SPOTLIGHT: We’re often told that the evidence for dangerous, human-caused climate change is unequivocal. What we aren’t told is that there’s no smoking gun.
BIG PICTURE: The UN’s Intergovernmental Panel on Climate Change (IPCC) is the most important climate body in the world. It won the Nobel Peace Prize in 2007 after releasing a major report that same year.
A front page article in the New York Times said the report had concluded that “Warming of the climate system is unequivocal.” The IPCC pointed to a temperature graph starting at the end of the Little Ice Age. It shows less than one degree of warming spread over 150 years.
IPCC experts thought it “very likely” that human greenhouse gases had caused “more than half” of the warming during the last third of those 150 years. In 2013, they changedtheir opinion to “extremely likely” and said their “best estimate”…
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