With every extinction, we lose not just a species but a treasure trove of knowledge

By Johannes M. Luetz, Adjunct Professor, University of the Sunshine Coast; UNSW Sydney; Alphacrucis College

The millions of species humans share the world with are valuable in their own right. When one species is lost, it has a ripple effect throughout the ecosystems it existed within.

But there’s a hidden toll. Each loss takes something from humanity too. Extinction silences scientific insights, ends cultural traditions and snuffs out spiritual connections enriching human life.

For instance, when China’s baiji river dolphin vanished, local memory of it faded…

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