نتایج جستجو برای: ecological vulnerability
تعداد نتایج: 141973 فیلتر نتایج به سال:
The goal of ecosystem management is to provide a sustainable flow of multiple ecosystem services to society today and in the future. As an integral component of natural resource stewardship, ecosystem management recognizes the integrated nature of social–ecological systems, their inherent complexity and dynamics at multiple temporal and spatial scales, and the importance of managing to maintain...
Researchers studying on adaptation and resilience of systems mainly seek to reduce the vulnerability of extremely complex social-ecological systems against potential changes. Since major portion of natural resources of Iran is interrelated with various users and social groups. Present study focused upon the necessity of studying structural characteristics of social capital of rangeland users in...
Coastal area constitutes a vulnerable environment and requires special attention to preserve ecosystems human activities therein. To this aim, many studies have been devoted both in past recent years analyzing the main factors affecting coastal vulnerability susceptibility. Among most used approaches, Vulnerability Index (CVI) accounts for all relevant variables that characterize dealing with: ...
forest ecosystems that have spent a long time to mature, offer important goods and services to humanity. hence, utilization and exploitation of these resources should be based on careful assessment of their ecological value and potential. ecological land evaluation is an approach based on land quality, vulnerability and potential assessment for different acceptable uses drawing upon related mod...
Chronic non-communicable diseases constitute the highest burden of morbidity and mortality in world is responsible for 63% deaths worldwide. In Brazil, they still represent country. Thus, objective study was to identify areas risk protection premature from chronic according social vulnerability city Ribeirão Preto 2010 2014. This an ecological, quantitative which, through method spatial scannin...
BACKGROUND Pakistan is highly vulnerable to climate change due to its geographic location, high dependence on agriculture and water resources, low adaptive capacity of its people, and weak system of emergency preparedness. This paper is the first ever attempt to rank the agro-ecological zones in Pakistan according to their vulnerability to climate change and to identify the potential health rep...
Many physical diseases have been reported to be associated with psychosocial factors. In these diseases, assessment relies mainly on subjective symptoms in natural settings. Therefore, it is important to assess symptoms and/or relationships between psychosocial factors and symptoms in natural settings. Symptoms are usually assessed by self-report when patients visit their doctors. However, self...
Ecological momentary assessment and/or experience sampling methods are increasingly used in health studies to study subjective experiences within changing environmental contexts. In these studies, up to 30 or 40 observations are often obtained for each subject. Because there are so many measurements per subject, one can characterize a subject's mean and variance and can specify models for both....
BACKGROUND There is no safe concentration of radon gas, but guideline values provide threshold concentrations that are used to map areas at higher risk. These values vary between different regions, countries, and organizations, which can lead to differential classification of risk. For example the World Health Organization suggests a 100 Bq m(-3)value, while Health Canada recommends 200 Bq m(-3...
The natural environment has become a public issue of high priority. One of the great challenges to the management of firms today is achieving a balance between the economic, social and ecological dimensions. Managers and organizations are learning that dealing with ecological issues seriously is part of their responsibility. In this paper, the inherent rationality of an ecologically oriented ap...
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