Land use. Colorado Pitkin County-example that state land use regulations can work. Post Ag 22, 1976 p.34 U.S. Forest Service adopts cautious policy in regard to new ski developments in Colo. RM 0 31, 1976 P-5,25 Alan Merson, chairman of Land Use Commission says land use decisions will continue to be made at local level Post D 2, 1976 p.38 Bill barring Colo. Land Use Commission frown stepping into local land use disputes on its own authority receives preliminary passage in house. Post Ap 14, 1977 p.3 RMM Ap 14, 1977 p 8