It certainly seems to be considered as one by a lot of uninformed people. The Earth is always entering or leaving an ice age. At present, we are leaving one, and the Earth is getting warmer. This would be happening it there was not a single human being on the planet. Man does have an effect on the climate, but in the planetary scheme of things, it is negligible. Al Gore and his acolytes are doing what charlatans always do; prey on the fears and ignorance of the uneducated.