Tweet   Tree-ring circus" refers to Mann’s laughably fraudulent "research" seeking to prop up the phony hockey stick graph by cherry-picking data from tree rings.  Informed people know that global warming is a deliberate hoax, fed to us by swindlers greedy for money and power. However, a liberal media that will try to blame Sarah Palin for the Tucson shootings is not above resorting to the most absu More..rd lies imaginable to try to keep the farce alive a little longer.