Forests and forestry - - United States - - Mensuration - - Climatic factors. ;<br> Greenhouse effect, Atmospheric - - United States.
The Forest and Rangeland Renewable Resources Planning Act of 1974 (RPA), P.L. 93-378, 88 Stat. 476, as amended, directed the Secretary of Agriculture to prepare a Renewable Resources Assessment by December 31, 1975, with an update in 1979 and each...
Outdoor recreation - - Government policy United States. ;<br> Wilderness areas - - United States - - Recreational use. ;<br> Recreation areas - - United States.
The Forest and Rangeland Renewable Resources Planning Act of 1974 (RPA), P.L. 93-378, 88 Stat. 476, as amended, directed the Secretary of Agriculture to prepare a Renewable Resources Assessment by December 31, 1975, with an update in 1979 and each...
Lumber trade - - United States Forecasting. ;<br> Timber - - United States - - Forecasting. ;<br> Forests and forestry - - United States - - Forecasting.
he Forest and Rangeland Renewable Resources Planning Act of 1974 (RPA), P.L. 93-378, 88 Stat. 475, as amended, directed the Secretary of Agriculture to prepare a Renewable Resources Assessment by December 31, 1975, with an update in 1979 and each...