Map mashups continue to mature in terms of sophistication and functionality, providing end users with an ever-expanding set of tools and applications. As a result, the intersection between traditional geospatial data and these new mashups requires well defined ways to transfer, distribute, and consume geospatial data in a web-friendly way.
New York City is probably best known for its skyscrapers and millions of people, not the trees that line its avenues. A new iPhone app goes out on a limb to give a little credit to the oaks and maples. And it's doing it thanks to open government data.