Alaska: Spirit of the Wild (1998)
A look at the Alaskan wilderness throughout the year, from the harsh winters to the rejuvenating spring, and the animals including its human residents who learn to adapt to the extremes of Alaskan weather
Natural Disasters: Forces of Nature (2004)
Volcanoes, earthquakes, and tornadoes all can cause enormous damage, and predicting where and when they will strike is of great importance Volcanologist Dr Marie Edmonds has devised sensors that monitor the underground activity