[Part 3 of a 6 part series examining the so-called "consensus" in the climate science community, the scientists who dare dissent from political correctness and a new, less partisan way to promote rational climate policy]In part 1 and part 2 of this series, it was shown that the supposed consensus in the climate science community that our CO2 emissions are causing dangerous global warming is not substantiated. Here we examine the contents of a typical open letter to government in support of the CO2/climate crisis hypothesis to see if it is provides meaningful guidance to public policy formulation.