The scientific truth of the matter is that last month was the hottest on record: http://af.reuters.com/article/topNews/idAFJOE61O02C20100225

There is room for scientific doubt about whether this is caused by CO2 -- it's a greenhouse gas but correlation != causation and all that.

But if you conclude that the earth isn't actually warming, you're doing it wrong -- there's no doubt about that.