نتایج جستجو برای: environmental improvement
تعداد نتایج: 670381 فیلتر نتایج به سال:
Background: Malang City is a city that has function as an area of education, industry, trade, and services so it experiencing fairly rapid development. These developments often only pursue economic social aspects, causing problems in environmental aspects. Research purposes: Assessing the sustainability index all urban villages City, analyze indicators affect prepare recommendations for improvi...
Cyanobacteria were considered harmful to other living organisms, due their microcystin content. In addition, uncontrolled populations of cyanobacteria, also known as algal blooms, occur both naturally and a result human activity, leading the development more complex problems. These microorganisms are currently receiving lot attention, several investigations have successful applications reducing...
the aim of present article is determining economic value of air pollution and environmental effects of mashhad city air pollution. data of 286 households of mashhad was gathered through questionnaire in a survey reaserch using stratified random sampling method in year 2006. in order to detemine environmental effects of air pollution choice experiment approach - which gives the most perfect envi...
Deforestation has been recognized as one of the biggest environmental problems in the world. It is also one of the main elements of land productivity changes and one of the biggest factors which threaten world's environmental diversity. In this study, based on environmental Kuznets theory, factors which may affect deforestation have been investigated. Results obtained from 71 studied countries ...
The burning of fossil fuel for power generation emits Greenhouse gases into the environment. Gases (GHGs) emission is principal cause global warming. In order to regulate emissions these gases, need be assessed and quantified. Carbon footprint evaluation human activities that lead GHGs emissions. Covenant University Electricity Network during periods when utility supply fail runs on diesel powe...
Abstract QDaedalus is an automated, computer-controlled astro-geodetic measurement system. Astronomical deflections of the vertical measured by system are significantly influenced atmospheric refraction. Therefore, measuring was further improved recording environmental parameters influencing refraction (air pressure, temperature, humidity) with accurate and high time resolution. In addition to ...
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