نتایج جستجو برای: wildfires

تعداد نتایج: 2637  

Journal: :International Journal of Advanced and Applied Sciences 2022

This paper examines the phenomenon of wildfires in California and investigates buildings affected by Woolsey Fire Central Malibu 2018. We focus empirically on machine learning to identify damaged objects from point-cloud data. project includes a literature review with references methods used for wildfire research LiDAR data processing. In this study, researchers trained an existing deep model d...

Journal: :Conservation 2022

There is a widespread perception that every year wildfires are intensifying on global scale, something often used as an indicator of the adverse impacts warming. However, from analysis have occurred in US, Canada, and Mediterranean countries, trend justifies this could not be identified. Arguably, instead blaming climate change, research mitigation should re-directed to forest management policy...

Journal: :Journal of the Air & Waste Management Association 2005
David E Henderson Jana B Milford Shelly L Miller

Wildfires and prescribed burns are receiving increasing attention as sources of fine particulate matter (PM2.5). The goal of this research project was to understand the impact of mitigation strategies for residences impacted by scheduled prescribed burns and wildfires. Pairs of residences were solicited to have PM2.5 concentrations monitored inside and outside of their houses during four fires....

2017
Susan J. Prichard Camille S. Stevens-Rumann Paul F. Hessburg

Across the globe, rising temperatures and altered precipitation patterns have caused persistent regional droughts, lengthened fire seasons, and increased the number of weather-driven extreme fire events. Because wildfires currently impact an increasing proportion of the total area burned, land managers need to better understand reburns – in which previously burned areas can modify the patterns ...

Journal: :The New phytologist 2014
Paul V Dunnette Philip E Higuera Kendra K McLauchlan Kelly M Derr Christy E Briles Margaret H Keefe

Wildfires can significantly alter forest carbon (C) storage and nitrogen (N) availability, but the long-term biogeochemical legacy of wildfires is poorly understood. We obtained a lake-sediment record of fire and biogeochemistry from a subalpine forest in Colorado, USA, to examine the nature, magnitude, and duration of decadal-scale, fire-induced ecosystem change over the past c. 4250 yr. The h...

Journal: :Environmental Health Perspectives 2001

2014
Trent D. Penman Luke Collins Alexandra D. Syphard Jon E. Keeley Ross A. Bradstock

Wildfires can pose a significant risk to people and property. Billions of dollars are spent investing in fire management actions in an attempt to reduce the risk of loss. One of the key areas where money is spent is through fuel treatment--either fuel reduction (prescribed fire) or fuel removal (fuel breaks). Individual treatments can influence fire size and the maximum distance travelled from ...

Journal: :The Forestry Chronicle 2014

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