Which sustainable packaging innovation was first widely adopted by the music industry for physical album releases?

The music industry has been making significant strides in sustainability, from eco-friendly vinyl production to carbon-neutral concerts. As environmental concerns grow, many music companies and artists have pioneered innovative approaches to reduce their ecological footprint. This poll tests your knowledge about one groundbreaking sustainable initiative that changed how physical music products are produced and packaged. Can you identify the genuine sustainability milestone from the plausible alternatives?

This is a live public trivia poll on AIPolls.Net. Vote and see real-time results.

Digipaks made from recycled paper that replaced plastic jewel cases
Biodegradable vinyl records made from plant-based materials
Albums packaged in seed paper that can be planted after purchase
Carbon-negative cassette tapes made from reclaimed ocean plastic