In this subchapter:
(1) Federal landThe term “Federal land” means—
any land in the National Forest System (as defined in section 1609(a) of this title) that is administered by the Secretary of Agriculture, acting through the Chief of the Forest Service; and
public lands (as defined in section 1702 of title 43), the surface of which is administered by the Secretary, acting through the Director of the Bureau of Land Management.
(2) Secretary concernedThe term “Secretary concerned” means—