Leonardo DiCaprio's global warming doc is the most depressing world tour ever

Celebrities are keen on adopting righteous causes, but few are as vocal as Leonardo DiCaprio about his quest to save the planet from ecological collapse. "I am consumed by this," DiCaprio told *Rolling Stone* in a profile earlier this year. "There isn’t a couple of hours a day where I’m not thinking about it." With *Before the Flood*, DiCaprio is asking us to sample a fraction of his daily burden. Directed by Fisher Stevens, *Before the Flood* documents DiCaprio as he jet-sets from Greenland, to Indonesia, to Miami and beyond, speaking to world leaders and, per the film’s liner ... more »