Leonardo DiCaprio says it was years ago when then-Vice President Al Gore took the time to explain to him the phenomenon of global warming and what it means for Earth.
"I was terrified, "DiCaprio said. "I think I was terrified, like anyone would be. And I didn't quite understand the connection that we had as human beings and the fact that we could literally alter our climate in that way."
Now the 32-year-old actor, whose career skyrocketed even as the on-screen Titanic sunk, is a passionate...Full Story