In article , Paul M. Eldridge wrote:

Isn't this much like the whole debate over global climate change? You
may be surprised to know scientists first warned of the dangers of
increased CO2 levels more than one hundred years ago. Here we are in
2007 having this conversation. What do you expect?

See:
http://www.guardian.co.uk/science/st...985653,00.html

And in between, the climate scientists warned us of the
impending ice age.

What do you expect? Hot air?

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