© 2022 Iowa Public Radio
IPR20012_Website_Header_Option2_NewsNavy.png
Play Live Radio
Next Up:
0:00
0:00
Available On Air Stations

Dying Caverns in Arizona

Despite huge effort to protect them, Arizona's newly opened Karchner Caverns are dying. NPR's Howard Berkes asks, can it be fixed?

Copyright 2000 NPR