WestLand Resources, Inc. (WestLand) was retained by Rosemont Copper Company (Hudbay) to describe and map vegetation associated with Empire Gulch and Cienega Creek to further define the baseline conditions in these areas, including identification of recent trends. The exercise involved the evaluation of satellite imagery to identify the relative amount of vegetation present from 1995 through 2014 and document whether any significant trends during this period were evident. The methods used for the evaluation and the key results are provided in the following sections.
WestLand Resources Inc. 2015f. NDVI Comparison for Select Riparian Areas in Empire Gulch and Cienega Creek. Project No. 1049.14. Prepared for Rosemont Copper Company. Tucson, Arizona: WestLand Resources Inc. January 30.