This is the same Penn State that gave us Michael Mann and the "hockey stick" global warmageddon "science". "We have to get rid of the Medieval Warm Period."
Penn State / Michael Mann fake climate history:
Real climate history:
This is the same Penn State that gave us Michael Mann and the "hockey stick" global warmageddon "science". "We have to get rid of the Medieval Warm Period."
Penn State / Michael Mann fake climate history:
Real climate history:
“This is the same Penn State that gave us Michael Mann and the “hockey stick””
U Penn, not PSU