Okavango
Everything from inch-long frogs to elephants; dragonflies to fish eagles. The crystal clear waters of the Okavango swamps are a wildlife paradise protected, until now, by a lethal pest. While the tsetse fly kept men and cattle at bay, the channels and islands were left to the hippos and crocodiles.
Now there is another threat: mining for diamonds and copper requires millions of gallons of water. In drought-stricken Botswana there is only one place where it can come from-the Okavango....
Narrated by IAN holm
Written by NIGEL SITWELL
Directed by MICHAEL ROSENBERG
Series editors PETER JONES , ANTHONY ISAACB BBC Bristol