Episode 82: Hard to Abate, Harder to Ignore: Decarbonizing India’s Heavy Industry | ft. Girish Sethi

Item: Episode 82: Hard to Abate, Harder to Ignore: Decarbonizing India’s Heavy Industry | ft. Girish Sethi
Rating: 4
Author: PostSingularity Institute

by The India Energy Hour

Applied Sciences & Engineering Climate & Ecology RNPPollution and threats to the environment RNPGClimate change

🎙 The India Energy Hour 👥 779 📅 August 21, 2025 ⏱ 60 min 👁 6 📄 expert opinion 🧭 2026-08-17

Available in: English (current) Français

Keywords

hard-to-abatesteelcementIndiagreen hydrogen

Summary

In this episode of The India Energy Hour, hosts Shreya Jai and Dr. Sandeep Pai interview Girish Sethi, Senior Director of the Energy Program at TERI, about the challenges and pathways for decarbonizing India’s steel and cement sectors. Sethi begins by sharing his 40-year career journey, starting in the cement industry and later moving to TERI, where he worked on energy efficiency in various industries. He provides a detailed overview of the cement sector, highlighting that it is almost entirely private, highly energy-efficient, and produces a significant share of blended cement using fly ash and slag. The steel sector, in contrast, has a mix of large players and smaller units using different technologies, including coal-based DRI. Sethi discusses the heavy reliance on coal in both sectors and the limited progress on alternative fuels. He explains that while green hydrogen is a promising long-term option for steel, it faces cost and raw material challenges. For cement, CCS is the only full decarbonization option, but it is not yet commercial. He emphasizes the importance of near-term measures like improving energy efficiency, increasing scrap use, and enhancing alternative fuel utilization, which India lags behind on compared to Europe. The conversation underscores the need for policy support, finance, and innovation to drive a realistic transition.

211 words

Critical Evaluation

Value of the Information & Strength of the Argument

The value of the information is high, as it provides a comprehensive and nuanced understanding of the Indian steel and cement sectors, their energy consumption, and the practical challenges of decarbonization. Sethi’s arguments are well-structured and grounded in his extensive experience. He effectively distinguishes between short-term efficiency gains and long-term transformative technologies, avoiding oversimplification. He also highlights the unique aspects of the Indian industry, such as the prevalence of blended cement and the diverse steel production routes, which are often overlooked in global discussions. The argumentation is solid, though it could benefit from more quantitative data and specific policy recommendations.

Scientific Rigor, Source Quality, Title Accuracy

The scientific rigor is moderate. The discussion is based on the expert’s professional knowledge, but specific sources are not cited within the episode. The description provides links to the transcript, the producer’s website, and LinkedIn profiles, but no direct references to studies or reports. The title accurately reflects the content, focusing on the hard-to-abate sectors and the need for action. The episode does not include a public comments section, so no analysis of public reception is possible.

192 words

Title / Content Match

The title accurately reflects the content, focusing on the challenges and opportunities of decarbonizing India's heavy industry, specifically steel and cement.

Quality & Reliability

7/10

The episode features an expert with decades of experience in the cement and steel sectors, providing detailed and accurate descriptions of industry structure, energy efficiency, and decarbonization challenges. The discussion is grounded in practical knowledge, though it lacks formal citations and quantitative data in some parts.

Key Moments

Markers derived by PSI from the transcript: the creator did not define chapters.

Cited Sources

Full transcript of the episode — Provided in the video description for reference.
101Reporters — Producer of the podcast, mentioned in the introduction.
Girish Sethi's LinkedIn profile — Linked in the description for more information about the guest.

Concurring Sources

TERI - The Energy and Resources Institute — The guest's organization, known for research on energy and sustainability.

Contribution & Novelties

The episode provides a valuable insider perspective on the Indian steel and cement sectors, highlighting the unique structural characteristics and the practical challenges of decarbonization. It emphasizes the importance of near-term measures such as energy efficiency, scrap utilization, and alternative fuels, which are often overshadowed by the hype around green hydrogen and CCS. The discussion also underscores the need for policy support and finance to enable a realistic transition.

Pour aller plus loin :

Green hydrogen for steel production — Overview of green hydrogen and its potential applications.
Carbon capture and storage — Explanation of CCS technology and its role in heavy industry.
Supplementary cementitious materials — Details on materials like fly ash and slag used to reduce clinker factor.

120 words

Radar Profile

The radar profile shows high scores in quantity and quality of information, reflecting the expert's detailed knowledge. The technical level is also high, indicating a deep dive into the subject. The reliability score is moderate, as the discussion is based on expert opinion rather than cited studies.

Reliability 7/10