It has taken some time, but celebrities are finally getting behind several new campaigns to keep public attention focused on the disaster in the Gulf and those suffering in its wake.

Sandra Bullock, who hasn't been seen much since her very public divorce from Jesse James, is one of several celebs fronting a new PSA by The goal of the campaign is to get people to sign a petition asking the government to act and clean up the Gulf.

"What can you offer?" the 45-year-old actress asks in the PSA, standing along the coast. "Your voice. Speak up."

Joining Bullock are stars such as Peyton Manning, chef Emeril Lagasse, and musicians Dave Matthews and Lenny Kravitz.

Jump here to visit the official site and "be the one".

Michael d'Estries ( @michaeldestries ) covers science, technology, art, and the beautiful, unusual corners of our incredible world.