; and (B) $1,000,000 to carry out subsection (c); and (2) such sums as are necessary to carry out this section for each fiscal year thereafter. II Generating Demand For Native Plant Materials 201. Policy for use of locally adapted native plant materials by Department of Agriculture and Department of the Interior (a) Policy In carrying out a land management activity on Federal land, including maintenance and restoration in response to degradation caused by human activity or natural events (such as fire, flood, or infestation), it is the policy of the United States that, to the extent practicable, the Secretary of Agriculture, acting through the Chief of the Forest Service, or the Secretary of the Interior, acting through the heads of land management agencies of the Department of the Interior, as appropriate (referred to in this section as the Secretary concerned ), shall give preference to the use of locally adapted plant materials of native plant species. (b) Implementation The Secretary concerned shall— (1) implement the policy established by subsection (a) through appropriate administrative actions; and (2) specifically identify situations in which the use of plant materials of nonnative plant species may be warranted, including situations in which— (A) emergency conditions require the protection of basic resource values; (B) an interim, nonpersistent measure is needed to aid in the reestablishment of native plant species; (C) plant materials of native plant species are not reasonably available