The warming effect of each molecule of CO2 declines as its concentration increases

Modern warming began more than 300 years ago…

CO2 rose after the Second World War, but temperature fell

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The Great Climate Change Debate is one of the “hottest” issues before the public and policy makers today. How much to you know about the subject? Or possibly, the real question is one attributed to American humorist Will Rogers:

“It ain’t what you don’t know that gets you into trouble. it’s what you know for sure that just ain’t so.”

Find out your Climate IQ by taking our Climate Quiz: the answers may surprise you.

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