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We should be talking about values and the kind of world we want.

Alexander P. Lee

FiveÌýyears ago, I hiked to the toe of the East Fork Glacier in Alaska’s Denali National Park. I was on my way to climb a small peak in the Alaska Range and had tracked down a photo taken in the 1920s by one of the park’s first geologists. Lining up the mountain skyline with the photo, I scrambled around until I found the exact spot where Stephen Capps stood to take the picture some 90 years earlier. The glacier had retreated nearly a mile since then.

I am an environmental philosopher, and have also worked as a glacial researcher, backcountry guide and naturalist. Seeing the dramatic disappearance of the East Fork Glacier was one of many intimate experiences I have had with a warming world.

So how do I reconcile the overwhelming evidence that the world’s atmosphere is being disrupted with the perception of the 30 percent of Americans who do notÌýbelieveÌýin climate change?

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