• Title/Summary/Keyword: $Co_2$배출량

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The Effect of Reducing Carbon Emissions, According to the Introduction of U-City System (U-City 시스템 도입에 따른 탄소배출량 저감 효과 분석)

  • Jung, Tae-Woong;Moon, Su-Jung;Kim, Yoon-Kwan;Koo, Jee-Hee
    • Spatial Information Research
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    • v.20 no.1
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    • pp.19-26
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    • 2012
  • Since $CO_2$ emissions are recognized as the biggest contribution to climate change, the needs and international efforts for $CO_2$ emissions reduction are increasing. The developed countries are driving strategies to boost green industry as a new growth engine. Following this global trend, based on the ongoing U-City project as a new city model, it is required to analyze the changes of $CO_2$ emissions in U-City to identify its potential for reducing carbon dioxide emissions. This study aims at identifying the potential and effects on $CO_2$ reduction by analyzing the level of $CO_2$ emissions before and after introducing U-City. Bundang-Gu, Seongnam-City & Ilsan-Gu, Goyang-City among Phase I new tow ns were selected as model cities before introducing U-City and Dongtan-Dong, Hwaseong-City as a model city after introducing U-City. The result showed 30% reduction of $CO_2$ emissions in the comparison of tw o models.

포장과 법률 - 탄소성적표지작성지침

  • 환경부
    • The monthly packaging world
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    • s.197
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    • pp.110-125
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    • 2009
  • 환경부에서 시행하고 있는 탄소성적표지제도는 일상 생활용품, 가정용 기기기 등 모든 제품의 탄소배출량 정보를 공개하고, 저탄소 상품의 인증을 통하여 지구 온난화 대응을 위한 저탄소 녹색생산과 녹색소비를 지원하는 제도이다. 탄소성적표지는 제품의 생산, 수송, 사용, 폐기 등의 모든 과정에서 발생되는 온실 가스 발생량을 CO$_2$ 배출량으로 환산하여 라벨 형태로 제품에 부탁하는 것을 말한다. 탄소성적표지제도는 기업의 자발적인 신청을 받아 한국환경산업기술원이 CO$_2$배출량을 조사해 인증을 내주는 방식으로 온실가스 라벨을 부착하려면 CO$_2$배출량과 구체적인 감축 계획을 제출하는 등 기후 변화에 대한 적극적인 대응 자세를 보여야 한다. 본 고에서는 탄소성적표지 작성 지침과 제품전과정 온실 가스 계산법에 대해 살펴보도록 한다.

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An Analysis of the Impacts of FDI Types on CO2 Emissions - Focus on Scale Effects and Technique Effects - (FDI 유형별 CO2 배출량에 미치는 영향 분석 - 규모효과와 기술효과를 중심으로 -)

  • Hwang, Yun-Seop;Park, Junghoon;Lee, Sang Whi
    • International Commerce and Information Review
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    • v.17 no.3
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    • pp.379-402
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    • 2015
  • The purpose of this study is to determine whether there is a significant difference in impacts decomposed into scale effects and technique effects on $CO_2$ emissions between Greenfield FDI and M&A FDI flows into Korean manufacturing sectors, ultimately leading to clarify the relationship between FDI and environmental pollution. To this end, the research constructed a simultaneous model to analyze coincidental relationship of influence and interactions between each variable. Archival data, spanning the 15 years period from 1995 to 2009, is industry-level panel data on 13 Korean manufacturing sectors, and it is empirically analyzed with three-stage least squares (3SLS) method. Key findings can be summarized into two parts. First of all, Greenfield FDI has a greater impact on increasing industrial gross output, resulting in more $CO_2$ emissions than M&A FDI through scale effects. Secondly, technique effects of FDI have a bigger impact on $CO_2$ emissions than scale effects, implying that this inflow of FDI into Korea contributes positively to the reduction of $CO_2$ emissions. These findings are expected to play a meaningful role in establishing FDI policies with consideration of the environment by giving the implication that different incentives for each FDI type should be considered to maximize the effect of environmental protection.

