Greens have sometimes drawn comparisons between those who argue against the science of climate change and those who argue that smoking is not that bad for you.

As it turns out, we’ve been painfully right. As in, they’re the same people. A recent issue of Vanity Fair exposed a global warming critic named Dr. Frederick Seitz for having also been paid by the tobacco industry to deny the links between smoking and cancer.

I bring this up because my buddy Andrew Frank just emailed me to let me know about another double-agent, Steven Milloy, who’s recently been quoted with some frequency by the National Post. Read Andrew’s clever and well-written take on the subject here, and heck, share the link with your friends too.