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TESTIMONY FOR THE ENVIRONMENT, ENERGY AND NATURAL RESOURCES 

 SUBCOMMITTEE OF THE COMMITTEE ON GOVERNMENT OPERATIONS 

 BY MR. JOHN T. LEARY AND MR. JAMES M. SOUBY 

 OF THE GRAND CANYON VISIBILITY TRANSPORT COMMISSION 



On behalf of Governor Fife Symington of Arizona, Chair of 

 the Grand Canyon Visibility Transport Commission we would like to 

 thank Chairman Synar and the Environment, Energy and Natural 

 Resources Subcommittee for giving us this opportunity to offer 

 testimony on the important issue of protecting environmental 

 resources in national parks and wilderness areas. 



The Grand Canyon Visibility Transport Commission 

 (Commission) was established by the Administrator Environmental 

 Protection Agency (EPA) pursuant to the Clean Air Act Amendments 

 (CAAA) of 1990. The Commission is charged with making 

 recommendations to the Administrator, by November 15, 1995, as to 

 what actions, if any, are necessary to protect visibility in 

 parks and wilderness areas on the Colorado Plateau. The 

 Commission's focus is on addressing visibility impairment 

 resulting from regional haze. 



The Commission consists of the Governors, or their 

 designees, of the States of Arizona, California, Colorado, 

 Nevada, New Mexico, Oregon, Utah and Wyoming; and, ex officio 

 members representing the U.S. Forest Service, the Bureau of Land 

 Management, the U.S. Park Service, the U.S. Fish and Wild Life 

 Service and EPA. The Commission has recently recommended to EPA 

 that three, tribal representatives be added to the Commission. 

 The Western Governors' Association serves as the administrative 

 agent for the Commission. 



The Commission has chosen to develop its recommendation 

 through a balanced, inclusive committee structure with 

 deliberations open to the public. Each Commissioner has a 

 representative on the Operations Committee which is charged with 

 providing management oversight of the Commission's work plan. 

 Under the Operations Committee are the Technical, Alternatives 

 Assessment and Communications Committees with the following 

 responsibilities : 



• The Technical Committee is charged with developing 

 analytical techniques, establishing data banks and performing 

 analyses that establish the relationship between emissions and 

 visibility impairment. The Committee contains Aerosol and 

 Visibility, Emissions Inventory, Meteorology, and Modeling 

 Subcommittees . 



• The Alternatives Assessment Committee is charged with 

 developing and analyzing emission management options in the 



