Tell me again why we're supposed to believe that carbon dioxide drives climate?

See the analysis here.

Update: A related post is here.

Excerpts:

Note: AMO in the [linked] graph stands for Atlantic Multidecadal Oscillation. PDO stands for Pacific Decadal Oscillation. USHCN stands for United States Historical Climatology Network, i.e. ground station temperature record.
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The simplistic GCMs that focus on CO2 to the exclusion of the truly important climate forcings, have the effect of dumbing down the public in science, and diverting trillions of dollars to non-productive (anti-productive) enterprises. Humans could never reach the next level that way.

Another related post by Anthony Watts is here.

Excerpt:

While this isn’t a “smoking gun” it is as close as anything I’ve seen. Time will give us the qualified answer as we have expectations of a lower Solar Cycle 24 and changes in the Pacific now happening.