crown fire


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Related to crown fire: ground fire

crown fire

[′krau̇n ‚fīr]
(forestry)
A forest fire burning primarily in the tops of trees and shrubs.
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References in periodicals archive ?
Assessing crown fire potential by linking models of surface and crown fire behavior.
We have had some severe fires in the past, but nothing with this many acres burned in crown fires.
The Crown Fire destroyed a decades-old wooden bridge on Aliso Canyon Road, closing the road until a new concrete bridge was completed this spring.
A major grove can produce enough transpiring leaves to create a micro climate of cooler temperatures and higher humidities, capable of repelling crown fires that gobble adjacent pine and fir stands.
It is also reported to increase the probability of crown fires as the dried winter foliage carries fire high into the canopy of infested trees (Gray et al.
Severe crown fires can eliminate above-ground biomass, change successional rates and alter vegetation species composition, belowground physical, chemical and microbial processes.
Aircraft deliver paratrooper firefighters and equipment and help suppress crown fires on 1,755 hectares," the source said.
In contrast, the thin bark of other species such as lodgepole pine (Pinus contorta), Englemann spruce (Picea sitchensis), and subalpine fir (Abies lasiocarpa) suggest these species evolved under less frequent stand-replacing crown fires, indicating dense stands between fires may have been common in the past.
Yedinak is trying to find ways to help fight crown fires.
Firefighters know there are two different types of wild land fires: brush or surface fires, and crown fires.
This information is then used to identify high-density timber stands where hazardous fuels are likely to accumulate, thereby helping to identify areas where catastrophic crown fires could occur.
These treetop blazes, or crown fires, spread rapidly by jumping from canopy to canopy.