Snoop Dogg has signed on as one of the headliners for the Live Earth Germany concert in Hamburg on July 7. The event looks to raise awareness about climate change and combat global warming. The concert is founded by Kevin Wall and is backed by former Vice President, Al Gore. It will kick off with a concert in Sydney, Australia, and continue for 24 hours with shows on all seven continents. Kanye West and Ludacris are set to headline the U.S. leg of the event which is being held at Giants Stadium in New Jersey. All Live Earth performances from across the globe will be streamed live on the LiveEarth.MSN.com.