Melting glaciers and dry lakebeds may seem to be a purely negative result of global climate change, but they've had a positive impact for one group of people: archaeologists.
As previously inaccessible areas become exposed, thousands of new artifacts are being uncovered, leaving archaeologists scrambling to keep up and preserve what they can.
How is our changing modern world affecting our understanding of its history? Glacial archaeologist Martin Callanan and National Park Service Archaeologist Steve Daron discuss their shifting field with Here & Now's Peter O'Dowd.
This segment aired on September 7, 2015.