نتایج جستجو برای: ecological footprint ef
تعداد نتایج: 128962 فیلتر نتایج به سال:
Evaluating the sustainability of cropland use is essential for guaranteeing a secure food supply and accomplishing agriculture sustainable development. This study was conducted in the ecologically vulnerable Loess Plateau region of China to evaluate the sustainability of cropland use based on an ecological footprint model that integrates emergy analysis. One modified method proposed in 2005 is ...
introduction development of studies on the urban, environment and conservation of natural resources, due to increase of urbanization as common lifestyles of citizens, has improved the sustainable urbanization approach that tries to improve human interaction with nature for sound behavior. cities are the origins of consumerism and consequently irregular use of natural resources and energies. th...
The per capita ecological footprint (EF) is one of the most widely recognized measures of environmental sustainability. It aims to quantify the Earth's biological resources required to support human activity. In this paper, we summarize relevant previous literature, and present five factors that influence per capita EF. These factors are: National gross domestic product (GDP), urbanization (ind...
The ecological footprint (EF) commonly neglects the influence of other stressors than land use and CO2 emissions on the land area required for human activities. This study analyzes the relevancy of including nutrients and non-CO2 greenhouse gases in the EF assessment of products. The analysis was based on environmental information for 1,925 goods and services. Our findings suggest that within s...
determining the ecological sustainability of calshoor basin using the ecological footprint method ziaedin badehian1*, masoumeh mansouri2 1. assistant professor, department of forestry, faculty of agriculture and natural resources, lorestam university, iran 2. phd student in forestry, faculty of agriculture and natural resources, lorestan university, iran introduction during the recent years, is...
extended abstract introduction the present paper examines the ecological footprint of kermanshah as the 9th largest city of iran. it also tries to answer the following question: dose the ecological environment of kermanshah support the basic needs of it's population? and are the biological systems of kermanshah able to answer all socio- economic questions related to different activities o...
the ecological footprint as an indicator estimates the effect of population and industrial products process on ecosystem by evaluating and calculating the used energy and materials in a city, region or country. dehgolan county is located in kurdistan province between hamadan and sanandaj cities. dehgolan is one of the important and effective counties of kurdistan in agriculture. however, with t...
Rapid development in China has led to imbalances and inequities of ecological resources among the provinces and regions. In this study, an environmentally extended multi-regional input-output (MRIO) model was used to analyze the imbalances, inequities and pressures of the ecological footprints (EF) of China’s 30 provinces in 2007. In addition, by decomposing the total product consumption coeffi...
Apart from being the most urbanized and largest emitter of CO2 emissions in Africa, South Africa currently harbours an ecological deficit territory mainly due to its desire attain more growth with less attention natural environment. Since environmental distortions are outcome human activities, this study becomes first investigate linkage between resource (NR), capital, energy consumption, footp...
Following the implementation of the Green for Grain Project in 2000 in Guyuan, China, the decrease in cultivated land and subsequent increase in forest and grassland pose substantial challenges for the supply of biological products. Whether the current biologically productive land-use patterns in Guyuan satisfy the biological product requirements for local people is an urgent problem. In this s...
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