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Fight Fire With Fire Sometimes firefighters start small fires to prevent bigger ones. Small fires clear out dead plants and brush that provide fuel for big blazes. Firefighters started this blaze in South Dakota.

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Air Strike To fight big blazes, firefighters often take to the skies. This plane dropped special chemicals on a fire that burned in Idaho in 2003. The chemicals stopped the fire by taking away oxygen.

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Risky Business Summer and fall are busy times for wildfires. That's when thousands of firefighters go to work in the woods. Fighting wildfires is a tough, dangerous job. This firefighter is hard at work in Montana.

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