نتایج جستجو برای: greenhouse gas emission

تعداد نتایج: 421117  

Journal: Pollution 2018

Carbon dioxide (CO2) is the foremost gas, emanated from human activities, and the best-known greenhouse gas, contributing to global warming, thus its negative effect on human health cannot be disregarded. The current paper investigates the relation between environmental quality variables, socio-economic factors, and human health from 1960 to 2014 in China, using Auto Regressive Distribution Lag...

1999
Richard S.J. Tol

The literature of welfare-maximising greenhouse gas emission reduction strategies pays remarkably little attention to equity. This paper introduces three ways to consider efficiency and equity simultaneously. The first method, inspired by Kant and Rawls, maximises net present welfare, without international cooperation, as if all regions share the fate of the region affected worst by climate cha...

2014
Dong Jiang Mengmeng Hao Jingying Fu Qiao Wang Yaohuan Huang Xinyu Fu

The main purpose for developing biofuel is to reduce GHG (greenhouse gas) emissions, but the comprehensive environmental impact of such fuels is not clear. Life cycle analysis (LCA), as a complete comprehensive analysis method, has been widely used in bioenergy assessment studies. Great efforts have been directed toward establishing an efficient method for comprehensively estimating the greenho...

Journal: :Journal of environmental sciences 2015
Alicja Kolasa-Wiecek

The energy sector in Poland is the source of 81% of greenhouse gas (GHG) emissions. Poland, among other European Union countries, occupies a leading position with regard to coal consumption. Polish energy sector actively participates in efforts to reduce GHG emissions to the atmosphere, through a gradual decrease of the share of coal in the fuel mix and development of renewable energy sources. ...

2016
Haimanote K. Bayabil Cathelijne R. Stoof Cedric Mason Brian K. Richards Tammo S. Steenhuis Angelika Ploeger Sisira S. Withanachchi

While agricultural practices are widely reported to contribute to anthropogenic greenhouse gas (GHG) emissions, there are only limited measurements available for emission rates in the monsoon climate of the African continent. We conducted a scoping study to measure nitrous oxide (N2O-N) and methane (CH4) emission rates from 24 plots constructed on smallholder agricultural farms along the slope ...

Journal: :Chemical communications 2012
Stuart Licht Hongjun Wu Chaminda Hettige Baohui Wang Joseph Asercion Jason Lau Jessica Stuart

New molten salt chemistry allows solar thermal energy to drive calcium oxide production without any carbon dioxide emission. This is accomplished in a one pot synthesis, and at lower projected cost than the existing cement industry process, which after power production, is the largest contributor to anthropogenic greenhouse gas emissions.

2017
Andreas Wilkes

 Adopting an IPCC Tier 2 approach that can reflect changes in the productivity and efficiency of livestock systems will be critical for countries that plan to measure progress in NDCs through the national greenhouse gas (GHG) inventory. Currently, only 5 of 140 developing countries employ methods that can routinely reflect emission reductions arising from changes in management practices and pr...

2006
A. T. Vermeulen

COMET: a Lagrangian transport model for greenhouse gas emission estimation – forward model technique and performance for methane A. T. Vermeulen, G. Pieterse, A. Hensen, W. C. M. van den Bulk, and J. W. Erisman ECN – Energy research Center of the Netherlands, Petten, Netherlands Received: 13 June 2006 – Accepted: 29 August 2006 – Published: 15 September 2006 Correspondence to: A. T. Vermeulen (...

Journal: :Chemical communications 2010
Stuart Licht Baohui Wang

We report a fundamental change in the understanding of iron oxide thermochemistry, opening a facile, new CO(2)-free route to iron production. The resultant process can eliminate a major global source of greenhouse gas emission, producing the staple iron in molten media at high rate and low electrolysis energy.

Journal: :Journal of environmental quality 2001
X Hao C Chang F J Larney G R Travis

The emission of greenhouse gases (GHG) during feedlot manure composting reduces the agronomic value of the final compost and increases the greenhouse effect. A study was conducted to determine whether GHG emissions are affected by composting method. Feedlot cattle manure was composted with two aeration methods--passive (no turning) and active (turned six times). Carbon lost in the forms of CO2 ...

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