For the first time since the dinosaurs disappeared, humans are driving animals and plants to extinction faster than new species can evolve.
This is the depressing warning from one of the world's leading experts on biodiversity.
Conservation experts have already said that the world is in the middle of the sixth great extinction in our planet's long history.
The fifth was 65 million years ago when the dinosaurs were wiped out when a huge asteroid crashed into the world.
One in four types of coral are at risk of extinction or actually extinct in the wild
Picture: Rex