US Forest Service Rocky Mountain Region Forest Insect & Disease Aerial Survey Data Download

Metadata record for the USFS's insect and disease data; link in record. 1994 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.