Now ecologists are calling in bulldozers to rip them up. By Ben Goldfarb A logging road in Montana’s Lolo ... In 2002, Switalski, an ecologist who’d cut his teeth studying Yellowstone ...

Samuel Peñafiel, regional executive director of the Department of Environment and Natural Resources (DENR), said one piece of evidence on this is the presence of spur roads for use of bulldozers ...

passes by on a remote logging road. Meanwhile in Maryland, engineers from Robotic Research Autonomous Industries (RRAI) watch the lynx on screens set up to monitor the performance of the autonomous ...