Regulacje i polityka gospodarcza · 11/12/2003
National Park Service Introduces New Regulations for Winter Recreation in Yellowstone and Grand Teton National Parks
The National Park Service has issued new regulations to manage winter visitation and recreational use in Yellowstone and Grand Teton National Parks, and the John D. Rockefeller, Jr., Memorial Parkway, in an effort to minimize the impacts of oversnow motorized recreation.