An e-bike resembles a regular bicycle, with its batteries and electric motor integrated into the bike's frame. Enthusiasts see e-bikes on national park trails as a great thing, but some traditional riders and environmentalists see big problems ahead.

Mark Arehart

Mark has been a host, reporter and producer at several NPR member stations in Delaware, Alaska, Washington and Kansas. His reporting has taken him everywhere from remote islands in the Bering Sea to the tops of skyscrapers overlooking Puget Sound. He is a diehard college basketball fan who enjoys taking walks with his dog, Otis.

National Parks Trying To Get A Handle On E-Bikes

Mark Arehart

Electric assisted bicycles are on trails in the national parks. Enthusiasts think that's a great thing, but some traditional riders and environmentalists see big problems ahead.