<p>For Bacon and his wife, Kyra Sedgwick, 6 degrees or more is what scientists predict the average temperature on earth could increase in the next century.</p>
<p>"There's nothing really good about global warming," says Bacon, the star of 1993's 6 Degrees of Separation who last week headlined the Earth Communications Office's Climate Star benefit to raise awareness about global warming. "It creates famine, drought and will increase disease. It's a weapon of mass destruction."</p>