How to rewild a country: the story of Argentina

It began with a philanthropic couple buying a swamp but has become one of the world's boldest experiments in restoring degraded habitats, bringing wildlife and landscapes back from the brink

• Read more in our Wild world series

Above: El Impenetrable national park, home to thousands of charismatic plants, flowers and animals, including jaguars. Below: Satellite images from Landsat and Planet Basemaps data from 1993 to 2022 show the rapid rate of development on the edges of the park