Revision History for USGS Open-File Report 2010-1135 Edwin Pfeifer, Jana Ruhlman, Barry Middleton, Dennis Dye, and Alex Acosta Initial Results from a Study of Climatic Changes and the Effect on Wild Sheep Habitat in Selected Study Areas of Alaska ----------------------------------------------------- Posted online at http://pubs.usgs.gov/of/2010/1135/ July 1, 2010 -----------------------------------------------------