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Such adaptations include physical protection against heat, increased growth after a fire event, and flammable materials that encourage fire and may eliminate competition. For example, plants of the genus Eucalyptus contain flammable oils that encourage fire and hard sclerophyll leaves to resist heat and drought, ensuring their dominance over ...
The ecological theory of alternative stable states describes how different ecosystems can exist side by side, and how they can shift as a result of disturbance. Applied to fire ecology, the theory describes how flammable and less-flammable vegetation types can exist side by side, and are maintained by different relationships with fire. [3]
Plants have evolved many adaptations to cope with fire. Of these adaptations, one of the best-known is likely pyriscence, where maturation and release of seeds is triggered, in whole or in part, by fire or smoke; this behaviour is often erroneously called serotiny, although this term truly denotes the much broader category of seed release ...
This occurs when the fire's behavior is mostly controlled by winds generated by the fire's own plume. [9] This could lead to erratic conditions such as a column collapse and rapid runs. [10] Typical appearance of a plume-dominated fire. This picture was taken at the Silver Fire in Oregon in 1987. Typical appearance of a plume-dominated fire.
Sequoia sempervirens with remainings of a fire older than 100 years. These resist fire with adaptations including thick bark, tissue with high moisture content, or underground storage structures. Examples include: Longleaf pine (Pinus palustris) [1] Giant sequoia (Sequoiadendron giganteum) Coast redwood (Sequoia sempervirens) Cork oak (Quercus ...
Fire Adapted Communities logo. A fire-adapted community is defined by the United States Forest Service as "a knowledgeable and engaged community in which the awareness and actions of residents regarding infrastructure, buildings, landscaping, and the surrounding ecosystem lessens the need for extensive protection actions and enables the community to safely accept fire as a part of the ...
The fire interval is the number of years between fires and is highly dependent on spatial scales. Fire rotation is a measure of the amount of fire in a landscape (the amount of time required to burn an area the size of the study area). The fire rotation statistic is best used for large areas that have mapped historic fire events. [6]
Fire exclusion has resulted in a declining reproductive output, and thus population size, of some species of pyrogenic plants. [3] Additionally, evidence suggests that fires that occur outside of normal seasonal burn times (typically summer months) can have negative repercussions on pyrogenic flowering plants, including lower flowering and seed production when compared to fire-exposed plants ...