Which is greener – paper or digital?
One paperback: ~7.5 kg CO₂. Manufacturing a Kindle: ~65 kg CO₂. Break-even: ~10 books. If you read 20+ books/year, e-readers have a lower footprint. But paper books don't need electricity, are recyclable, and support local bookstores. Best option: libraries and second-hand books, which approach zero marginal impact.