How Green Are Celebrities?

Dozens of big-name music stars gather at venues all around the world for Live Earth concerts to promote awareness of global warming and push for immediate change. But as the events kick off, critics have questioned the true environmental devotion of some of the acts and the use of gas-guzzling private jets, SUVs and limousines. One superstar in particular is facing some last-minute scrutiny. Madonna is taking the stage at London's Live Earth in support of the environment, but her...Full Story
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