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The boreal forests of the Northern Hemisphere (i.e., covering the USA, Canada and Russia) are the grandest carbon sinks of the world. A significant increase in wildfires could cause disequilibrium in the Northern boreal forest’s capacity as a carbon…
Author(s): Victor M. Velasco Hererra, Willie Soon, César Pérez-Moreno, Graciela Velasco Herrera, Raúl Martell-Dubois, Laura Rosique-de la Cruz, Valery M. Fedorov, Sergio Cerdeira-Estrada, Eric Bongelli, Emmanuel Zúñiga
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Forested watersheds supply over two thirds of the world's drinking water. The last decade has seen an increase in the frequency and intensity of wildfires that is threatening these source watersheds, and necessitating more expensive water treatment…
Author(s): Tyler B. Hampton, Simon Lin, Nandita B. Basu
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Falling trees and tree fragments are one of the top five causes of fatalities for wildland fire responders. In six out of ten recent years, at least one fatality from a tree strike has occurred while a fire responder was on duty, and others were…
Author(s): Karen L. Riley, Christopher D. O’Connor, Christopher J. Dunn, Jessica R. Haas, Richard D. Stratton, Benjamin Gannon
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Firebrand spotting is a potential threat to people and infrastructure, which is difficult to predict and becomes more significant when the size of a fire and intensity increases. To conduct realistic physics-based modeling with firebrand transport,…
Author(s): Amila Wickramasinghe, Nazmul Khan, K. A. M. Moinuddin
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The Joint Fire Science Program (JFSP) and the Environmental Security Technology Certification Program (ESTCP) initiated the Fire and Smoke Model Experiment (FASMEE) (https://fasmee.net) by funding JFSP Project 15-S-01-01. This nationwide,…
Author(s): Roger D. Ottmar, Adam C. Watts, Sim Larkin, Tim Brown, Nancy H. F. French
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Addressing the challenges of wildland fire requires that fire science be relevant to management and integrated into management decisions. Co-production is often touted as a process that can increase the utility of science for management, by…
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Worldwide, Indigenous peoples are leading the revitalization of their/our cultures through the restoration of ecosystems in which they are embedded, including in response to increasing “megafires.” Concurrently, growing Indigenous-led movements are…
Author(s): Sarah Dickson-Hoyle, Ronald E. Ignace, Marianne B. Ignace, Shannon M. Hagerman, Lori D. Daniels
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Emission measurements are available in the literature for a wide variety of field burns and laboratory experiments, although previous studies do not always isolate the effect of individual features such as fuel moisture content (FMC). This study…
Author(s): Priya Garg, Thomas Roche, Matthew Eden, Jacqueline Matz, Jessica Oakes, Chiara Bellini, Michael J. Gollner
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The goal of decreasing wildfire hazard as much as possible, using minimal fuel treatments, has led to increasing scholarly interest in fuel reduction spatial optimisation. Most models in the field rest on the assumption of a known wind direction and…
Author(s): Assaf Shmuel, Eyal Heifetz
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Wildfires produce a mosaic of burned and unburned patches across varying temporal and spatial scales and provide a range of essential ecosystem services. Fire perimeters mark the separation between the burned and unburned matrix of a fire. Analysis…
Author(s): Kiera A. P. Macauley, Neal McLoughlin, Jennifer L. Beverly
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While there is a large literature on how individual homeowners perceive location-specific wildfire hazard, there is only one study specific to U.S. family forest owners. Using respondents from the United States Department of Agriculture (USDA)…
Author(s): Brian Danley, Jesse Caputo, Brett J. Butler
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The increasing incidence of wildfires across the southwestern United States (US) is altering the contemporary forest management template within historically frequent-fire conifer forests. An increasing fraction of southwestern conifer forests have…
Author(s): Jens T. Stevens, Collin M. Haffey, Jonathan D. Coop, Paula J. Fornwalt, Larissa L. Yocom, Craig D. Allen, Anne F. Bradley, Owen T. Burney, Dennis Carril, Marin Chambers, Teresa B. Chapman, Sandra L. Haire, Matthew D. Hurteau, Jose M. Iniguez, Ellis Q. Margolis, Christopher Marks, Laura A. Marshall, Kyle Rodman, Camille Stevens-Rumann, Andrea E. Thode, Jessica J. Walker
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A 106 acre (43 ha) aspen clone lives in the Fishlake National Forest in south-central Utah. Clones are comprised of multiple aspen stems, called ramets, which are genetically identical. This particular colony of ramets was named “Pando” (Latin for “…
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Wildfires were a frequent source of disturbance in forests of the Western United States prior to Euro-American settlement. Following a series of catastrophic wildfires in the Northern Rockies in 1910, the U.S. Forest Service adopted a broad wildfire…
Author(s): Andrea Watts, Frederick C. Meinzer, Thomas A. Spies, Andrew G. Merschel, Steven L. Voelker
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Increasing wildfire activity in western North America has the potential to remove forest canopy cover over large areas, increasing the vulnerability of understory plants and juvenile trees to microclimatic extremes. To understand the impacts of…
Author(s): Kyra D. Wolf, Philip E. Higuera, Kimberley T. Davis, Solomon Z. Dobrowski
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Charcoal identification and the quantification of its abundance in sedimentary archives is commonly used to reconstruct fire frequency and the amounts of biomass burning. There are, however, limited metrics to measure past fire temperature and fuel…
Author(s): S. Yoshi Maezumi, William D. Gosling, Judith Kirschner, Manuel Chevalier, Henk L. Cornelissen, Thilo Heinecke, Crystal H. McMichael
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Wildland fire management across the US is under intense scrutiny as it faces challenges of extreme wildfire seasons, a warming climate and increasing pressures on natural resources. As he ends his term as President of the Student Association for…
Author(s): Lars Filson
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A new instrument to quantify firebrand dynamics during fires with particular focus on those associated with the Wildland-Urban Interface (WUI) has been developed. During WUI fires, firebrands can ignite spot fires, which can rapidly increase the…
Author(s): Simone Zen, Jan C. Thomas, Eric Mueller, Bhisham Dhurandher, Michael R. Gallagher, Nick Skowronski, Rory Hadden
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We live in a changing world where climate change, built-up fuels, and human ignitions are causing fires to increase in size, frequency, and severity. In this changing world, managers are charged with stewarding resilient landscapes under the…
Author(s): Erica A. H. Smithwick, Jamie L. Peeler
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Complexity is the main feature of many fire-prone environments, in which the fire regime is driven by climate and socio-economic development on short and long timescales. In this study, the interaction between social and forest environments is…
Author(s): Nadia Ursino
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