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Table of Contents <br />1.0 INTRODUCTION......................................................................................................................1 <br />2.0 METHODOLOGY FOR VEGETATION SAMPLING / COMPARISON METHODS................................10 <br />2.1 Sample Site Selection / Location..........................................................................................10 <br />2.2 Determination of Ground Cover...........................................................................................10 <br />2.3 Determination of Woody Plant Density................................................................................12 <br />2.4 Determination of Current Annual Production........................................................................12 <br />2.5 Sample Adequacy Determination.........................................................................................13 <br />3.0 RESULTS...............................................................................................................................14 <br />3.1 East and West Pit Summary ...............................................................................................14 <br />3.1.1 2013 Results...................................................................................................................14 <br />3.1.2 2014 Results...................................................................................................................15 <br />3.2 Reference Areas................................................................................................................16 <br />3.2.1 Mountain Shrub Reference Area.......................................................................................16 <br />3.2.2 Sagebrush Reference Area...............................................................................................17 <br />4.0 SUCCESS EVALUATION.........................................................................................................25 <br />4.1 Ground Cover....................................................................................................................25 <br />4.2 Production.........................................................................................................................26 <br />4.3 Diversity ............................................................................................................................27 <br />5.0 LITERATURE CITED....................................................................................................................29 <br />List of Maps <br />Map 1 Colowyo Mine Phase III Evaluation Area.....................................................................................2 <br />Map 2 Colowyo Mine Phase III Shrub Patches.......................................................................................3 <br />Map 3 Colowyo Mine Phase 111 2013 Sampling Points............................................................................4 <br />Map 4 Colowyo Mine Phase 111 2014 Sampling Points............................................................................5 <br />Map 5 Colowyo Mine Phase III Sagebrush Reference Area 2013............................................................6 <br />Map 6 Colowyo Mine Phase III Mountain Shrub Reference Area 2013 .....................................................7 <br />Map 7 Colowyo Mine Phase III Sagebrush Reference Area 2014............................................................8 <br />Map 8 Colowyo Mine Phase III Mountain Shrub Reference Area 2014 .....................................................9 <br />July 2015 Page i <br />