نتایج جستجو برای: greenhouse gas ghg emissions

تعداد نتایج: 310820  

Ali Asghar Ebrahimi, Mehdi Mokhtari, Salimeh Rezaeinia,

Introduction: The increase in greenhouse gas (GHG) emissions has changed the global temperature and had a negative impact on global climate conditions. Landfill gas is one of the major GHG contributors. With the knowledge of GHG inventory, it is possible to carry out disaster prevention measures. Materials and Methods: In this study, tow Landfill Gas Emissions Modeling (LandGEM) and Intergover...

2003
Karin Ritter

Oil and gas industry operations span the globe, encountering unique operational and business climates in a variety of regions. This reality presents many challenges for companies that are characterizing their greenhouse gas (GHG) emissions and developing GHG management strategies for diverse multinational facilities. For these companies, the consistency, reliability, and credibility of the meth...

2010
Claire P. McSwiney Sven Bohm Peter R. Grace Philip Robertson

J. Nat. Resour. Life Sci. Educ. 39:125–131 (2010). doi:10.4195/jnrlse.2009.0021 • http://www.JNRLSE.org © American Society of Agronomy 5585 Guilford Road, Madison, WI 53711 USA ABSTRACT Opportunities for farmers to participate in greenhouse gas (GHG) credit markets require that growers, students, extension educators, offset aggregators, and other stakeholders understand the impact of agricultur...

2016
Feng Ma Aimin Sha Panpan Yang Yue Huang

This study proposes an inventory analysis method to evaluate the greenhouse gas (GHG) emissions from Portland cement concrete pavement construction, based on a case project in the west of China. The concrete pavement construction process was divided into three phases, namely raw material production, concrete manufacture and pavement onsite construction. The GHG emissions of the three phases are...

2018
Alexis Sagastume Gutiérrez Juan J. Cabello Eras Carlo Vandecasteele Luc Hens

Assessing the biomass based electricity potential of developing nations like Cuba can help to reduce the fossil fuels dependency and the greenhouse gas emissions. The data included in this study present the evolution of electricity production and greenhouse gas emissions in Cuba. Additionally, the potentialities to produce biomass based electricity by using the most significant biomass sources ...

2017
Melissa Whited

Electric vehicles (EVs) provide a tremendous opportunity to reduce greenhouse gas (GHG) emissions and save money at the same time. In the United States today, EVs generally result in substantially fewer GHG emissions compared to gasoline-powered internal combustion engine (ICE) vehicles. EVs are also typically cheaper to operate than ICEs. A recent Synapse analysis found that replacing ICEs wit...

Journal: :Environmental science & technology 2014
Richard G Newell Daniel Raimi

Advances in technologies for extracting oil and gas from shale formations have dramatically increased U.S. production of natural gas. As production expands domestically and abroad, natural gas prices will be lower than without shale gas. Lower prices have two main effects: increasing overall energy consumption, and encouraging substitution away from sources such as coal, nuclear, renewables, an...

1998
Dolf Gielen Tom Kram

This paper discusses results from the MATTER project (MATerials Technologies for greenhouse gas Emission Reduction). The goal of the project is to provide more insight into the potentials to reduce greenhouse gas (GHG) emissions in Western Europe through changes in the production of materials and the use of materials. GHG emission reduction is one of the key environmental problems for the susta...

2014
Myroslava Lesiv Andriy Bun Matthias Jonas

Total uncertainty in greenhouse gas (GHG) emissions changes over time due to “learning” and structural changes in GHG emissions. Understanding the uncertainty in GHG emissions over time is very important to better communicate uncertainty and to improve the setting of emission targets in the future. This is a diagnostic study divided into two parts. The first part analyses the historical change ...

2010
Ching-Shin Norman Shiau Jeremy J. Michalek

Plug-in hybrid electric vehicles (PHEVs) have potential to reduce greenhouse gas (GHG) emissions in the U.S. light-duty vehicle fleet. GHG emissions from PHEVs and other vehicles depend on both vehicle design and driver behavior. We pose a twice-differentiable, factorable mixed-integer nonlinear programming model utilizing vehicle physics simulation, battery degradation data, and U.S. driving d...

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