Old-growth forests are some of Europe's most valuable natural ecosystems, but they are also among the most threatened. Their role in conserving biodiversity, regulating the climate, preserving cultural heritage and supporting people's well-being is invaluable. According to a rough estimate, onl...

Source: [Phys.org](https://phys.org/news/2026-09-growth-forests-northern-europe-requires.html)

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