Derek Muller from Veritasium put together an entertaining video addressing 13 of the most common misconceptions used to argue against global warming. From "global warming isn't really happening" to "scientists use to think the earth was cooling" to "it's not human-made."
Some Further Reading
For solar and temperature data see NASA GISS,
A doubling of CO2 will likely lead to a 3C increase in global temperatures according to many independent pieces of evidence: Knutti & Hegerl, 2008
CO2 lags temperature rise in the southern hemisphere but leads the global average temperature rise, Shakun et al. 2012