crown fire

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  • noun

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a forest fire that advances with great speed jumping from crown to crown ahead of the ground fire

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References in periodicals archive ?
Controlling mature Ashe juniper in Texas with crown fires.
Unlike the high-elevation forests which experience low-frequency stand-replacing crown fires at typical return intervals of 200 to 400 years, most low-elevation forests in Wyoming appear to have evolved under high-frequency surface fires in the understory with return intervals averaging 20 to 30 years (Meyer et al.
Fines in the crown affect the risk of a crown fire progressing horizontally.
We have had some severe fires in the past, but nothing with this many acres burned in crown fires.
Fires at large spatial scales, such as stand-replacing crown fires, negatively impact tree squirrels by destruction of habitat and depletion of resources (Fisher and Wilkinson, 2005; Koprowski et al.
These treetop blazes, or crown fires, spread rapidly by jumping from canopy to canopy.
According to theory, only after the forest develops a solid understory layer-- or lader fuel -- can it support the dangerous and uncontrollable crown fires, which sweep through the canopy, killing all trees.
Angeles National Forest spokesman Stanton Florea said the P-3 Orion tankers have been ``very helpful'' in quenching the Pine Hill, Foothill and Crown fires.
In 1999 the General Accounting Office warned Congress that 45 million acres of low-elevation, dry forests were primed to fry in catastrophic crown fires, putting western communities in jeopardy.
Crown fires burn so hot and deep that they destroy the roots of trees.
When crown fires sweep through these forests, the public takes notice.
In the West, where fires are more apt to crown (or burn in the treetops rather than stay to the ground) firelines as wide as Interstate highways frequently are rendered useless because of the intense conditions of crown fires.
Nobody controls when or where wildfires occur, and today's fires often result in very high-intensity crown fires that create high-velocity winds within the fire storm.