Sensitive ecosystems at risk from mine waste, finds study

Nearly a third of the world's mine tailings are stored within or near protected conservation areas, University of Queensland research has found. A study led by UQ's Bora Aska, from the Sustainable Minerals Institute and School ...

Scientists rediscover small Brazil tree, 185 years on

A species of small holly tree that was last seen nearly two centuries ago and was feared extinct has been rediscovered pluckily clinging to life in an urban area in northeastern Brazil, scientists said Tuesday.

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