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These data are provided by Bureau of Land Management (BLM) "as is" and may contain errors or omissions. The User assumes the entire risk associated with its use of these data and bears all responsibility in determining whether these data are fit for the User's intended use. The User is encouraged to carefully consider the content of the metadata file associated with these data.
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2010 USDA Forest Service, Rocky Mountain Region Aerial Detection Survey Data. This data depicts the occurrence and location of forest insect, disease, and other biotic and abiotic causes of tree mortality and tree damage. Aerial survey data is collected by observing areas of tree damage or tree mortality from an aircraft and manually recording the information onto a map. Due to the nature of aerial surveys, this data will only provide rough estimates of location, intensity and the resulting trend information for agents detectable from the air. Many of the most destructive diseases are not represented in the data because these agents are not detectable from aerial surveys. The data presented should only be used as...


map background search result map search result map BLM REA MIR 2011 Forest Mortality Report Spruce Beetle Forest Mortality Index BLM REA MIR 2011 Mountain Pine Beetle Infestations BLM REA MIR 2011 Mountain Pine Beetle Infestations BLM REA MIR 2011 Forest Mortality Report Spruce Beetle Forest Mortality Index