The environmental carrying capacity of marine resources in. Progress of resources and environmental carrying capacity. Fuzzy comprehensive evaluation was conducted using ahpentropy weight method. Pdf an ecological perspective on carrying capacity. The carrying capacity of a biological species in an environment is the maximum population size of the species that the environment can sustain indefinitely, given the food, habitat, water, and other necessities available in the environment. In this study, classification and regression tree models were applied for estimating potential normalized difference vegetation index pndvi based on climate variables. Environmental carrying capacity and tourism development in the maldives and nepal. Contents page abstract ii list of figures vii list of tables ix acknowledgments x sections i conclusions 1 ii recommendations 3 iii carrying capacity. An obstacle degree model was adopted to analyse the ecc and related factors. This research aims to expand a framework for investigation of urban. While carrying capacity in general refers to the number of individuals an area can sustain given the habitat, ecologically.
It argues that prevailing economic assumptions regarding urbanisation and the sustainability of cities must be revised in light of global ecological. Evaluating resources and environmental carrying capacity recc plays an important role in sustainable regional development. View carrying capacity and ecological footprint research papers on academia. In practice, the carrying capacity is challenging to quantify, likely varies over time, and may not be represented by the actual population size. Combining with the demand of sustainable development, introduce the advantages and. For this purpose, the first step was to identify the effective factors in determining the ecological potentials and pressures. Multisource ecological resilience and ecological pressure factors were extracted. Calculating ecological carrying capacity of shellfish aquaculture using massbalance modeling.
Download limit exceeded you have exceeded your daily download allowance. Based on an evaluation of ecological carrying capacity ecc, we have constructed a three. The multiple challenges for quantitative assessment of ecological balance have stimulated the development of tools to support. Ecological footprints and appropriated carrying capacity. Carrying capacity in regional environmental management. A comparative analysis on assessment of land carrying. The concept of an ecological carrying capacity is that availability of resources in the environment limits the size of the population that can be supported in a certain area. What urban economics leaves out article pdf available in environment and urbanization 42. Environmental carrying capacity and resources carrying capacity is almost the same, both of which consider not only. For example, based on ecological footprint theory, peng et al. Research on ecological environmental carrying capacity in. Evaluation of ecological carrying capacity of resource. Wildlifecampus wildlife management course this course material is the ed intellectual property of wildlifecampus.
Resources development and tourism environmental carrying. Even if an ecological carrying capacity can be defined, the experiences of these two. Land carrying capacity lcc explains whether the local land resources are effectively used to support economic activities andor human population. Carrying capacity will not be sustainable unless it is based on the utilization of resources in a re newable way. Jixi, gao, 2001 considered that the ecological carrying capacity is the capacity of. Carrying capacity tools for use in the implementation of. The concept of carrying capacity is rooted in demography, biology, and applied ecology 2.
An ecological footprint is therefore the inverse of carrying capacity and provides a quantitative estimate of human carrying capacity. All of these are comprehensive carrying capacity, except a slight difference. Analysis of ecological carrying capacity using a fuzzy. Pdf ecological carrying capacity of public green spaces. The ecological footprint analysis for assessing carrying.
Available formats pdf please select a format to send. Urban ecological carrying capacity is an important criterion for measuring the ecological sustainable development capacity of cities. When a species grows rapidly over the carrying capacity of its environment i. Environmental carrying capacity and tourism development in. Taking shanghai, ningbo, and nantong in the offshore areas of the yangtze river economic belt in china as the examples, this paper attempts to analyze systematically the development of environmental carrying capacity ecc of marine resources on the basis of constructing an evaluation index system. It is urgent to explore the potential ecological carrying capacity pecc of regions where the study of ecological carrying capacity ecc is difficult to meet the realworld requirements of building an ecological civilization. Ecological carrying capacity of the area and for their resident species. Pdf resources and environmental carrying capacity using. Research of ecological carrying capacity comprehensive. Ecological carrying capacity is defined as the magnitude of aquaculture production that can be supported without leading to significant changes to ecological processes, species, populations, or communities in the environment.
