One-fifth of Earth's land could be restored to wilderness by reintroducing animals and improving management.
The world missed all 20 targets for stemming the tide of biodiversity loss. But there has been some progress over the last decade.
Without an array of ecosystems and species, it's tough for farmers to grow crops or ranchers to raise animals.
Most of Australia's plants and animals are found nowhere else on Earth. This remarkable biodiversity requires a bolder, brighter conservation vision.