Life Cycle Assessment for Bioenergy Systems: Methods, Challenges, and Future Directions
バイオエネルギーシステムのライフサイクルアセスメント：方法、課題、将来の方向性 (AI 翻訳)
bioenergy science
🤖 gxceed AI 要約
日本語
本稿はバイオエネルギーシステムのライフサイクルアセスメント（LCA）の方法論、課題、将来の方向性を包括的にレビューする。帰属LCAと帰結LCAの違い、バイオカーボンフローや間接的土地利用変化の扱い、社会的LCAや持続可能性アセスメントへの拡張を論じる。NRELのLCA調和プロジェクトなど、結果のばらつき低減と信頼性向上の取り組みも紹介する。
English
This article comprehensively reviews Life Cycle Assessment (LCA) for bioenergy systems, covering methodologies, challenges, and future directions. It discusses attributional vs. consequential LCA, handling of biogenic carbon and indirect land-use change, and expansion to social LCA and sustainability assessment. Efforts like NREL's LCA Harmonization Project to reduce variability and improve reliability are also introduced.
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
日本ではバイオマス発電のFIT認定や持続可能性基準が議論されており、本稿のLCA方法論の整理は、日本のバイオエネルギー政策や企業のカーボンフットプリント算定に示唆を与える。特に帰結LCAの政策分析への有用性は、日本のエネルギー計画策定に参考となる。
In the global GX context
Globally, bioenergy LCA is critical for credible carbon accounting and policy-making, especially under EU Renewable Energy Directive and ISO standards. This review's discussion of methodological challenges and harmonization efforts is relevant for improving comparability of bioenergy sustainability claims and informing international climate disclosure frameworks.
👥 読者別の含意
🔬研究者:LCA practitioners and bioenergy researchers can benefit from the structured overview of methodological choices and challenges.
🏢実務担当者:Corporate sustainability teams assessing bioenergy supply chains can use this to understand LCA best practices and avoid common pitfalls.
🏛政策担当者:Policymakers designing bioenergy sustainability criteria can leverage insights on consequential LCA and harmonization initiatives.
📄 Abstract（原文）
Life Cycle Assessment (LCA) is a systematic, internationally standardized (ISO 14040/14044) methodology for quantifying the full environmental footprint of bioenergy systems, from feedstock production to end-of-life. It provides an essential evidence base for policy, moving beyond simplistic carbon neutrality claims by assessing multiple impact categories like global warming potential, acidification, and land use. Despite its importance, bioenergy LCA faces significant challenges that undermine the comparability and credibility of studies. These include inconsistencies in system boundary definitions, varied functional units, poor data quality, and the frequent omission of uncertainty analysis. Two distinct methodological frameworks exist: attributional LCA (ALCA), which attributes a share of existing environmental burdens to a product, and consequential LCA (CLCA), which models the system-wide consequences of a decision, making it better suited for policy analysis. Accurately accounting for complex factors like biogenic carbon flows and indirect land-use change (ILUC) remains a critical hurdle. To create a more holistic view, the scope of assessment is expanding. Social Life Cycle Assessment (S-LCA) evaluates impacts on stakeholders like workers and communities, while Life Cycle Sustainability Assessment (LCSA) integrates environmental, social, and economic pillars. Efforts like NREL's LCA Harmonization Project aim to reduce variability in results to provide more reliable benchmarks. The future of bioenergy LCA points towards prospective, dynamic modeling and integration with digital tools like Product Passports to support a truly sustainable energy transition. Source: https://www.bioenergysci.com/posts/life-cycle-assessment-for-bioenergy-systems-methods-challenges-and-future-directions
🔗 Provenance — このレコードを発見したソース
- openalex https://doi.org/10.5281/zenodo.19466623first seen 2026-05-05 19:11:52
🔔 こうした論文の新着を逃したくない方は キーワードアラート に登録（無料・3キーワードまで）。
gxceed は公開メタデータに基づく研究支援データセットです。要約・翻訳・解説は AI 支援で生成されています。 最終的な解釈・検証は利用者が原典資料に基づいて行うことを前提とします。