نتایج جستجو برای: wildfire

تعداد نتایج: 3925  

Journal: :Journal of environmental management 2013
Michael H Taylor Kimberly Rollins Mimako Kobayashi Robin J Tausch

In this article we develop a simulation model to evaluate the economic efficiency of fuel treatments and apply it to two sagebrush ecosystems in the Great Basin of the western United States: the Wyoming Sagebrush Steppe and Mountain Big Sagebrush ecosystems. These ecosystems face the two most prominent concerns in sagebrush ecosystems relative to wildfire: annual grass invasion and native conif...

2017
Songsheng LI

Although technology has advanced at breathless pace, wildfire still bursts out every year all over the world. There are various wildfire monitoring system employed in diferrent countries, most of them are depended on photos or videos to identify features of wildfire, after wildfire happened. Delay of confirmation is diverse based on used techonologies. An autonomous forest patrol system by Unma...

2011
Michael H. Taylor Kimberly Rollins Mimako Kobayashi Robin J. Tausch

In this article we develop a simulation model for estimating the economic efficiency of fuel treatments and apply it to two sagebrush ecosystems in the Great Basin of the western United States: Wyoming Sagebrush Steppe and Mountain Big Sagebrush. These two ecosystems face the two most prominent resource management concerns in sagebrush ecosystems relative to wildfire: annual grass invasion and ...

Journal: :Remote Sensing 2016
Akli Benali Ana Russo Ana C. L. Sá Renata M. S. Pinto Owen Price Nikos Koutsias José M. C. Pereira

Each wildfire has its own “history”, burns under specific conditions and leads to unique environmental impacts. Information on where and when it has started and its duration is important to improve understanding on the dynamics of individual wildfires. This information is typically included in fire databases that are known to have: (i) multiple error sources; (ii) limited spatial coverage and/o...

2016
Domingo M. Molina-Terrén Adrian Cardil Leda N. Kobziar

Wildfire presents a challenge to natural resource managers the world over, and the intentional setting of fires can be used to alleviate some of the challenges associated with wildfire management. Prescribed burning can be used prior to wildfires to reduce fuel loads and promote ecological integrity in fire-adapted systems, while suppression burning can help firefighters control the direction, ...

Journal: :Proceedings of the National Academy of Sciences of the United States of America 2017
Tania Schoennagel Jennifer K Balch Hannah Brenkert-Smith Philip E Dennison Brian J Harvey Meg A Krawchuk Nathan Mietkiewicz Penelope Morgan Max A Moritz Ray Rasker Monica G Turner Cathy Whitlock

Wildfires across western North America have increased in number and size over the past three decades, and this trend will continue in response to further warming. As a consequence, the wildland-urban interface is projected to experience substantially higher risk of climate-driven fires in the coming decades. Although many plants, animals, and ecosystem services benefit from fire, it is unknown ...

2015
Jian Yang Peter J. Weisberg Thomas E. Dilts E. Louise Loudermilk Robert M. Scheller Alison Stanton Carl Skinner

Strategic fire and fuel management planning benefits from detailed understanding of how wildfire occurrences are distributed spatially under current climate, and from predictive models of future wildfire occurrence given climate change scenarios. In this study, we fitted historical wildfire occurrence data from 1986 to 2009 to a suite of spatial point process (SPP) models with a model averaging...

Journal: :Global change biology 2016
Monica B Emelko Micheal Stone Uldis Silins Don Allin Adrian L Collins Chris H S Williams Amanda M Martens Kevin D Bladon

Global increases in the occurrence of large, severe wildfires in forested watersheds threaten drinking water supplies and aquatic ecology. Wildfire effects on water quality, particularly nutrient levels and forms, can be significant. The longevity and downstream propagation of these effects as well as the geochemical mechanisms regulating them remain largely undocumented at larger river basin s...

Journal: :Risk analysis : an official publication of the Society for Risk Analysis 2013
Hannah Brenkert-Smith Katherine L Dickinson Patricia A Champ Nicholas Flores

Wildfire is a persistent and growing threat across much of the western United States. Understanding how people living in fire-prone areas perceive this threat is essential to the design of effective risk management policies. Drawing on the social amplification of risk framework, we develop a conceptual model of wildfire risk perceptions that incorporates the social processes that likely shape h...

2014
Hassani Youssouf Catherine Liousse Laurent Roblou Eric-Michel Assamoi Raimo O. Salonen Cara Maesano Soutrik Banerjee Isabella Annesi-Maesano

Wildfires take a heavy toll on human health worldwide. Climate change may increase the risk of wildfire frequency. Therefore, in view of adapted preventive actions, there is an urgent need to further understand the health effects and public awareness of wildfires. We conducted a systematic review of non-accidental health impacts of wildfire and incorporated lessons learned from recent experienc...

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