What is the difference between a wisent and a bison? Where do they live, and how? What do they eat? Find out everything you need to know about the "European King of the Forest."
Young residents of Bialowieza are leaving in droves, and those remaining want to cut down the primeval forest. But the park director says turning the forest into a protected reserve can breathe new life into the region.
The endangered 'Coral Triangle' sustains life under water and livelihoods above it. For how long?
For years, bogs were drained for irrigiation and to reclaim land. Now a rethink is underway.