Ecosystem services. Benefits people obtain from ecosystems, including:
(1) Provisioning services, such as clean air and fresh water, energy, fuel, forage, fiber, and minerals;
(2) Regulating services, such as long term storage of carbon; climate regulation; water filtration, purification, and storage; soil stabilization; flood control; and disease regulation;
(3) Supporting services, such as pollination, seed dispersal, soil formation, and nutrient cycling; and
(4) Cultural services, such as educational, aesthetic, spiritual and cultural heritage values, recreational experiences, and tourism opportunities.
36 CFR § 219.19
Definitions of the special terms used in this subpart are set out as follows.