نتایج جستجو برای: wildfire spread

تعداد نتایج: 112773  

2005
David T. Butry

In this paper we estimate the treatment effects wildfire suppression (fire crew response time) and fuel management (prescribed fire) have on wildfire size and intensity. Since wildfire management (suppression and fuel management) is likely endogenous to wildfire behavior, we develop instrumental variables (IV) and propensity score matching (PSM) methods to provide consistent estimations of the ...

2010
Darko Stipaničev Maja Štula Damir Krstinić Ljiljana Šerić Toni Jakovčević Marin Bugarić

Wildfires cause significant economic damage and have quite devastating effect on environment all over the world. Early fire detection and quick and appropriate intervention are of vital importance for wildfire damage minimization. In both cases, video-monitoring system could be quite useful. In this paper, after a short survey of various approaches to the wildfire monitoring, particularly to te...

Journal: :Environmental Modelling and Software 2015
Matthew P. Thompson Jessica R. Haas Julie W. Gilbertson-Day Joe H. Scott Paul Langowski Elise Bowne David E. Calkin

Applying wildfire risk assessment models can inform investments in loss mitigation and landscape restoration, and can be used to monitor spatiotemporal trends in risk. Assessing wildfire risk entails the integration of fire modeling outputs, maps of highly valued resources and assets (HVRAs), characterization of fire effects, and articulation of relative importance across HVRAs. Quantifying and...

1999
Lisa Noordergraaf Ruud van der Pas

This paper presents performance results from work done on Sun’s WildFire system. WildFire is a codename for a prototype shared memory multiprocessor developed by Sun MicrosystemsTM consisting of up to four unmodified Sun EnterpriseTM x000 series symmetric multiprocessors (SMPs). A goal of the WildFire system is to evaluate the effectiveness of leveraging large SMPs in the construction of even l...

2013
Colin J. Ferster Nicholas C. Coops Howard W. Harshaw Robert A. Kozak Michael J. Meitner

Wildfire management in the wildland-urban interface (WUI) protects property and life from wildland fire. One approach that has potential to provide information about the amount and location of fuels to forest managers and, at the same time, increase public knowledge and engagement in reducing wildfire threats is public participation in scientific research (PPSR)—also known as citizen science—wh...

2016
Melissa A. Tinling J. Jason West Wayne E. Cascio Vasu Kilaru Ana G. Rappold

BACKGROUND Cardiovascular health effects of fine particulate matter (PM2.5) exposure from wildfire smoke are neither definitive nor consistent with PM2.5 from other air pollution sources. Non-comparability among wildfire health studies limits research conclusions. METHODS We examined cardiovascular and respiratory health outcomes related to peat wildfire smoke exposure in a population where s...

2016
Colleen E. Reid Michael Brauer Fay H. Johnston Michael Jerrett John R. Balmes Catherine T. Elliott

BACKGROUND Wildfire activity is predicted to increase in many parts of the world due to changes in temperature and precipitation patterns from global climate change. Wildfire smoke contains numerous hazardous air pollutants and many studies have documented population health effects from this exposure. OBJECTIVES We aimed to assess the evidence of health effects from exposure to wildfire smoke...

Journal: :Simulation Modelling Practice and Theory 2011
Song Guo Xiaolin Hu

Spatial partitioning is commonly used for parallel simulation of spatial–temporal systems, such as simulations of wildfires. Achieving effective spatial partitioning is a challenging task due to the dynamic behavior of the simulation models. This paper presents a partitioning method named profile-based spatial partitioning for parallel simulation of large scale wildfires. The profile-based part...

2011
Tyron J. Venn David E. Calkin

Forests in the United States generate many non-market benefits for society that can be enhanced and diminished by wildfire and wildfire management. The Federal Wildland Fire Management Policy (1995, updated 2001), and subsequent Guidance to the Implementation of that policy provided in 2009, require fire management priorities be set on the basis of values to be protected (including natural and ...

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