The Live Earth event on Saturday is set to reach millions more people than previous global productions with its reach boosted by the fast-growing power of Web video sharing and social networks.

Broadcasters eye 2 bil for Live Earth On Saturday, more than 150 acts -- including such marquee names as Madonna, the Police, left, Bon Jovi and Black Eyed Peas -- will perform at the Live Earth ...

Read about the Live Earth documentary International broadcasters, environmental activists and some of the biggest names in pop music are in the starting blocks for one of the most ambitious global ...