If you don't already believe the earth is screwed, it's going to take a different approach to convince you.
There's a fundamental paradox about climate change. Americans are actually less worried now about the climate than they were in 1999, despite thousands of new studies that keep piling up the evidence about the threat (plus more actual physical evidence occurring every day). Scientists might be blanketing us in facts about impending disaster, but most people still aren't taking action based on those facts—and some still don't believe them.