The forests can recover. Rivers can eventually clear. Wildlife can return. But the question David Attenborough has spent decades asking is more uncomfortable: what happens to humanity if the natural systems we depend on are pushed beyond their limits?
Few people have watched the natural world change as closely as Attenborough. Across more than seven decades of broadcasting, he has taken audiences into forests, oceans, deserts and frozen landscapes, turning wildlife that once seemed impossibly distant into something millions of people could understand and care about.