Environmental Impact - Environmental assessments (EIS etc.)

Dunaway, D. J. (1971). Human disturbance as a limiting factor of Sierra Nevada Bighorn Sheep. Transactions of the first North American wild sheep conference. Fort Collins, CO.

Abstract

Disturbance caused by human recreation is suggested as a factor limiting populations of bighorn sheep in California. Three populations that have declined were in areas of increased recreational use; two other stable populations have suffered less disturbance by recreationists.

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