Taking huaibei city, anhui province as an example, this article selects 10 indicators of ecological carrying capacity, support capacity, and pressure to construct a comprehensive evaluation index system of ecological carrying capacity. Even if an ecological carrying capacity can be defined, the experiences of these two countries indicate that impacts on local communities may well exceed socalled cultural carrying capacity. A fundamental question for ecological economics is whether remaining. The extent to which ecological footprint assessments can be compared is dependant upon the availability and quality of data used in each assessment, the analytical methods and tools that have been applied, and the way in which the findings are reported. Carrying capacity is a wellknown ecological term that has an obvious and fairly intuitive meaning. The ecological carrying capacity of a tourist resource is the. In support layer, ecological carrying capacity of the nature itself is the main part, comprehensive evaluation model lists some native indicators of ecological carrying capacity, but neglects special role of advanced technology in promoting ecological carrying capacity. A loadcarrier perspective examination on the change of. Lcc can be evaluated commonly with two approaches, namely ecological footprint analysis efa and the index. Economic growth and human activities challenge the regional harmony of the economy and environment.
Ecological carrying capacity an overview sciencedirect. Rees encyclopedia of life support systems eolss by contrast, many ecologists and earth scientists insist that human carrying capacity. By the various explanation of ecological footprint and carrying capacity that have been defined, the authors define the ecological footprint of industrial zone as fol lows. The indicators of ecological carrying capacity comprehensive evaluation model was deeply analyzed and studied. The results showed that the ecological footprint per capita had increased two times from 20012008, which was from 0. One of the solutions concerning this matter is the environmental carrying capacity ecc concept and tool for sustainable development of human settlements edelman. An overall view of the study methods of ecological carrying capacity will show that ecological carrying capacity comprehensive evaluation method plays a very.
A regional ecological carrying capacity ecc assessment system was established. Unesco eolss sample chapters introduction to sustainable development carrying capacity and sustainability. Jiaji, wang, 2000 considered that the ecological carrying capacity is the objective reflection of the adjusting ability of natural system. In terms of enhancing ecological carrying capacity, the government was drafting a new national environmental quality management plan 20122016 that would aim at enhancing ecological carrying capacity through, among other things, sustainable production and consumption scp and conservation of. In the ecological sense, carrying capacity is related to the study of population dynamics paehlke 110. The carrying capacity is one of the most important tools used in planning natural areas for the sustainable development of ecotourism. Ecological carrying capacity of tibet china springerlink. In 2008, a new management plan was released, with a key recommendation being to identify an ecologicallysustainable carrying capacity of both herds. The ecological footprint of a population is an area of land and water that would be required to sustainably provide all of a particular populations resources and. The application of ecological footprint and biocapacity.
Carrying capacity and ecological footprint research papers. In population biology, carrying capacity is defined as the environments maximal load, which is different from the concept of population equilibrium. Conventional wisdom suggests that because of technology and trade, human carrying capacity is infinitely expandable and therefore virtually irrelevant to demography and development planning. By contrast, this article argues that ecological carrying capacity remains the fundamental basis for demographic accounting. Water environmental carrying capacity assessment of an.
If this is the first time you use this feature, you will be asked to authorise cambridge. Urban planners usually define carrying capacity as the ability of a natural zone or a built area to absorb population or development without any risk for both zone and population. Estimation of potential ecological carrying capacity in. According to the calculation results, the resource environmental carrying capacity, tourism environmental carrying capacity, and psychology environmental carrying capacity. Ecological footprints theory and method are used to calculate and analysis the ecological carrying capacity in tibet. With the intensive research into global coupling relationships, ecological carrying capacity ecc, seen as the crucial link between natural ecosystems and human systems, has gradually become an important tool for interdisciplinary research in ecology, resources science and environmental science, as well as for research on regional sustainable development. These four pillars of carrying capacity are encapsulated in the ecosystem approach to aquaculture soto et al. A new model of ecological carrying capacity for developing. Chinese researchers did research on the ecological carrying capacity in 1990s, which is still in the starting stage. Evaluation methods and research trends for ecological. A perspective for environmental management 5 growth and carrying capacity introduction and overview 5 ecological systems and carrying capacity problems in defining carrying capacity dimensions 25 carrying capacity a. This article uses the concepts of human carrying capacity and natural capital to develop a framework to evaluate a citys ecological footprint.
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