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Displaying 301 - 320 of 5651

Remotely piloted aircraft systems (RPAS) are providing fresh perspectives for the remote sensing of fire. One opportunity is mapping tree crown scorch following fires, which can support science and management. This proof-of-concept shows that crown…
Author(s): Christopher J. Moran, Valentijn Hoff, Russell A. Parsons, Lloyd P. Queen, Carl A. Seielstad
Year Published:

Firebrand piles are known to ignite combustible infrastructure resulting in significant damage; however, the parameters that impact the heat transfer from firebrand piles to a combustible surface are not well understood. Heat transfer from a…
Author(s): Brian Y. Lattimer, Steven Wong, Jonathan L. Hodges
Year Published:

Cairpol and Aeroqual air quality sensors measuring CO, CO2, NO2, and other species were tested on fresh biomass burning plumes in field and laboratory environments. We evaluated the sensors by comparing 1 min sensor measurements to collocated…
Author(s): Andrew Whitehill, Russell W. Long, Shawn P. Urbanski, Maribel Colón, Andrew Habel, Matthew S. Landis
Year Published:

Accurate assessment of burn severity is a critical need for an improved understanding of fire behavior and ecology and effective post-fire management. Although NASA Landsat satellites have a long history of use for remotely sensed mapping of burn…
Author(s): Alexander A. Howe, Sean A. Parks, Brian J. Harvey, Saba Saberi, James A. Lutz, Larissa L. Yocom
Year Published:

The number and size of wildfires in the western United States have increased dramatically in the last 30 years. The rising cost of wildfire suppression has become a significant concern for all levels of government, although most attention has been…
Author(s): Chelsea P. McIver, Philip S. Cook, Dennis Becker
Year Published:

Forests mitigate climate change by sequestering massive amounts of carbon, but recent increases in wildfire activity are threatening carbon storage. Currently, our understanding of wildfire impacts on forest resilience and the mechanisms controlling…
Author(s): Kelsey N. Bryant, Jeffrey E. Stenzel, Justin Mathias, Hyojung Kwon, Crystal A. Kolden, Laurel Lynch, Tara W. Hudiburg
Year Published:

Wildfires are a perennial event globally, and the biogeochemical underpinnings of soil responses at relevant spatial and temporal scales are unclear. Soil biogeochemical processes regulate plant growth and nutrient losses that affect water quality,…
Author(s): Alexander S. Honeyman, Timothy S. Fegel, Henry F. Peel, Nicole A. Masters, David C. Vuono, William Kleiber, Charles C. Rhoades, John R. Spear
Year Published:

Native American and Alaska Native tribes manage millions of acres of land and are leaders in forestry and fire management practices despite inadequate and inequitable funding. Native American tribes are rarely considered as research partners due to…
Author(s): Michael J. Dockry, Serra Hoagland, Adrian Leighton, Jim Durglo, Amit Pradhananga
Year Published:

Fire location and burning area are essential parameters for estimating fire emissions. However, ground-based fire data (such as fire perimeters from incident reports) are often not available with the timeliness required for real-time forecasting.…
Author(s): Amy Marsha, Narasimhan K. Larkin
Year Published:

Pollution from wildfires constitutes a growing source of poor air quality globally. To protect health, governments largely rely on citizens to limit their own wildfire smoke exposures, but the effectiveness of this strategy is hard to observe. Using…
Author(s): Marshall Burke, Sam Heft-Neal, Jessica Li, Anne Driscoll, Patrick Baylis, Matthieu Stigler, Joakim A. Weill, Jennifer Burney, Marissa L. Childs, Carlos F. Gould
Year Published:

Background ‘Megafire’ is an emerging concept commonly used to describe fires that are extreme in terms of size, behaviour, and/or impacts, but the term’s meaning remains ambiguous. Approach We sought to resolve ambiguity surrounding the meaning of ‘…
Author(s): Grant D. Linley, Chris J. Jolly, Tim S. Doherty, William L. Geary, Dolors Armenteras, Claire M. Belcher, Rebecca Bliege Bird, Andrea Duane, Michael-Shawn Fletcher, Melisa A. Giorgis, Angie Haslem, Gavin M. Jones, Luke T. Kelly, Calvin F. K. Lee, Rachael H. Nolan, Catherine L. Parr, Juli G. Pausas, Jodi N. Price, Adrián Regos, Euan G. Ritchie, Julien Ruffault, Grant J. Williamson, Qianhan Wu, Dale G. Nimmo
Year Published:

Forest fires are key ecosystem modifiers affecting the biological, chemical, and physical attributes of forest soils. The extent of soil disturbance by fire is largely dependent on fire intensity, duration and recurrence, fuel load, and soil…
Author(s): Alex Amerh Agbeshie, Simon Abugre, Thomas Atta-Darkwa, Richard Awuah
Year Published:

Researchers and practitioners often emphasize the importance of effective community engagement around forest management projects to address possible barriers to implementation related to a lack of social acceptance. Using qualitative methods, we…
Author(s): Katie McGrath Novak, Sarah M. McCaffrey, Courtney Schultz
Year Published:

Data on wildfire growth are useful for multiple research purposes but are frequently unavailable and often have data quality problems. For these reasons, we developed a protocol for collecting daily burned area time series from the InciWeb website,…
Author(s): Harry Podschwit, Brian E. Potter, Narasimhan K. Larkin
Year Published:

Wildland fuels, defined as the combustible biomass of live and dead vegetation, are foundational to fire behavior, ecological effects, and smoke modeling. Along with weather and topography, the composition, structure and condition of wildland fuels…
Author(s): Susan J. Prichard, Eric Rowell, Andrew T. Hudak, Robert E. Keane, E. Louise Loudermilk, Duncan C. Lutes, Roger D. Ottmar, Linda M. Chappell, John Hall, Benjamin Hornsby
Year Published:

Based on analysis of the interaction between a spreading fire and its surrounding environment, in nominally constant and uniform boundary conditions, it is observed that the evolution of the fire front is characterised by fluctuations of its…
Author(s): Domingos Xavier Viegas, Jorge R. Raposo, Carlos Ribeiro, Luís Carlos Duarte Reis, Abdelrahman Abouali, Luís M. Ribeiro, Carlos Viegas
Year Published:

Active forest restoration programs on western US national forests face multiple challenges to meet their broad ecological goals while designing projects that generate sufficient revenue to build and maintain private forest management capacity needed…
Author(s): Pedro Belavenutti, Alan A. Ager, Michelle A. Day, Woodam Chung
Year Published:

Over the past several decades, the management of historically frequent-fire forests in the western U.S. has received significant attention due to the linked ecological and social risks posed by the increased occurrence of large, contiguous patches…
Author(s): Scott M. Ritter, Chad M. Hoffman, Michael A. Battaglia, Theresa B. Jain
Year Published:

Purpose of Review Fire and insects are major disturbances in North American forests. We reviewed literature on the effects of fire on bark beetles, defoliators, and pollinators, as well as on the effects of bark beetle and defoliator epidemics on…
Author(s): Christopher J. Fettig, Justin B. Runyon, Crystal S. Homicz, Patrick M. A. James, Michael D. Ulyshen
Year Published:

Managing wildfire risk across boundaries and scales is critical in fire-prone landscapes around the world, as a variety of actors undertake mitigation and response activities according to jurisdictional, conceptual and administrative boundaries,…
Author(s): Heidi Huber-Stearns, Emily Jane Davis, Anthony S. Cheng, A. Deak
Year Published: