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Displaying 661 - 680 of 5663

Postfire shifts in vegetation composition will have broad ecological impacts. However, information characterizing postfire recovery patterns and their drivers are lacking over large spatial extents. In this analysis, we used Landsat imagery…
Author(s): Melanie K. Vanderhoof, Todd J. Hawbaker, Andrea Ku, Kyle E. Merriam, Erin Berryman, Megan E. Cattau
Year Published:

The acute stress response is a cornerstone of animal behavior research, but little is currently understood about how responses to acute stressors (i.e. discrete noxious stimuli) may be altered in future climates. As climate change ensues, animals…
Author(s): Camdon B. Kay, David J. Delehanty, Devaleena S. Pradhan, Joshua B. Grinath
Year Published:

This article comments on: Short‐ and long‐term effects of fire on stem hydraulics in Pinus ponderosa saplings (https://doi.org/10.1111/pce.13881)
Author(s): Sharon M. Hood
Year Published:

Fire weather tools, such as the National Fire Danger Rating System (NFDRS) and the Wildland Fire Decision Support System (WFDSS), have been developed to support wildland fire management decisions. However, little is known about how these tools are…
Author(s): Eric L. Toman, Robyn S. Wilson, William Matt Jolly, Christine Olsen
Year Published:

Fine particulate matter, PM2.5, has been documented to have adverse health effects, and wildland fires are a major contributor to PM2.5 air pollution in the USA. Forecasters use numerical models to predict PM2.5 concentrations to warn the public of…
Author(s): Suman Majumder, Yawen Guan, Brian J. Reich, Susan M. O'Neill, Ana G. Rappold
Year Published:

Forest operations can affect soil productivity by impacting the amount and distribution of surface organic matter (OM) and changing the properties of surface mineral soil. The North American Long-Term Soil Productivity Study (LTSP) was developed to…
Author(s): Deborah S. Page-Dumroese, Martin F. Jurgensen, Chris A. Miller, Matt Busse, Michael P. Curran, Thomas A. Terry, Joanne M. Tirocke, Jim Archuleta, Michael P. Murray
Year Published:

Wildfire is capable of rapidly releasing the energy stored in forests, with the amount of water in live and dead biomass acting as a regulator on the amount and rate of energy release. Here we used temperature and fuel moisture data to examine…
Author(s): Marissa J. Goodwin, Harold S. Zald, Malcolm P. North, Matthew D. Hurteau
Year Published:

Wildland firefighters are exposed to smoke-containing particulate matter (PM) and volatile organic compounds (VOCs) while suppressing wildfires. From 2015 to 2017, the U.S. Forest Service conducted a field study collecting breathing zone…
Author(s): Kathleen M. Navarro, Molly West, Katelyn O'Dell, Paro Sen, I-Chen Chen, Emily V. Fischer, Rebecca S. Hornbrook, Eric C. Apel, Alan J. Hills, Alex Jarnot, Paul DeMott, Joseph W. Domitrovich
Year Published:

The ecosystem response to fire is often linked to fire severity and recurrence, with potentially larges consequences on both above- and below-ground processes. Understanding the fire impact has become increasing important in the light of recent…
Author(s): Ana Barreiro, Montserrat Diaz-Raviña
Year Published:

The fuel packing ratio () significantly influences the fire spread in discrete fuels; however, the underlying mechanism remains unclear. This study performed experiments using laser-cut cardboards with different packing ratios to explore the heat…
Author(s): Qianqian He, Naian Liu, Xiaodong Xie, Linhe Zhang, Yang Zhang, Weidong Yan
Year Published:

After natural forest disturbances such as wildfires, windstorms and insect outbreaks, salvage logging is commonly applied to reduce economic losses and mitigate subsequent disturbance risk. However, this practice is controversial due to its…
Author(s): Alexandro B. Leverkus, Brian Buma, Joseph W. Wagenbrenner, Philip J. Burton, Emanuele Lingua, Raffaella Marzano, Simon Thorn
Year Published:

A 30 × 30m-resolution gridded dataset of forest plot identifiers was developed for the conterminous United States (CONUS) using a random forests machine-learning imputation approach. Forest plots from the US Forest Service Forest Inventory and…
Author(s): Karen L. Riley, Isaac C. Grenfell, Mark A. Finney, Jason M. Wiener
Year Published:

Aim: Fine‐scale topography and canopy cover can play an important role in mediating effects of regional‐scale climate change on the below‐canopy environment in mountain forests. The aim of this study was to determine how below‐canopy temperatures in…
Author(s): Amanda R. Carlson, Jason S. Sibold, Jose F. Negron
Year Published:

Extreme wildfires are a major environmental and socioeconomic threat across many regions worldwide. The limits of fire suppression-centred strategies have become evident even in technologically well-equipped countries, due to high-cost and a legacy…
Author(s): Sven Wunder, David E. Calkin, Val Charlton, Sarah Feder, Inazio Martinez de Arano, Peter F. Moore, Francisco Rodriguez y Silva, Luca Tacconi, Cristina Vega-García
Year Published:

In recent years, the importance of soil health for ecosystem functions has come further into the scientific focus (Lehmann et al., 2020). Especially after severe ecosystem disturbances, soil formation has to start anew. Such disturbances, which…
Author(s): Maik Veste, Vincent John Martin Noah Felde, Steven D. Warren, Nicole Pietrasiak
Year Published:

The objective of this work is to model and simulate aerial drops of fire retardants in dangerous fire environments. Specifically, the work develops a computational framework for a model problem combining: [1.] A meshless discrete element component…
Author(s): T. I. Zohdi
Year Published:

Extreme wildfires are a major environmental and socioeconomic threat across many regions worldwide. The limits of fire suppression-centred strategies have become evident even in technologically well-equipped countries, due to high-cost and a legacy…
Author(s): Sven Wunder, David E. Calkin, Val Charlton, Sarah Feder, Inazio Martinez de Arano, Peter F. Moore, Francisco Rodriguez y Silva, Luca Tacconi, Cristina Vega-García
Year Published:

Tower-mounted camera-based wildfire detection systems provide an effective means of early forest fire detection. Historically, tower sites have been identified by foresters and locals with intimate knowledge of the terrain and without the aid of…
Author(s): Andries Heyns, Warren du Plessis, Kevin M. Curtin, Michael Kosch, Gavin Hough
Year Published:

Delaying protective action decision making in wildfire is inconsistent with fire authorities’ advice and is associated with fatalities. A comprehensive understanding of why at-risk residents wait and see whether they will evacuate from a wildfire or…
Author(s): Ken Strahan, John Gilbert
Year Published:

Wildfires present an increasing threat to communities through impacts that include destruction of homes or outbuildings, evacuations, damage to public infrastructure, and economic disruption. Effective fire management entails identifying and…
Author(s): Alex W. Kirkpatrick
Year Published: