People have tested it and debated it publicly, and 97% of those professionally qualified to test it and debate it are of the same opinion.
Aristotelian physics was superseded by Newtonian Physics.
That's science.
I'm not suggesting that anyone will come up with a different conclusion but there's no excuse for this stupid dogma and religion getting in the way of rationality.
Feynman is doing 500rpm in his grave...
While I agree with you on principle, it would be awkward to give precisely 99.93% of the airtime to scientists who agree we have an impact in global climate change and dividing the rest among all the possible explanations (from the "it's a natural phenomenon" to "God is doing it" and even the "we are not sure the climate is actually changing").
Perhaps a fair option would be:
1. Discuss the issue at hand.
2. Provide a 30 second to 1 minute summary of other hypothesises and how they have or haven't been tested.
3. Visit our web site (which contains a more rational summary of opinions, wikipedia style).
There is very rarely one true answer. Look at medicine. Superseded theories all over the place.