Dozens of people have to be rescued each year at Michigan's Sleeping Bear Dunes. Not from the water - but from the sand! Rescues can cost tourists up to $3000!
Dune researchers Kevin McKeehan and Alan Arbogast are trying to determine why increasing vegetation is taking hold of Michigan's sand dunes and its lasting effects.
Dune researchers Kevin McKeehan and Alan Arbogast are using repeat photography to determine why increasing vegetation is taking hold of Michigan's sand dunes.