نتایج جستجو برای: urbanization expanse and population growth
تعداد نتایج: 17005538 فیلتر نتایج به سال:
Due to population growth, accelerated urbanization, and economic development, the quantity of both industrial urban wastewater generated, its overall pollution load are increasing globally [...]
Rice continues to be the major staple food crop for human population. With the twin forces of population growth and economic expansion particularly in Asia, world rice requirements are expected to increase by 1.7 per cent annually between 1990 and 2025. Although seemingly small, this growth rate translates into an additional requirement of 13 million tonnes of rice per year. With less land avai...
The increase of carbon emissions accelerates global warming and causes environmental problems. Therefore, research on emission peak neutrality is broad interest. In this paper, based the relationships among emissions, absorption urban population growth, a delayed differential equations model established. Then, we analyze existence stability positive equilibrium point system substitute data for ...
increasing rate of world population growth has tremendous and of ten detrimental impacts on natural environment of our planet. unreasonable consumption of non-renewable sources of energy, deforestation, and the extinction of species are among these impacts. there are many who believe that global warming which is resulted due to population :growth, urbanization and over and irresponsible consump...
All life form on this planet depends on clean air. Air quality not only affects human health but also components of environment such as water, soil, and forests, which are the vital resources for human development. Urbanization is a process of relative growth in a country’s urban population accompanied by an even faster increase in the economic, political, and cultural importance of cities rela...
This paper exploits the significant positive response of the share of agricultural value added and GDP per capita growth to variations in the international prices for agricultural commodities and rainfall to construct instrumental variables estimates of the causal effect that changes in the size of the agricultural sector and GDP per capita growth have on the urbanization rate for a panel of 41...
The African continent is currently experiencing rapid population growth, with rising urbanization increasing the percentage of the population living in large towns and cities. We studied the impact of the degree of urbanization on the population genetics of Plasmodium falciparum in urban and peri-urban areas in and around the city of Brazzaville, Republic of Congo. This field setting, which inc...
Regional and Sub-Regional Population Dynamic Population Process in Urban Areas European Population Conference 21-24 June, 2006 Urbanization is an index of transformation from traditional rural economies to modern industrial one. It is a long term process. This paper endeavors to illuminate on the process of urbanization in India over a century with emphasis on level, tempo of urbanization and u...
To find the key impact factors of CO2 emissions to realize the carbon intensity target, this paper examined the impact factors of population, economic level, technology level, urbanization level, industrialization level, service level, energy consumption structure and foreign trade degree on the energy-related CO2 emissions in Guangdong Province, China from 1980 to 2010 using an extended STIRPA...
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