The Interdependence of Forest Conservation and Forestry Education.

نویسنده

  • J W Toumey
چکیده

THE economic and industrial development of the western continent is comparatively recent. The abundance of the natural resources in the new world made the consideration of their exhaustion a subject of little public interest. The increasing rapidity in the depletion of these resources, particularly in the most populous and best industrially developed of the American republics, has within recent years emphasized the need of foresight in dealing with them. The United States has been the foremost of the western nations in urging the conservation of national resources through better use and in enacting national and state laws regulating use. When a nation is new and sparsely populated the necessary encouragement for industrial expansion and increased population makes governmental regulation of forest and other natural resources less essential. There comes a time, however, in the life of every nation when future needs must be safeguarded from present private greed. When this time comes a change must be initiated in the method of handling these resources. The recognition of this principle caused the United States in 1891 radically to change her policy regarding the unoccupied national domain and begin the establishment and organization of national forests. Prior to this time practically all of the forests in the entire country could be exploited without regard for a second crop, because nearly all timberland was o n A pr il 14 , 2 01 7

برای دانلود رایگان متن کامل این مقاله و بیش از 32 میلیون مقاله دیگر ابتدا ثبت نام کنید

ثبت نام

اگر عضو سایت هستید لطفا وارد حساب کاربری خود شوید

منابع مشابه

Biophysical control of whole tree transpiration under an urban environment in Northern China

Key Laboratory Soil and Water Conservation and Desertification Combating, Ministry of Education, College of Soil and Water Conservation, Beijing Forestry University, Beijing 100083, PR China College of Landscape Architecture and Ornamental Horticulture, Beijing Forestry University, Beijing 100083, PR China c The Ecosystems Center, Marine Biological Laboratory, Woods Hole, MA 02543, USA Raleigh ...

متن کامل

Factors Affecting the Sustainable Forest Management

The major purpose of this study is to assess the perception of managers in the Forest, Range and WatershedOrganization. It is an applied study by using descriptive–correlative method. A questionnaire was developedand data collected from 105 respondents. The validity and reliability of questionnaires was verified. Theresults of study show that there was a relationship between educational level, ...

متن کامل

Evaluation of different sampling method to study of tree density (tree/hectare) in the Zagros forest

For maintaining of Zagros forests role in wild life, water and soil conservation, the suitable solutions and methods for assessing the existing conditions and planning for management of this forests should be given. To detection of suitable sampling method to study tree density in the northern Zagros forest, Blake forest, in Baneeh region, Kurdistan province, and west of Iran was selected. 40 s...

متن کامل

Displaced in Nature: The Cultural Production of (Non-)Place in Place-Based Forest Conservation Pedagogy

This study examines spatial practices in a forest conservation education program that incorporates place as a tool to teach environmental and forestry issues to schoolchildren and connect them with nature. By analyzing educational forests, ‘‘talking-tree trails,’’ classes taught to children, and how visitors move throughout the sites, this paper argues that people and practices within the fores...

متن کامل

Enhanced Solubility and Bioavailability of Apigenin via Preparation of Solid Dispersions of Mesoporous Silica Nanoparticles

In this study, a novel mesoporous silica nanoparticles drug carrier contributes to improving the solubility, dissolution, and the oral bioavailability of apigenin (AP). The apigenin of solid dispersion of mesoporous silica nanoparticles (AP-MSN) was prepared by physical absorption method and also, in-vitro drug release and in-vivo bioavailability performance were evaluated. Based on its solubil...

متن کامل

ذخیره در منابع من


  با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید

عنوان ژورنال:
  • Science

دوره 44 1132  شماره 

صفحات  -

تاریخ انتشار 2005