A photography exhibit of melting ice -- and shifting consciousness

The melting of polar ice masses is a prominent topic in the news lately, but it’s difficult to imagine what the process would look like. In Austin, Texas, a recent photography exhibit aimed to make the concept of climate change both real and visible, with images embedded in ice that melted before the very eyes of passersby. Jeffrey Brown talks to photographer Louie Palu about “Arctic Passage.”
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