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CARBON FOOTPRINT AND ITS MITIGATION STRATEGIES IN JEMO GLASS INDUSTRY, ADDIS ABABA

アディスアベバのジェモガラス産業におけるカーボンフットプリントとその緩和戦略 (AI 翻訳)

Bereket Legesse

プレプリント2025-05-21#Scope 1/2
DOI: 10.20372/nadre:20207
原典: https://doi.org/10.20372/nadre:20207

🤖 gxceed AI 要約

日本語

エチオピアのガラス工場を対象に、IPCC Tier 1法とGHGプロトコルを用いてScope1・3排出量を算定。石炭炉からの直接排出が約50%、ディーゼル輸送が約45%を占め、総排出量は年4.9%増加。リサイクル率25%だがGHGモニタリングや削減目標は未整備。エネルギー集約産業の脱炭素化に向けた技術革新とサプライチェーン最適化の必要性を示す。

English

This study assesses the carbon footprint of Jemo Glass Industry in Ethiopia using IPCC Tier 1 and GHG Protocol methods. Scope 1 emissions from coal furnaces dominate (49.8-51.76%), followed by Scope 3 diesel transport (44.83-46.46%). Total emissions grew 4.9% year-on-year. Despite 25% cullet recycling, no GHG monitoring or reduction targets exist. The paper highlights the need for technological innovation and supply chain optimization in energy-intensive industries in emerging economies.

Unofficial AI-generated summary based on the public title and abstract. Not an official translation.

📝 gxceed 編集解説 — Why this matters

日本のGX文脈において

日本のガラス業界は既に省エネ・リサイクルが進んでいるが、本論文は途上国における排出構造の実態を示し、日本の技術協力やCDM/JCMの可能性を考える上で参考になる。また、Scope3輸送排出の比率が高い点は、日本企業のサプライチェーン排出削減にも示唆を与える。

In the global GX context

This paper provides empirical emission data from an energy-intensive industry in an emerging economy, relevant for global discussions on industrial decarbonization and technology transfer. It demonstrates the dominance of Scope 1 and Scope 3 emissions in a typical developing-country glass plant, offering a baseline for future mitigation strategies and international climate finance mechanisms.

👥 読者別の含意

🔬研究者:Provides a case study of GHG accounting in an African glass manufacturer, useful for comparative industrial emission studies.

🏢実務担当者:Highlights the need for GHG monitoring and reduction targets in energy-intensive industries, with practical data on emission sources.

🏛政策担当者:Offers evidence for designing sectoral emission reduction policies and supporting clean technology adoption in emerging economies.

📄 Abstract(原文)

ABSTRACT   This research aimed at assessing carbon footprint and its mitigation strategies in Jemo Glass Industry, Addis Ababa, identifying key sources of greenhouse gas (GHG) emissions, quantifying annual emission, and identifying mitigation approaches. A mixed methods approach was employed integrating both quantitative and qualitative data. Primary data were collected from factory records, on site observations, and interviews, by focusing on energy use, raw material consumption, and production outputs. Emission estimates were calculated using the IPCC 2006 Tier 1 methodology and a custom Excel based calculator aligned with the GHG Protocol. Emissions were categorized into Scope 1 and Scope 3, enabling comprehensive identification and quantification of greenhouse gas sources across the production process. Results indicated that direct emissions from coal fired furnaces (Scope 1) dominated GHG contributions, representing 49.8% (1,732.5 tonnes CO₂e) of 2023 emissions and 51.76% (1,890 tonnes CO₂e) in 2024. Indirect emissions from diesel based raw material transport (Scope 3) followed, contributing 46.46% (1,616.64 tonnes CO₂e) in 2023 and 44.83% (1,636.93 tonnes CO₂e) in 2024. Total emissions grew by 4.9% year-on-year, from 3,479.29 tonnes CO₂e (2023) to 3,651.35 tonnes CO₂e (2024), attributed to expanded production and sustained dependence on fossil fuel. Despite recycling 25% of glass waste (cullet) and achieving full solid waste recycling, the industry lacks GHG monitoring, emission reduction targets, and relies entirely on diesel logistics. The study underscores the necessity of technological innovation and supply chain optimization for decarbonizing energy intensive industries, offering a model for sustainable transitions in emerging economies to ensure Ethiopians commitments to global climate innitiatives.

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