such as Foursquare and Gowalla built their services around the idea that where people hang out is as important as whom they’re hanging out with. In addi- tion, Google recently announced that version 5.1 of its mobile map applications will include an update to Google Latitude that allows users to check-in at busi- ness locations. Mobile GIS to the Rescue Coping with Destruction, Working toward Recovery BY BRIAN WIENKE Social Locations 101 Location in social networking now takes several pri- mary forms, including place check-ins, friend search and geo-tagging, which is the general term for annotat- ing posts with location data. It’s clear that the driver for adding location to social networking services has been all about “cool hangouts” and getting together in physical places. This, of course, makes sense. It helps translate what might otherwise be virtual interactions into real interactions. But because of this focus, location has been equated primarily to individual places—businesses and points of interest (POI)—and not to broader social spaces—like neighborhoods, campuses, shopping dis- tricts and parks. The focus on place points limits the scope and usefulness of location in social-networking applications and may be limiting its adoption due to privacy and security concerns. According to a 2010 report by Forrester Research, 22 26 APRIL 2O11 / WWW . GEOPLA CE . COM only 4 percent of Americans had tried location-based services (LBSs) as part of social networking or other mobile services. And of those LBS users, most were under the age of 35. Given that Facebook alone boasts more than 200 3 FEATURES Social Networks