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  "path": "/guitars/martin-00l-biosphere-iv-penguin-earth-day-acoustic",
  "publishedAt": "2026-04-22T17:43:41.000Z",
  "site": "https://www.musicradar.com",
  "tags": [
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  "textContent": "This stunning slope-shouldered 00-14 features artwork from Robert Goetzl, an FSC-certified build, and recognises a universal truth that the world is infinitely better with penguins in it",
  "title": "“A moving tribute to the emperor penguin and the fragile ecosystems it depends on”: Martin marks Earth Day with a custom graphic 00L Biosphere IV acoustic in the name of penguin preservation"
}