Tracking Green Industrial Policies with LLMs: A Demonstration

Yucheng Lu


Abstract
Green industrial policies (GIPs) are government interventions that support environmentally sustainable economic growth through targeted incentives, regulations, and investments in clean technologies. As the backbone of climate mitigation and adaptation, GIPs deserve systematic documentation and analysis. However, two major hurdles impede this systematic documentation. First, unlike other climate policy documents, such as Nationally Determined Contributions (NDCs) which are centrally curated, GIPs are scattered across numerous government legislation and policy announcements. Second, extracting information from these diverse documents is expensive when relying on expert annotation. We address this gap by proposing GreenSpyder, an LLM-based workflow that actively monitors, classifies, and annotates GIPs from open-source information. As a demonstration, we benchmark LLM performance in classifying and annotating GIPs on a small expert-curated dataset. Our results show that LLMs can be quite effective for classification and coarse annotation tasks, though they still need improvement for more nuanced classification. Finally, as a real-world application, we apply GreenSpyder to U.S. Legislative Records from the 117th Congress, paving the way for more comprehensive LLM-based GIP documentation in the future.
Anthology ID:
2025.nlp4pi-1.1
Volume:
Proceedings of the Fourth Workshop on NLP for Positive Impact (NLP4PI)
Month:
July
Year:
2025
Address:
Vienna, Austria
Editors:
Katherine Atwell, Laura Biester, Angana Borah, Daryna Dementieva, Oana Ignat, Neema Kotonya, Ziyi Liu, Ruyuan Wan, Steven Wilson, Jieyu Zhao
Venues:
NLP4PI | WS
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Publisher:
Association for Computational Linguistics
Note:
Pages:
1–10
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URL:
https://preview.aclanthology.org/landing_page/2025.nlp4pi-1.1/
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Cite (ACL):
Yucheng Lu. 2025. Tracking Green Industrial Policies with LLMs: A Demonstration. In Proceedings of the Fourth Workshop on NLP for Positive Impact (NLP4PI), pages 1–10, Vienna, Austria. Association for Computational Linguistics.
Cite (Informal):
Tracking Green Industrial Policies with LLMs: A Demonstration (Lu, NLP4PI 2025)
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https://preview.aclanthology.org/landing_page/2025.nlp4pi-1.1.pdf