The Board, subject to the approval of the Secretary, shall formulate principles, policies, and procedures to be followed with reference to both domestic and foreign geographic names; and shall decide the standard names and their orthography for official use. The principles, policies, and procedures formulated hereunder shall be designed to serve the interests of the Federal Government and the general public, to enlist the effective cooperation of the Federal departments and agencies most concerned, and to give full consideration to the specific interests of particular Federal and State agencies. Action may be taken by the Secretary in any matter wherein the Board does not act within a reasonable time. The Board may make such recommendations to the Secretary as it finds appropriate in connection with this chapter.