The area's evolutionary roots opens this look at the African valley. Air Date : 8th-Oct-1989  Read More

The wildlife that lives on the Great Rift's ash plains. Air Date : 15th-Oct-1989  Read More

Examines the Red Sea, the island of Madagascar and East Africa. Air Date : 22nd-Oct-1989  Read More

Soft coral, sponges, tubeworms, anemones and giant cod adapt to life in Antarctica's subzero waters. Air Date : 29th-Oct-1989  Read More

Profiles the wildlife living within the British crown colony of Hong Kong Air Date : 12th-Nov-1989  Read More

An exploration of the Caledonian forest in Scotland, Britain's largest remaining area of ancient woodland. Air Date : 19th-Nov-1989  Read More

A portrait of the endangered mountain gorilla in equatorial Africa. Air Date : 10th-Dec-1989  Read More

A look at the maneating tigers of the Sundarbans delta in India. Air Date : 17th-Dec-1989  Read More

Resource management in Italy's alpine Gran Paradiso National Park has consequences beyond the parks boundaries. Air Date : 7th-Jan-1990  Read More

Scientists study sandhill cranes on Nebraskan plains, Alaskan and Siberian coasts and in the Northwest Territories. Air Date : 21st-Jan-1990  Read More

The forests and waters of Ethiopia's Bale Mountains, may one day renew the country's depleted landscape. Air Date : 4th-Feb-1990  Read More

A look at how Europe's birds of prey have adapted. Air Date : 11th-Feb-1990  Read More

The relationship between working sheepdogs and flocks of sheep. Selective breeding yields a sheepdog with outstanding abilities to tend the creature other canines prey upon. Air Date : 18th-Feb-1990  Read More

Tracing the course of the Colorado River. Air Date : 4th-Mar-1990  Read More

Thousands of years of human settlement provide the backdrop by which to discover the wildlife of Ireland. Air Date : 11th-Mar-1990  Read More

The fur trade continues to threaten the South American otter with extinction, despite its status as an endangered species. Air Date : 18th-Mar-1990  Read More

Profiles the Haida Indians who live on British Columbia's Queen Charlotte Island. Air Date : 25th-Mar-1990  Read More

An exploration of the environmental impact of man's attempts to halt the erosion of Presque Isle beaches. Air Date : 1st-Apr-1990  Read More

The effect of the 1988 fire on the ecosystem of Yellowstone National Park. Air Date : 8th-Apr-1990  Read More

A natural history of the snake includes its significance to man as a symbol of fertility, immortality and death. Air Date : 15th-Apr-1990  Read More