First of all, don't let anyone tell you what your opinion should be because as soon as someone challenges you on this you'll just crash and burn. Research it.
Besides that, C02 only makes up a tenth of a percent of the atmosphere and has a negligible effect on climate.
Water Vapor(Humidity) on...
lol, just fyi, roads, food, sugars, CARBOhydrates, tires, and just about everything else is made of carbon. That of couse includes YOU; so that being said, alcohol has no effect.