News21 A Journalism Initiative of the Carnegie and Knight Foundations

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Global warming can be a headache for policy makers, the public and the press. That's partly because It's hard to wrap our minds around the science and possible solutions when so much conflicting information bombards us and the consequences of both action and inaction appear so great.

Are we on the verge of catastrophe? Should we simply throw up our hands in defeat and continue living as we do? Are there important steps we as individuals can take?

As you'll see from this video, filmed one morning in downtown Chicago, opinions of people vary greatly in this admittedly unscientific sample.

How about you? Let us know what you think.