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American belief in global warming reaches 10-year high

The share of Americans who see solid evidence of global warming is at a 10-year high, and the acceptance of human impact has also trended upward, new polling data shows.

Why it matters: The latest from the ongoing series of University of Michigan and Muhlenberg College polls shows the public, as a whole, is getting slightly closer to endorsing consensus science on human-caused warming, but still remains far, far from full acceptance.