نتایج جستجو برای: co2 emission

تعداد نتایج: 243046  

2018
Federico Carotenuto Giovanni Gualtieri Franco Miglietta Angelo Riccio Piero Toscano Georg Wohlfahrt Beniamino Gioli

CO2 remains the greenhouse gas that contributes most to anthropogenic global warming, and the evaluation of its emissions is of major interest to both research and regulatory purposes. Emission inventories generally provide quite reliable estimates of CO2 emissions. However, because of intrinsic uncertainties associated with these estimates, it is of great importance to validate emission invent...

ژورنال: سلامت و محیط زیست 2021

Background and Objective: Transportation sector generates the largest share of greenhouse gas emissions (CO2 and CH4) which causes global warming. “Stop-and-go” driving and congested traffic flow results in a decrease in average car speeds, an increase in traffic incidents, and finally escalates GHGs emissions. Hence, congestion is directly related to carbon emissions. The objective of this stu...

Journal: :Journal of environmental sciences 2016
Shuang Yang Wei Yang Guojun Chen Xuan Fang Chengfu Lv Jiaai Zhong Lianhua Xue

Greenhouse gas (GHG) emissions from oil and gas systems are an important component of the GHG emission inventory. To assess the carbon emissions from oilfield-produced water under atmospheric conditions correctly, in situ detection and simulation experiments were developed to study the natural release of GHG into the atmosphere in the Shengli Oilfield, the second largest oilfield in China. The ...

Journal: Iranian Economic Review 2017

T he main objective of the present study is to find out a clear answer to the question raised in developing countries, that whether such developing economies could be able to achieve economic growth as well as protect their environment simultaneously or these economies still suffer from a severe conflict between environmental protection and economic growth. So, different categories o...

Nowadays, the assessment of environmental performance has received considerable attention by environmental strategy advocators and decision makers. In recent years, increased emission of CO2 into the air, water pollution, and global warming are universal problems all over the world. Therefore, development of firms with less CO2 emission is an important issue of attention in every area of produc...

2017
Ming Meng Yanan Fu Kaiqiang Jing

Industrial energy and environment efficiency evaluation become especially crucial as industrial sectors play a key role in CO2 emission reduction and energy consumption. This study adopts the additive range-adjusted measure data envelope analysis (RAM-DEA) model to estimate the low-carbon economy efficiency of Chinese industrial sectors in 2001–2013. In addition, the CO2 emission intensity miti...

2010
G. Q. Chen Bo Zhang

For greenhouse gas (GHG) emissions by the Chinese economy in 2007 with the most recent statistics availability, a concrete inventory covering CO2, CH4, and N2O is composed and associated with an input–output analysis to reveal the emission embodiment in final consumption and international trade. The estimated total direct GHG emission amounts to 7456.12 Mt CO2-eq by the commonly referred IPCC g...

2016
Jie Tang Shuang Liang Zhaoyang Li Hao Zhang Sining Wang Nan Zhang

The study of greenhouse gas emissions has become a global focus, but few studies have considered saline-alkali paddy fields. Gas samples and saline-alkali soil samples were collected during the green, tillering, booting, heading and grain filling stages. The emission fluxes of CO2, CH4, and N2O as well as the pH, soil soluble salt, available nitrogen, and soil organic carbon contents were detec...

2015
Jonas Christensen Dario Pacino João Fonseca Harilaos Psaraftis

International transportation constitutes one of the biggest challenges in limiting CO2 emission in the world: it is technically hard to find viable alternatives to fossil fuels, and due to the international nature, it is very difficult to regulate CO2 emission of intercontinental trade. Moreover, it is hard to motivate companies to pay for cleaner transport since transportation is not visible t...

2014
Liza Nuriati Lim Kim Choo Osumanu Haruna Ahmed

Pineapples (Ananas comosus (L.) Merr.) cultivation on drained peats could affect the release of carbon dioxide (CO2) into the atmosphere and also the leaching of dissolved organic carbon (DOC). Carbon dioxide emission needs to be partitioned before deciding on whether cultivated peat is net sink or net source of carbon. Partitioning of CO2 emission into root respiration, microbial respiration, ...

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