This video segment from IdahoPTV's Science Trek explains how oxygen, fuel, and heat make up a fire triangle. The job of a fire fighter is to eliminate at least one of these elements. Find out the 3 ways in which wildfire spreads and how firefighters use weather, geology, and science to fight fires. What are some of the benefits to wildfires and why is it important to rehabilitate the landscape after a fire?
Visit the Science Trek companion Web site to learn more about Wildfires.