نتایج جستجو برای: wildfire spread

تعداد نتایج: 112773  

Journal: :Robotics and Autonomous Systems 2022

This paper introduces a wildfire monitoring system based on fleet of Unmanned Aerial Vehicles (UAVs) to provide firefighters with precise and up-to-date information about propagating wildfire, so that they can devise efficient suppression actions. We present an approach plan trajectories for fixed-wing UAVs observe evolving over time by tailoring the Variable Neighborhood Search metaheuristic p...

2016
Lara Vilar Israel Gómez Javier Martínez-Vega Pilar Echavarría David Riaño M. Pilar Martín

The socio-economic factors are of key importance during all phases of wildfire management that include prevention, suppression and restoration. However, modeling these factors, at the proper spatial and temporal scale to understand fire regimes is still challenging. This study analyses socio-economic drivers of wildfire occurrence in central Spain. This site represents a good example of how hum...

Journal: :European Journal of Operational Research 2009
Young-Hwan Kim Pete Bettinger Mark Finney

Methods for scheduling forest management activities in a spatial pattern (dispersed, clumped, random, and regular) are presented, with the intent to examine the effects of placement of activities on resulting simulated wildfire behavior. Both operational and fuel reduction management prescriptions are examined, and a heuristic was employed to schedule the activities. The main hypothesis is that...

2007
D. MAX SMITH

Riparian forest communities in the southwestern United States were historically structured by a disturbance regime of annual flooding. In recent decades, however, frequency of flooding has decreased and frequency of wildfires has increased. Riparian forests provide important breeding habitat for a large variety of bird species, and the effects of this altered disturbance regime on birds and the...

2015
KATHERINE DICKINSON HANNAH BRENKERT-SMITH NICHOLAS FLORES

Social interactions are widely recognized as a potential influence on risk-related behaviors.We present a mediation model in which social interactions (classified as formal= informal and generic=fire-specific) are associated with beliefs about wildfire risk and mitigation options, which in turn shape wildfire mitigation behaviors. We test this model using survey data from fire-prone areas of Co...

2017
Melissa Powell Laurel Boyd

Introduction Wildfires occur annually in Oregon, and the health risks of wildfire smoke are well documented1. Before implementing syndromic surveillance through Oregon ESSENCE, assessing the health effects of wildfires in real time was very challenging. Summer 2015 marked the first wildfire season with 60 of 60 eligible Oregon emergency departments (EDs) reporting to ESSENCE. The Oregon ESSENCE...

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