The Nation's Renewable Resources: An Assessment, 1975, as Required by the Forest and Rangeland Renewable Resources Planning Act of 1974The Service, 1975 - 385 halaman |
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Halaman ix
... Alaska , by ownership and ecosystem , 1974 --- 4 - 1 - Measures of population and economic growth , selected years 1920-74 , with projections to 2020 THE FOREST AND RANGE LAND BASE 10 - 1 Land and inland water areas of the United States ...
... Alaska , by ownership and ecosystem , 1974 --- 4 - 1 - Measures of population and economic growth , selected years 1920-74 , with projections to 2020 THE FOREST AND RANGE LAND BASE 10 - 1 Land and inland water areas of the United States ...
Halaman xi
... Alaska , by ownership , grazed and ungrazed , 1974 -- - --- Average production of browse and herbage from forest range in the contiguous United States , by ownership and ecogroup , 1970 Wood growth and average hydrologic outputs from ...
... Alaska , by ownership , grazed and ungrazed , 1974 -- - --- Average production of browse and herbage from forest range in the contiguous United States , by ownership and ecogroup , 1970 Wood growth and average hydrologic outputs from ...
Halaman 2
... Alaska . Most of the remainder is in the States stretching westward from the Great Plains to the Pacific Coast . Commercial timberlands are more widely distributed and with the exception of the Great Plains and some of the Southwest ...
... Alaska . Most of the remainder is in the States stretching westward from the Great Plains to the Pacific Coast . Commercial timberlands are more widely distributed and with the exception of the Great Plains and some of the Southwest ...
Halaman 2
... Alaska . Most of the remainder is in the States stretching westward from the Great Plains to the Pacific Coast . Commercial timberlands are more widely distributed and with the exception of the Great Plains and some of the Southwest ...
... Alaska . Most of the remainder is in the States stretching westward from the Great Plains to the Pacific Coast . Commercial timberlands are more widely distributed and with the exception of the Great Plains and some of the Southwest ...
Halaman 3
... to some estent by some type of tree cover , and many forests were fully stocked or even overstocked in terms of all live trees . ( 6 ) The Nation's forest and range lands have 3 Forest and rangeland in Alaska, by ownership and ecosystem,
... to some estent by some type of tree cover , and many forests were fully stocked or even overstocked in terms of all live trees . ( 6 ) The Nation's forest and range lands have 3 Forest and rangeland in Alaska, by ownership and ecosystem,
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Edisi yang lain - Lihat semua
Istilah dan frasa umum
activities Agriculture Alaska anadromous animal unit months annual assumptions average beef Billion Billion billion board feet billion cubic feet billion gallons camping Colorado commercial timberland consumption contiguous United costs Douglas-fir ecogroup economic ecosystems estimated Exports Federal lands feed grains fish forage forest and range forest land Forest Service forest-range gallons a day gallons per day grasslands gross national product growing stock growth habitat hardwood harvest hunters hunting important improved income increase industrial inventory livestock logging medium projection million acres Mississippi Nation's Range National Forest System off-road vehicle Outdoor Recreation ownership particleboard percent pine plywood Ponderosa pine population potential projected demands projections of demand projections to 2020 pulp pulpwood range grazing range land Range Resources Region relative prices roundwood sawtimber skiers softwood Source species timber timber products timber supplies Total trails trends U. S. Department U. S. forests visitor waterfowl Western Wilderness Wilderness Act wildlife
Bagian yang populer
Halaman 118 - A wilderness, in contrast with those areas where man and his own works dominate the landscape, is hereby recognized as an area where the earth and its community of life are untrammeled by man, where man himself is a visitor who does not remain.
Halaman 118 - An area of wilderness is further defined to mean in this act an area of undeveloped federal land retaining its primeval character and influence, without permanent improvements or human habitation, which is protected and managed so as to preserve its natural conditions and which ( 1 ) generally appears to have been affected primarily by the forces of nature, with the imprint of man's work substantially unnoticeable; (2) has outstanding opportunities for solitude or a primitive and unconfined type...
Halaman 119 - In order to assure that an increasing population, accompanied by expanding settlement and growing mechanization, does not occupy and modify all areas within the United States and its possessions, leaving no lands designated for preservation and protection in their natural condition, it is hereby declared to be the policy of the Congress to secure for the American people of present and future generations the benefits of an enduring resource of wilderness.
Halaman 45 - ... (3) Recreational river areas — those rivers or sections of rivers that are readily accessible by road or railroad, that may have some development along their shorelines, and that may have undergone some impoundment or diversion in the past.
Halaman 119 - Act, each agency administering any area designated as wilderness shall be responsible for preserving the wilderness character of the area and shall so administer such area for such other purposes for which it may have been established as also to preserve its wilderness character.
Halaman 144 - conserve", "conserving", and "conservation" mean to use and the use of all methods and procedures which are necessary to bring any endangered species or threatened species to the point at which the measures provided pursuant to this chapter are no longer necessary.
Halaman 118 - Federal land retaining its primeval character and influence, without permanent improvements or human habitation, which is protected and managed so as to preserve its natural conditions and which (1) generally appears to have been affected primarily by the forces of nature, with the imprint of man's work substantially unnoticeable; (2) has outstanding opportunities for solitude or a primitive and unconfined type of recreation; (3) has at least five thousand acres of land or is of sufficient size as...
Halaman 118 - Wilderness' has a deceptive concreteness at first glance. The difficulty is that while the word is a noun it acts like an adjective. There is no specific material object that is wilderness. The term designates a quality (as the '-ness...
Halaman 45 - Those rivers or sections of rivers that are free of impoundments and generally inaccessible except by trail, with watersheds or shorelines essentially primitive and waters unpolluted. These represent vestiges of primitive America.
Halaman 144 - It is further declared to be the policy of Congress that all Federal departments and agencies shall seek to conserve endangered species and threatened species and shall utilize their authorities in furtherance of the purposes of this Act.