نتایج جستجو برای: protected natural landscape

تعداد نتایج: 593018  

Journal: :محیط زیست طبیعی 0
مهدی شیخ گودرزی دانشجوی کارشناسی ارشد محیط زیست، دانشکده منابع طبیعی، دانشگاه تهران، ایران افشین علیزاده شعبانی استادیار محیط زیست، دانشکده منابع طبیعی، دانشگاه تهران، ایران عبدالرسول سلمان ماهینی دانشیار محیط زیست، دانشکده شیلات و محیط زیست، دانشگاه گرگان، ایران جهانگیر فقهی دانشیار جنگلداری، دانشکده منابع طبیعی، دانشگاه تهران، ایران

human activities induced changes in land cover/use have extensive impacts on the landscape. in recent years, these changes had an increasingly growth due to irrational use of the natural resources in iran. hence, considering the negative effects of the inappropriate use of land and land-use change, understanding of the landscape changes over time is necessary to planning and implementation of s...

One of the primary goals of conservation portfolio selection approaches is to create   a functional landscape or network of sites that can  support all elements of biodiversity and minimize the  environmental risk to critical habitats and species. As human activities, especially roads network development, can be regarded as one of the most important risk elements for the valuable habitats and s...

2011
Robin L. Cox Emma C. Underwood

Mediterranean-type ecosystems constitute one of the rarest terrestrial biomes and yet they are extraordinarily biodiverse. Home to over 250 million people, the five regions where these ecosystems are found have climate and coastal conditions that make them highly desirable human habitats. The current conservation landscape does not reflect the mediterranean biome's rarity and its importance for...

2016
Annalee S. Hadsall Michelle DR. Alejado Ariel R. Larona Ivy Amor F. Lambio

A new species, Strongylodon juangonzalezii Hadsall, Alejado & Cajano, collected from Buenavista Protected Landscape, Mulanay, Quezon, is hereby described. The new species is remarkable for its plagiotropic dense inflorescence made up of 27-31 flowers per cluster in a lateral branch. Flowers are lilac when young, then gradually turn blue when mature. A comparison of the morphology of Strongylodo...

2014
Zdeněk Vacek Stanislav Vacek Jan Král Jiří Remeš Eric J. Jokela

The paper presents the results of a study on tree regeneration of forest stands in the Černý důl Nature Reserve, which is situated in the Orlické hory Mountains Protected Landscape area in the Czech Republic. Research was conducted in a spruce-beech stand with an admixture of silver fir, sycamore maple and rowan on two comparative permanent research plots (PRPs) (PRP 1—fenced enclosure and PRP ...

Journal: :محیط شناسی 0
ایمان سعیدی مربی گروه مهندسی فضای سبز، دانشکدۀ کشاورزی، دانشگاه ملایر حسن دارابی استادیار گروه مهندسی طراحی محیط، دانشکدۀ محیط زیست، دانشگاه تهران محسن گودرزی مربی گروه مهندسی فضای سبز، دانشکدۀ کشاورزی، دانشگاه ملایر

introduction elderly is a period of human life cycle. men need especial heath and spiritual care in aging stage.elder sanatorium is one of care providers introduced for aging people nursery and accommodation. elder sanatoriums are symbols of aging people isolation in iran. it is reflect of society tendency to ostracizethis class of society. loneliness, boredom, frustration and helpless imposed ...

Journal: :Climate 2021

Protected areas, such as natural World Heritage sites, RAMSAR wetlands and Biosphere Reserves, are ecosystems within landscapes. Each site meets certain criteria that allow it to qualify a heritage or protected area. Both climate change human influence (e.g., incursion, increased tourist visitation) altering biophysical conditions at many sites. As result, sites falling outside the for their or...

Journal: :Sustainability 2023

The sustainable development of tourism in protected areas and the planning its is extremely important for mountain regions. local population tourists have a very role this process. Therefore, surveys visitor satisfaction represent basis research. Vršac Mountains Outstanding Natural Landscape (ONL) could significant destination tourism. This mountainous area characterized by favorable geographic...

Journal: :Environmental management 2013
Urs Gimmi Volker C Radeloff

The concept of naturalness was developed to assess to what degree landscapes represent a natural state. Protected areas are often regarded as the remnants of untouched landscapes although many landscapes commonly perceived as pristine have a long history of human impact. Here, we introduced a historical perspective into the concept of naturalness and the analysis of the effectiveness of protect...

تقوایی, حسن, سمیاری, امیر,

The Landscape Architecture program in the educational and research system of Iran is no more than two decades old. As a professional discipline, its theoretical and practical grounds need to be developed to assist in training professionals and localization purposes. Also, training for design, as the core of the pedagogy and practice in landscape architecture, requires the broadening of concepts...

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