This fire is no cause for panic. Image courtesy of Eric Kronner, Prescribed Fire Specialist at Blackwater National Wildlife Refuge

VIDEO: Prescribed Burns Consume 1,700 Acres of Marsh (But it’s a Good Thing)

A passerby could be quite alarmed by the sight: nearly 2,000 acres of marshland in the treasured Blackwater National Wildlife Refuge going up in flames. It’s actually an age-old technique environmentalists use to build the marsh back up better than before. Cheryl Costello gives us a close-up look at how prescribed fire specialists keep this practice under control. Watch below: