Crews Working in Mammoth Cave National Park To Combat Invasive Species Above Ground
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While the main attraction is underground at Mammoth Cave National Park, there's quite a bit to see, enjoy, and learn from above ground at the Kentucky-based park. To preserve that setting, park crews are battling invasive trees that, if left unchecked, could pose a deadly threat to the native hardwood forests.
- By Kurt Repanshek - December 22nd, 2009 4:02am