Given his qualifications, Dr. Christy was simply wrong to tell our policymakers that natural variability can account for all of the observed global warming. One can't help but suspect that Christy was simply telling the Republicans what they wanted to hear. What is more, he knows the state of the science on this issue, and cannot plead ignorance. As such, his false statement was disingenuous and the very antithesis of good science."
Overall, I like the logical flow and content Dana, excellent writing IMHO. I'll reflect on the overall message and logic and let you know if anything of concern comes to mind. Otherwise I think that it is pretty much ready to go.