نتایج جستجو برای: adopted by ecosystem conditions
تعداد نتایج: 7443738 فیلتر نتایج به سال:
today, environmental crisis and loss of natural resources are the principle causes of the creation of environmental management systems. the optimal management of natural resources requires the assessment and classification of ecological and environmental potentials. using this method, the abilities and restrictions of resources can be recognized, and their future trends can be predicted. nebka ...
Markov Decision Processes arise as a natural model for many renewable resources allocation problems. In many such problems, high stakes decisions with potentially catastrophic outcomes (such as the collapse of an entire ecosystem) need to be taken by carefully balancing social, economic, and ecologic goals. We introduce a broad class of such MDP models with a risk averse attitude of the decisio...
this study aims to investigate value conflicts between mothers and their daughters among families and influential factors on this conflict in yazd city. this study adopted a survey method and a questionnaire was used that its validity through construct validity (factor analysis) and its reliability by cronbach alpha were measured. the population of this study consists of all yazdian families th...
NATHAN L. STEPHENSON, CONSTANCE 1. MILLAR, AND DAVID N. COLE ex:panding human impacts suggest that hUlllan intervention in ecosystems may be essential to protect critical values in parks and wilderness areas. Ecological restoration has moved toward the forefront of stewardship policY and practice. As a case in point, National Park Service (2006: 37) management policies call for the restoration ...
Forging stronger linkages between geomorphology and ecosystem ecology depends, in part, upon developing common conceptualizations of an ecosystem. Because most ecosystem processes are scale dependent, the choice of boundaries is of profound importance to the conceptualization of an ecosystem and to the scope and validity of questions being asked within that ecosystem. Indeed, any conceptualizat...
Background During the past few decades several international initiatives have been adopted to promote the implementation of an Ecosystem Approach to Fisheries Management (EAFM). The 1995 FAO Code of Conduct for Responsible Fisheries has been developed as a reference framework for sustainable fisheries addressing ecosystem considerations, principles and goals needed for EAFM (Garcia & Cochrane, ...
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