Understanding the scientific debate about climate

There is a raging debate among scientists about climate change. This is in contrast with public statements made by politicians who claim that climate change is an existential threat and the science is certain. In this Leaders on the Frontier, the discussion is with renowned physicist Dr. William Happer. Dr. Happer explains how science really works and that the debate regarding climate change is far from certain. Dr. Happer also explains a possible way to resolve elements of this scientific debate using so call Red-Blue exercises.