The degree to which the action may establish a precedent for future actions with significant effects or represents a decision in principle about a future consideration. Significance exists if it is reasonable to anticipate a cumulatively significant impact on the environment. Significance cannot be avoided by terming an action temporary or by breaking it down into small component parts. The degree to which the action may adversely affect an endangered or threatened species or its habitat that has been determined to be critical under the Endangered Species Act of 1973. 1508.26 Special expertise.
Special expertise means statutory responsibility, agency mission, or related program experience.