Web 2.0 refers to the shift of the World Wide Web from a collection of static pages to a more dynamic platform where data circulates freely between sites and users. The Web is evolving from an international library to an information ecosystem like a rain forest, with data flowing and new information constantly emerging.

2. What is Web 2.0? “Essentially, the Web is shifting from an international library of interlinked pages to an information ecosystem, where data circulate like nutrients in a rain forest.” From Emerging Technology: Software upgrades promise to turn the Internet into a lush rain forest of information teeming with new life by Steven Johnson retrieved from: http://discovermagazine.com/2005/oct/emerging-technology/