نتایج جستجو برای: farsite
تعداد نتایج: 75 فیلتر نتایج به سال:
Land managers need cost-effective methods for mapping and characterizing forest fuels quickly and accurately. The launch of satellite sensors with increased spatial resolution may improve the accuracy and reduce the cost of fuels mapping. The objective of this research is to evaluate the accuracy and utility of imagery from the advanced spaceborne thermal emission and reflection radiometer (AST...
With the increasing degree of global climate change, bushfires are becoming a major threat to human life and property. A risk assessment of bushfires is dependent on the availability of suitable information on the environment and human activities. Most of the spatial information for fire behaviour prediction is time-dependent, so it is both quite difficult and potentially very expensive to main...
Serverless distributed computing has received significant attention from both the industry and research community. One of its typical applications is wide area network file systems like CFS [4], Farsite [2] and OceanStore [9]. A unique feature of these file systems is that they are serverless. They store files on a large collection of untrusted nodes that form an overlay network. They use crypt...
Each year, wildfires ravage the western U.S. and change lives of millions inhabitants. Situated in southern California, coastal Santa Barbara has witnessed devastating past decade, with nearly all ignitions started by humans. Therefore, estimating risk imposed unplanned this fire-prone region will further increase resilience toward wildfires. Currently, a fire-risk map does not exist region. Th...
111 Abstract—The purpose of the present work is to quantify parametric uncertainty in Rothermel’s wildland fire spread model (implemented in software such as BehavePlus3 and FARSITE), which is undoubtedly among the most widely used fire spread models in the United States. This model consists of a nonlinear system of equations that relates environmental variables (input parameter groups) such as...
Across the western United States, decades of fire exclusion combined with past management history have contributed to the current condition of extensive areas of high-density, shade-tolerant coniferous stands that are increasingly prone to high-severity fires. Here, we report the modeled effects of constructed defensible fuel profile zones and group selection treatments on crown fire potential,...
Collectively, landscape structure, fuel loading, and weather control wildland fires. Our objective was to examine the impacts of landscape structure, weather and fire-ignition location on fire spread using FARSITE. We simulated surface fires in the Chequamegon National Forest, Wisconsin, on five landscapes: a control and four harvested landscapes created using HARVEST by varying the amount (2% ...
در سالهای اخیر در جنگلهای شمال ایران، آتشسوزیهای زیادی رخ داده است. آگاهی و پیشبینی چگونگی رفتار و گسترش آتش جنگل، در مدیریت، اطفای آن راهگشا خواهد بود. برای شبیهسازی و بررسی رفتار آتش جنگل که به وسعت 24 هکتار در ناحیة ملکرود از جنگلهای سیاهکل در آذرماه 1389 رخ داد و 15 ساعت ادامه داشت، از شبیهساز سطح آتش FARSITE استفاده شد. متغیرهای ورودی این مدل شامل سه گروه: مادة سوختنی، توپوگرافی ...
What is audiographics Field studies for three law courses Example of a session Results Conclusions and future perspectives Download demo programmes Abstract An audiographics facility was used as a support provision for the design of an innovative form of tutoring/support at a distance. Through a computer network connection, mediated by an audiographics package (Farsite, Databeam Inc.) individua...
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