Guardian: US Congress periodically holds hearings on issues related to climate change. Because the subject has become a partisan one in America, they generally follow a predictable pattern Democrats invite science and policy expert witnesses who agree with the expert consensus on human-caused global warming and the need to address it, and Republicans invite witnesses who disagree.
John Christy at the University of Alabama at Huntsville is one of the fewer than 3% of climate scientists who publishes research...