The Congress finds that the Youth Conservation Corps has demonstrated a high degree of success as a pilot program wherein American youth, representing all segments of society, have benefited by gainful employment in the healthful outdoor atmosphere of the national park system, the national forest system, other public land and water areas of the United States and by their employment have developed, enhanced, and maintained the natural resources of the United States, and whereas in so doing the youth have gained an understanding and appreciation of the Nation’s environment and heritage equal to one full academic year of study, it is accordingly the purpose of this subchapter to expand and make permanent the Youth Conservation Corps and thereby further the development and maintenance of the na