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Estimation of CO2 Emission and Emission Cost Function of Thermal Power Plants and Application to 5-Bus Sample Power System (화력발전소의 CO2 배출량 및 배출비용 함수산정과 5모선 전력계통 적용사례)

  • Lee, Sang-Joong
    • Journal of the Korean Institute of Illuminating and Electrical Installation Engineers
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    • v.22 no.4
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    • pp.13-18
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    • 2008
  • The global warming due to greenhouse gases is now the hottest issue all over the world. The world has been under $CO_2$ war since the Kyoto Protocol was opened for signature on December 11, 1997 in Kyoto, Japan. The Kyoto Protocol now covers more than 164 countries globally as of July 2006. Countries that ratify this protocol commit to reduce their $CO_2$ emissions, or engage in emissions trading. Korea is also expected to obey the Protocol starting in 2013, which will give a serious shock especially to the electric power industry. The power plants burning the fossil fuel produce more than 20 percent of national total $CO_2$ emission. This paper resents the calculation of the amount and cost of $CO_2$ emission w.r.t. generator MW output and its application to power system operation. The $CO_2$ emission function is derived using the input-output coefficients of the thermal power plants. The optimal power system operation considering $CO_2$ emission and its cost is demonstrated on a five-bus sample power system.

Estimation of Greenhouse Gas Emissions of Complex Fertilizers Production System by Using Life Cycle Assessment (전과정평가를 활용한 복합비료 생산 시스템의 온실가스 배출량 평가)

  • Jung, Soon-Chul;Park, Jeong-A;Huh, Jin-Ho;So, Kyu-Ho
    • Korean Journal of Soil Science and Fertilizer
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    • v.44 no.2
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    • pp.256-262
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    • 2011
  • Currently among the several methods to estimate an environmental impact of products, Life Cycle Assessment (LCA) technique is mostly used. The Ministry of Environment has been performed the carbon footprint labelling to give the carbon record of product by using this method. But the calculation of carbon footprint in primary agricultural product which is raw material of the processed food cannot be made because there is lack of methodology and LCI DB at agriculture sector. Therefore, LCA carried out to estimate carbon footprint, and established LCI DB for complex fertilizers (21-17-17 1 kg, 17-21-17 1 kg, 15-15-15 1 kg, Unspecified 1 kg) in the production system. The result of LCI DB analysis focussed on the GHG, and it was observed that the values of carbon footprint were $2.42E+00kg\;CO_2-eq.kg^{-1}$ for 21-17-17, $2.10E+00kg\;CO_2-eq.kg^{-1}$ for 17-21-17, $2.23E+00kg\;CO_2-eq.kg^{-1}$ for 15-15-15 and $3.56E+00kg\;CO_2-eq.kg^{-1}$ for Unspecified. For the analysis of LCIA (Life Cycle Impact Assessment) on complex fertilizers in the production system, the carbon footprint from pre-manufacturing phase is contributed to 98.96%, 98.81%, 98.88% and 99.30% on each complex fertilizer with 21-17-17, 17-21-17, 15-15-15, and Unspecified, respectively. These results will be used in basic data for estimation of agricultural greenhouse gas emissions.

Analysis of Energy Consumption Pattern and Greenhouse Gas Emission in the Academic Facility (대학에서의 에너지 소비패턴 및 온실가스 배출현황 분석)

  • Kim, Jin-Sik;Lee, Kyoung-Bin;Lee, Im-Hack;Kim, Shin-Do
    • Journal of Korean Society of Environmental Engineers
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    • v.34 no.9
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    • pp.604-612
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    • 2012
  • Self-management plan for GHG (Greenhouse Gas) reduction should be prepared in academic facilities, which occupy a large amount of energy consumption. In this study, a university was chosen as one of the major academic facilities and its energy consuming pattern and GHG emission were analyzed. The results have shown that annual $CO_2$ emission from university buildings was 10,452 ton-$CO_2$ (0.65 ton-$CO_2/m^2$), and dependent upon 78.0% electricity, 20.5% LNG and 1.5% oil, respectively as energy sources. According to more detail analysis by usage of energy consumption, appliances occupies 36.7% followed by gas heating (18.9%), lighting (18.6%), heating with electricity (12.5%), cooling with electricity (10.2%), transportation (1.5%), gas cooling (1.2%) and cooking (0.4%). Furthermore, annual $CO_2$ emissions per unit area and a student by electricity usage were evaluated to 51.30 kg-$CO_2/m^2$ and 981.86 kg-$CO_2$/capita, respectively and those by LNG usage were 14.61 kg-$CO_2/m^2$ and 241.01 kg-$CO_2$/capita.

