نتایج جستجو برای: carbon dioxide emission

تعداد نتایج: 471719  

Journal: :مهندسی زراعی 0
فریده یاراحمدی دانش آموخته کارشناسی ارشد گروه خاکشناسی، دانشکده کشاورزی، دانشگاه شهید چمران اهواز احمد لندی دانشیار گروه خاکشناسی، دانشکده کشاورزی، دانشگاه شهید چمران اهواز محمد امین آسودار دانشیار گروه ماشینهای کشاورزی، دانشکده کهندسی زراعی، دانشگاه کشاورزی و منابع طبیعی رامین اهواز عادل مرادی سبزکوهی مربی، دانشکده مهندسی زراعی، دانشگاه کشاورزی و منابع طبیعی رامین اهواز

increasing the concentrations and emissions of greenhouse gases makes the weather warmer and affects land uses. carbon dioxide emission is recognized as one of the most important factors in global warming. the objectives of this research were to investigate the amount of co2 emission from soil to atmosphere during the wheat growth under two different tillage and irrigation methods. in this stud...

Achieving sustainable economic growth is one of the most important goals of countries' economic programs and policies in the current era. Along with economic growth, consumption of energy rises. Since fossil fuels provide a major share of the world's energy, increased fuel consumption is an inevitable feature of economic growth.  Continuation of this trend increases greenhouse gas emmissions, n...

Journal: :Water science and technology : a journal of the International Association on Water Pollution Research 2013
M R J Daelman E M van Voorthuizen L G J M van Dongen E I P Volcke M C M van Loosdrecht

Methane and nitrous oxide emissions from a fully covered municipal wastewater treatment plant were measured on-line during 16 months. At the plant under study, nitrous oxide contributed three-quarters to the plant's carbon footprint, while the methane emission was slightly larger than the indirect carbon dioxide emission related to the plant's electricity and natural gas consumption. This contr...

Journal: :بوم شناسی کشاورزی 0
عاطفه بیانی لیلی ابوالحسنی ناصر شاهنوشی

introduction energy is one of the most important commodities that make up a large proportion of international trade. among all the countries in the world, iran is known as semi-industrial developing country which is rich in energy such as non-renewable energy in particular fossil fuel. use of energy affects the environment in various forms of pollution. in the agricultural sector, the fao repor...

ژورنال: علوم آب و خاک 2010
لندی, احمد, مهدی‌پور, لاله ,

An increase in the emission of greenhouse gases such as carbon dioxide (CO2), methane (CH4) and nitrous oxide (N2O) from the soil surface to the atmosphere has been of worldwide concern over the last several decades. Carbon dioxide is recognized as a significant contributor to global warming and climatic change, accounting for 60% of total greenhouse effect. The aim of this research was to dete...

2013
M. Velan

Carbon dioxide sequestration by algae is receiving an increased attention towards the impact of increasing carbon dioxide in the atmosphere. Biological carbon dioxide sequestration might be the most promising, environmental friendly & cost effective means of reducing carbon dioxide emission in the energy sector. Algae produce more oil compared to other plants and it can grown in open pond syste...

Journal: :Environmental science and pollution research international 2016
Khalid Ahmed Muhammad Shahbaz Phouphet Kyophilavong

This paper applies Pedroni's panel cointegration approach to explore the causal relationship between trade openness, carbon dioxide emissions, energy consumption, and economic growth for the panel of newly industrialized economies (i.e., Brazil, India, China, and South Africa) over the period of 1970-2013. Our panel cointegration estimation results found majority of the variables cointegrated a...

2016
Han-Seung Lee Xiao-Yong Wang Vivian W. Y. Tam Liyin Shen

During the production of concrete, cement, water, aggregate, and chemical and mineral admixtures will be used, and a large amount of carbon dioxide will be emitted. Conversely, during the decades of service life of reinforced concrete structures, carbon dioxide in the environment can ingress into concrete and chemically react with carbonatable constitutes of hardened concrete, such as calcium h...

Journal: :environmental health engineering and management 0
amirreza talaiekhozani department of civil engineering, jami institute of technology, isfahan, iran somaye bahrami school of post graduate, islamic azad university branch of bushehr, bushehr, iran seyed mohammad javad hashemi department of civil engineering, jami institute of technology, isfahan, iran sahand jorfi department of environmental health engineering, school of health, ahvaz jundishapur university of medical sciences, ahvaz, iran

background: the biogases are the mixture of gases produced through the microbial decomposition of organic waste which are amply observed in the landfills. the main purpose of this study was to estimate the emission rates of landfill gases such as carbon dioxide, methane and non-methane organic compounds (nmocs) in the solid waste landfill of rodan city in hormozgan province. methods: all the ne...

 Background: The biogases are the mixture of gases produced through the microbial decomposition of organic waste which are amply observed in the landfills. The main purpose of this study was to estimate the emission rates of landfill gases such as carbon dioxide, methane and non-methane organic compounds (NMOCs) in the solid waste landfill of Rodan city in Hormozgan province. Methods: A...

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