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Wild Land Fire Ecology Kaylene Maize www.leadership.wharton.upenn.edu
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Fire Management History Full Fire suppression introduced after the fires of 1910 Fire was not allowed to burn, it was extinguished immediately Today fire is seen as a natural and important role in a healthily ecosystem www.coldblast.com
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An Ecosystem Perspective on Fire Long-term goal: minimize destructive elements of fire while maximizing its benefits. Prescribed fire is used to control unwanted plant species and to promote growth www.fs.fed.us
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How to Prevent Fires! Fuel treatment: Isolation Removal Rearrangement Fuel distribution: Ground fuel Areal Fuel Surface fuel Crown fires www.ignitethespirit.org
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Smokey the Bear Educational programs can reduce the occurrence of unwanted fires School programs 4-H Boy Scouts/girl scouts Media announcements www.onlineusanews.com
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Wildfire Suppression U.S. Forest Service strategy is to “confine, contain and control.” Fire attack Direct- to build a control line at or close to the leading edge of a fire Indirect- building the control line some distance from the fire’s leading edge. Use in large rapidly spreading fires www.cenvironment.blogspot.com
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The Fire Triangle www.commons.wikimedia.org
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Fire Behavior Fire begins with ignition Fuel- Moisture, continuity and arrangement Weather- temperature, wind and relative humidity Topography- Aspect, slope and elevation www.meted.ucar.edu
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Fire Regime Components: Time: Frequency Seasonality Fire: Size Intensity Classes: Understory Stand replacement Mixed severity Non-Fire www. century21-condesa.com
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Major Fuel Types Grass Shrubs Timber Slash www.listze.com www.gapphotos.com www.wallpaperpimper.com
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Job Opportunities in Fire Ecology Wild land Fire fighters Smoke Jumpers Fire engineer Fuels management Hot shot crews fire.lacounty.gov
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