نتایج جستجو برای: environmental areas in districtand regional levels
تعداد نتایج: 17122167 فیلتر نتایج به سال:
BACKGROUND Protected areas, regarded today as a cornerstone of nature conservation, result from an array of multiple motivations and opportunities. We explored at global and regional levels the current distribution of protected areas along biophysical, human, and biological gradients, and assessed to what extent protection has pursued (i) a balanced representation of biophysical environments, (...
Introduction: Huemul (Hippocamelus bisulcus Molina) is the most threatened flag species of Southern Patagonia, where conservation efforts were not effective to avoid the retraction of its distribution area. Habitat quality modeling can assist to design better management strategies for regional conservation planning. The objective was to elaborate one habitat suitability map for huemul, defining...
House is considered not only as one of the main needs of human beings but also as one of the best determining characteristics of living standard. Housing shortages is one of the most acute problems next to the rapid growth of the large cities and their suburbs in developing countries. These cities take all the opportunities, services and the funds Which a country has to offer,, Despite this ...
Одним из инструментов экологической политики в разных государствах является создание сети особо охраняемых природных территорий (ООПТ). Кроме сохранения биоразнообразия многие объекты ООПТ выполняют туристско-рекреационную функцию. Обычно система имеет два уровня: государственный и региональный. В статье проводится анализ регионального уровня Австралийского Союза. Объектом анализа стали структу...
Note: The views expressed in this discussion paper are those of the author and are not necessarily those of the members or staff of the Puget Sound Regional Council. 2 Informational Paper on "Compact Growth and Adverse Health Impacts" This paper was developed by University of Washington Doctoral Student Gail Sandlin under a contract with the Puget Sound Regional Council. The scope of the contra...
Today, sustainable placement is one of the main approaches of urban planners and regional planners. The purpose of this study was to design and fit a consolidated model of localization of densely populated areas with emphasis on environmental balance. The purpose of this research is practical and it is a survey-analysis type. At first, according to the theoretical foundations, the research back...
Investigation about the influence of land-cover and land use changes on soil erodibility potential, case study: Gharesou, Gorganrood Land use and land cover (LUC) change associated with climatic and geomorphologic conditions of the area have an accelerating impact on the land degradation. Natural as well as human-induced land use land cover change (LUCC) has significant impacts on regional soi...
Note: The views expressed in this discussion paper are those of the author and are not necessarily those of the members or staff of the Puget Sound Regional Council. 2 Informational Paper on "Compact Growth and Adverse Health Impacts" This paper was developed by University of Washington Doctoral Student Gail Sandlin under a contract with the Puget Sound Regional Council. The scope of the contra...
background: to prevent the adverse health effects of noise pollution and to achieve the recommended standards, assessment of noise levels in the cities is essential. the aim of this study was to evaluate noise pollution levels (npls) in isfahan, iran and compare them with recommended standard values. materials and methods: a total number of 19 measurement points were selected from most congeste...
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