A Study on Estimating CO2 Emission of Port in Korea (국내 항만장비의 온실가스 배출량 산정 및 추정 연구)

  • 김보경;박민정;안승현
    • Proceedings of the Korean Institute of Navigation and Port Research Conference
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    • 2023.05a
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    • pp.110-111
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    • 2023
  • As carbon neutrality has recently emerged as a global issue, the carbon neutral roadmap of MOF has been established and various strategies have been proposed to achieve carbon neutrality in the entire marine industry. The port sector is also included in the target for greenhouse gas reduction, but emissions are not being measured due to limitations in data collection and no inventory construction. For building a carbon-neutral port, it is essential to calculate and forecast emissions and set reduction targets. Accordingly, in this study, CO2 emitted from domestic port equipment was calculated according to the IPCC Guildeline's emission calculation method, and future emission was estimated. As a result of the analysis, about 420,000 tons of CO2 was emitted based on the cargo volume in 2020, and emissions are expected to continue to increase in proportion to the increase and about 720,000 tons will be emitted by 2050. In order to achieve carbon neutrality of the port, it needs to promote emission reduction by converting the power source for oil-based equipment to eco-friendly fuel. Also container and miscellaneous ports which require complicated cargo handling need to effort to reduce CO2.

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한국의 CO2 배출, 경제성장 및 에너지믹스와의 관계 분석

  • Jeong, Yong-Hun;Kim, Su-Lee
    • Environmental and Resource Economics Review
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    • v.21 no.2
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    • pp.271-299
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    • 2012
  • The relationship between environment and economic growth has been controversial for a long time. The cores of controversy are endogeneity problem and omitted variable bias. This paper tests EKC (Environmental Kuznets Curves) hypothesis by considering econometric issues and estimates the effects of energy mix on $CO_2$ emissions empirically and tests with time series during 1981~2008. By the results of this analysis, we convince EKC Hypothesis which the relationship between $CO_2$ emissions and economic growth is the inverted U-shaped and the national energy mix contributes significantly to GHG mitigation. We also find that the nuclear energy has the greatest contribution for $CO_2$ mitigation and the renewable energy does not seem to contribute little to the $CO_2$ mitigation because the proportion of renewable energy in Korea is negligible. In terms of final energy consumption, $CO_2$ increases and transportation sector is statistically and significantly associated.

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Empirical Analysis of the Effect of EU ETS on the CO2 Emission (유럽공동체 배출권거래제 도입 효과에 대한 실증분석)

  • Kim, Hyun;Lee, Gwanghoon
    • Environmental and Resource Economics Review
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    • v.19 no.4
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    • pp.875-896
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    • 2010
  • Using the difference in differences (DID) estimation method, this paper analyzes the effect of European Union's Emission Trading Scheme (EU ETS) on the reduction of per capita $CO_2$ emission among the twenty five participating countries. For this, the panel dataset of forty two European countries for the period 1990~2007 is constructed. Special attention is paid to the bias of the standard errors in the DID estimation due to the presence of serial correlation in the error terms. The results shows quite a robust effect of EU ETS on the reduction of per capita $CO_2$ emission among the participating countries regardless of the calculation methods of standard errors. The results also shows that the increased implicit tax rate on energy has a robust effect on the reduction of per capita $CO_2$ emission. On the contrary, the estimation results regarding the effects of per capita GDP and population density on the per capita $CO_2$ emission seem inconsistent. In particular, the environmental Kuznets curve is not statistically supported with the use of robust standard errors.

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A study on Property and CO2 Emission Factor of Domestic Transportation Fuel (국내 수송용 연료의 물성 및 CO2 배출계수 산정연구)

  • Kang, Hyungkyu;Doe, Jinwoo;Ha, Jonghan;Na, Byungki
    • Journal of Energy Engineering
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    • v.23 no.3
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    • pp.72-81
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    • 2014
  • Intergovernmental Panel on Climate Change(IPCC) suggested the three methodology, Tier 1/2/3, considering with the accuracy and difficulty of greenhouse gas emission statistics according to the report determined as the international criterion. In Korea, the existing inventory building was made by the Top-down approach applying with the emission factors for transportation in the entire energy consumption, the emission factors were investigated under the domestic traffic situation which did not reflect by the continuing increase of vehicle and the change of road section. From the suggestion of IPCC, which it is estimated that the emission estimation of $CO_2$ in greenhouse gas emission could be calculated more accurate by the carbon content according to the fuel, the establishment of measures to respond to climate change from the latest greenhouse gas emissions statistics will be able to improve the accuracy of national statistics using monthly or seasonally the analysis of carbon content about the transportation fuels.