# World of Steel Page: https://stenobird.com/podcast/rare-earth-6755507/world-of-steel Text version: https://stenobird.com/podcast/rare-earth-6755507/world-of-steel.md Podcast: [Rare Earth](https://stenobird.com/podcast/rare-earth-6755507) Published: 2025-09-12T11:58:00+00:00 Episode link: http://www.bbc.co.uk/programmes/m002j631 Audio file: http://open.live.bbc.co.uk/mediaselector/6/redir/version/2.0/mediaset/audio-nondrm-download-rss/proto/http/vpid/p0m286xy.mp3 Processing state: not_requested JSON: https://stenobird.com/v1/public/podcasts/rare-earth-6755507/episodes/world-of-steel Duration seconds: 3145 ## Resource The modern world is built on steel but can it ever be green? Tom Heap and Helen Czerski search for the holy grail of environmentally friendly steel. Panellists: Ed Conway – Sky Economics & Data Editor and Author of “Material World” Will Arnold – Head of Climate Action, The Institution of Structural Engineers Dr Abi Ackerman – Imperial College London Caroline Ashley – Director, SteelWatch Producer: Beth Sagar-Fenton Rare Earth is produced in association with the Open University ## Actions - request_transcript: `POST https://stenobird.com/v1/public/podcasts/rare-earth-6755507/episodes/world-of-steel/transcription-requests` — Idempotently request low-priority transcript generation for this episode. - read_markdown: `GET https://stenobird.com/podcast/rare-earth-6755507/world-of-steel.md` — Read the agent-friendly Markdown representation of this episode resource. A page view does not enqueue transcription. Agents should invoke `request_transcript` explicitly when they need this episode processed. ## Transcript Full transcripts are not published on public pages unless there is a clear rights basis.