By The Columbus Dispatch
Scientists declared 2016 the warmest year on record last week, mostly blaming man-made global warming. It was the third straight record-breaking year.
A majority of Americans – 61 percent – say they are “very” or “somewhat” worried about global warming, according to a national survey conducted by the Yale Program on Climate Change Communication shortly after the presidential election in November.
But the same Yale program found last year that about 1 in 5 Americans was doubtful or dismissive of global warming and tended to oppose climate action.
President Donald Trump’s nominee for secretary of state, Exxon Mobil CEO Rex Tillerson, expressed doubt during testimony before a Senate committee this month about greenhouse-gas predictions. Trump has called global warming a “Chinese hoax.”
As for consensus, studies show that more than 97 percent of scientists agree that humans are responsible for ongoing climate change.
So how do experts convince doubters? The Dispatch asked a group of scientists to share their most-compelling evidence. Here are their responses: