Excerpt from Soil and Water Conservation News, Vol. 4: March, 1984 Using the natural resources of the United States wisely is a major chal lenge of the eighties, Secretary Block said in the foreword to the yearbook. He said the new yearbook gives an idea of what's involved in that challenge, and how the Nation can meet it. About the Publisher Forgotten Books publishes hundreds of thousands of rare and classic books. Find more at www.forgottenbooks.com This book is a reproduction of an important historical work. Forgotten Books uses state-of-the-art technology to digitally reconstruct the work, preserving the original format whilst repairing imperfections present in the aged copy. In rare cases, an imperfection in the original, such as a blemish or missing page, may be replicated in our edition. We do, however, repair the vast majority of imperfections successfully; any imperfections that remain are intentionally left to preserve the state of such historical works.