نتایج جستجو برای: patom forest management plan

تعداد نتایج: 1023986  

Forest fire models are generally used in different aspects of fire management and are helpful in understanding and prediction of fire behavior. Forest fires cause a significant damage for public property by destroying a large tract of forest.  This helps fire fighters to focus on an area with greater risk and to develop better substructure for fire fighter training and ultimately to plan fire-f...

2006
Ludmila M. Moskal Mark E. Jakubauskas Kevin P. Price Edward A. Martinko

Detailed knowledge of forest structure is an important component in research focusing on forest biodiversity monitoring, carbon budgeting studies, fire modelling and forest inventory estimation. In forest inventory mapping, high spatial resolution multispectral imagery are becoming a valuable and often a critical tool to effective forest resource management planning. In this research, we descri...

Journal: :MCFNS 2013
Brian G. Tavernia Mark D. Nelson Michael E. Goerndt Brian F. Walters Chris Toney

Large-scale and long-term habitat management plans are needed to maintain the diversity of habitat classes required by wildlife species. Planning efforts would benefit from assessments of potential climate and land-use change effects on habitats. We assessed climate and land-use driven changes in areas of closedand open-canopy forest across the Northeast and Midwest by 2060. Our assessments wer...

1999
Gold Christopher

Forest management decisions, because of the many conflicting issues involved, require many iterations to arrive at a feasible plan. Various optimization methods have been attempted to automate this process, but none have been widely accepted. A flight simulator’prototype has been developed, based on the exchange of ‘scenarios ', the current or proposed state of the forest. This simple approach ...

2008
Duncan Ray

Climate change is now one of the greatest global challenges, and research is underway to establish the likely impacts on all aspects of the environment. Forestry Commission Scotland has commissioned Forest Research to determine how forests and forestry in Scotland will be affected by climate change. This Research Note provides an initial synopsis of the likely impacts, with preliminary recommen...

Journal: :جنگل و فرآورده های چوب 0
رویا عابدی دانش آموخته دکترای جنگلداری/دانشکده منابع طبیعی، دانشگاه گیلان سید امیراسلام بنیاد استاد/دانشکده منابع طبیعی دانشگاه گیلان اسدالله شاه بهرامی دانشیار/دانشگاه گیلان

proper forest management needs quantitative and precise estimates of forest stands characteristics. remotely sensed imageries, due to accurate and broad spatial information, has become a cost-effective tool in forest management. classification of forest attributes and generation of thematic maps are among the common applications of remote sensing. the objective of this study was to optimize the...

Journal: :جنگل و فرآورده های چوب 0
بیت الله محمودی استادیار گروه جنگلداری دانشکدة منابع طبیعی و علوم زمین دانشگاه شهرکرد، شهرکرد، ایران احمد بازگیر دانشجوی دکتری جنگلداری دانشکدة کشاورزی دانشگاه لرستان، خرم آباد، ایران جهانگیر فقهی دانشیار گروه جنگلداری و اقتصاد جنگل دانشکدة منابع طبیعی دانشگاه تهران، کرج، ایران فاطمه جعفری کارشناس ارشد مدیریت کشاورزی دانشکدة منابع طبیعی دانشگاه تهران، کرج، ایران

one of the indicators of management and sustainability control of forest resources is the definition deforestation and degradation types. these factors hazard quantitative and qualitative of the iranian forests. in this study with integrated approach, different forms of forest degradation identified in the forest areas with a reviews of library resources and then investigation the degree of sta...

Journal: :iranian journal of public health 0
narges salehi shahrabi 1. faculty of management, university of tehran , tehran, iran. aliasghar pourezzat 2. dept. of public administration, faculty of management, university of tehran , tehran, iran. hossein mobaraki 3. dept. of management and resource development, tehran university of medical sciences , tehran, iran. shiva mafimoradi 3. dept. of management and resource development, tehran university of medical sciences , tehran, iran.

the centralization of human activities is associated with different pollutants which enter into environment easily and cause the urban environment more vulnerable. regarding the importance of air pollution issue for tehran metropolis, many plans and regulations have been developed. however, most of them failed to decline the pollution. the purpose of this study was to pathologically analyze air...

B. Sotoudeh Foumani S. Mohammadi Limaei T. Rostami Shahraji

The area of natural forest in Iran is approximately 12.4 million hectares, comprising 7.5%  of the total area of Iran. Forest management in the country was changed to the legislature after order of the Forest Nationalization Law in 1963. With  civilization development, pressure on forests was significantly increased. In the early  20th century a system of development planning began as a series ...

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