Fire Ecology and Management
Fire Ecology and Management FOR 426
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This 5 page Class Notes was uploaded by Ms. Alene Howell on Friday October 23, 2015. The Class Notes belongs to FOR 426 at University of Idaho taught by Penelope Morgan in Fall. Since its upload, it has received 6 views. For similar materials see /class/227831/for-426-university-of-idaho in Natural Resource Ecology And Mgmt at University of Idaho.
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Date Created: 10/23/15
Fire Ecology and Management Fire Ecology and Management Pennv Morgan pn Wildland Univ 395 iorgan uidaho du I39e Program y of Idaho Burning questlons amp hot toplcs o How do we balance the need to protect 0 le and their property with the ecological realities of ire o What are the ecological effects of fire 0 Sagebrush grass an s o What fire management is appropriate Historical anurn irc Regimes mm Ecolog albene sof res o Alter vegetation structure and composition o Affects decomposition and other ecosystem processes Recycle nutrients Rejuvenate vegetation Alter wildlife habitat Maintain diversity of microsites s ecies communities and landscapes o Regulates biomass and fuels F res are a hazard to 0 People and pmperty o Soils str ms and watersheds 0 Wildlife and wildlife bitat Cumm Candiliun mm mm mm Forests ecosystems have changed 0 Fewer large treE and snags o More trees that are less fire resistant 0 Many native lam and animals have declined In a undance o Landsca es vulnerable to insect diSESQ and fires 0 More demands and more complex demands 0 More people specially in urban and exurban EFES 0 Fewer mills and skilled woods workers 0 Trust and credibility has emded 0 We effectively exclude most small fires Historicaly Relativelv frequent res LOW arid mixed severitv 0 Currently Fires are much less frequent Lar er More severe Restore resilience Thinning from below Redu 2 vertical mrmriuity Reduce hurizurital curmriuity Leave mariv or the large trees Reiritroduce rire 3 n n n Thisaieabumed resilience to Future res 7n mes in led an w Historically 0 Mixed severity and standreplacing fires 0 Both crown and surface fires Currently 0 Fires are slightly less frequent and smaller 0 Similar severity still mixed and stand replacing severity A Subalpine and moist forests o Fuels management is less effective at protecting people and property except when it is next to buildings 0 Drought and wind are major contributors to large fires 0 Humaninduced changes are less pronounced than in dry forests and woodlands Moist forests Historically 0 Mixed severity fires every 50125 yr 0 With more severe and very large fires at 150250 yr intervals Currently 0 Fires are less frequent and smaller in size 0 Very large severe fires are possible Fire management options Priorto the fire l i Fuels management 0 Prevention 0 Restoration During fire 0 Suppression o Wildland Fire Use for 7 Resource Benefit 0 Appropriate Mgt Response Postfire 0 Rehabilitation 0 Celebration Real 5 o All fires are not alike 0 Fuels management is not equally effective everywhere nd ry year 0 When wildland fires threaten houses they threaten Iols of houss a once 0 We effectiver suppress small and moderately sized fires so our experience 39s with increasingly severe 395 o Firs are burning in an altered environ ment more large res with warm springl umm r re seasons are longer now than in 1970s Wes1elilrlgel ai zana saenae Taresl Vulneszy tally laie uelml Northern Rockies particular y vulnerable to increased fire with projected climate change especially forests at mid to high elevations s r u lcullloliiemmcst mhylmaslama Westerllngel al aunt Mnlgan elai 2UUBEcningV Mid20 ceniury gap ely 16 lo climal re exclusion spnng tern perature Fire exclusion likely more e eciive when iis cool and Wei 2 0 2 4 0 4 a 2 E o is PDO hboan mm w W m m M Flam nargan E4 2i i lnlam Degraded VerDegraded ENaDala hr hilkmi nn Solutions o Balancing the need to protecting people and property from fire with the ecological realities Our changing worm o Find and work within zones of cnanglng global cllrnate agreementquot Invaslve Specles Growll lg and cnanglng numan populatlon 0 Think strategically before 39 ter fires 0 Build trust and credibility o Escalating costs of fire suppression rehabilitation o colrborate d b 0 Recognition of the ecological importance of fire in Be one 5quot opequot 3 out ecosys ems w at we ont know 0 We want simple solutions for complex problems Be ex39ble arid adaPtIVe o Shortterm vs longterm costs and benefits 0 Accommodate wildlife and other biodiverslt considerations as well as the desires of people httg ZZWWW cnr uldaho eduZWlldland re Indlv dual courses Undergraduate programs Major m FlrE Eculngv and Msnsdsm snt Mlnor n Flre EmlDQY and Msnadem snt Certl cate n Flre EmlDQY Graduate programs Certlfcate m Flre Ecology MNR on campus and onrllne MSan p a gt30 graduate students and gt16 facultv mem ers dolng re researcn lmportant to state reglon and nat on Partnershl s w tn Federal and state agencles GDs lndustrv and otners