{
  "id": 13556,
  "url": "https://www.cnbc.com/2026/07/25/finland-sand-battery-renewable-energy-storage.html",
  "title": "Finland’s radical answer to renewable energy’s biggest headache: The world’s largest sand battery",
  "summary": "A small Finnish town has turned to the world's largest commercial sand battery to tackle a major hurdle in the energy transition: intermittency.",
  "authors": null,
  "category": "news",
  "topics": "environment",
  "orgs": null,
  "regions": null,
  "published_at": "2026-07-25T05:29:38.000Z",
  "fetched_at": "2026-07-26T05:10:45.164Z",
  "source_slug": "x-cnbc-technology",
  "source_name": "CNBC Technology",
  "source_homepage": "https://www.cnbc.com/technology/",
  "ethics_ai_record_url": "https://ethics.ai/record/13556",
  "original_url": "https://www.cnbc.com/2026/07/25/finland-sand-battery-renewable-energy-storage.html",
  "evidence_status": "source-only",
  "attribution": "via ethics.ai"
}