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Displaying 1 - 20 of 5349

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:

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:

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:

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:

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:

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:

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:

Ecological resilience is the capacity of a system to maintain function following disturbance. With the frequency and severity of wildfire activity increasing due to warmer and drier global climate conditions, there are increasing reports of declines…
Author(s): Rebecca K. Gibson, Laura White, Samuel Hislop, Rachael H. Nolan, Josh Dorrough
Year Published:

The current study presents a series of experiments investigating the smoldering behavior of woody fuel arrays at various porosities under the influence of wind. Wildland fuels are simulated using wooden cribs burned inside a bench scale wind tunnel…
Author(s): J. Cobian-Iniguez, Franz Richter, Luca Camignani, Christina Liveretou, Hanyu Xiong, Scott L. Stephens, Mark A. Finney, Michael J. Gollner, A. Carlos Fernandez-Pello
Year Published:

Wildfire-mediated changes to forests have prompted numerous studies on post-fire forest recovery of coniferous forests. Given climate change, a growing body of work demonstrates that conifer regeneration in temperate and boreal forests is declining…
Author(s): Camille Stevens-Rumann, Susan J. Prichard, Ellen Whitman, Marc-Andre Parisien, Arjan J. H. Meddens
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:

Background: Mountain pine beetle (MPB) is a native disturbance agent across most pine forests in the western US. Climate changes will directly and indirectly impact frequencies and severities of MPB outbreaks, which can then alter fuel…
Author(s): Robert E. Keane, Barbara J. Bentz, Lisa M. Holsinger, Victoria A. Saab, Rachel A. Loehman
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:

Fire is a natural ecosystem process that helps maintain and revitalize healthy landscapes, but wildfires can pose significant threats to public and firefighter safety, property, water and air quality, and other values. Finding an appropriate balance…
Author(s): Matthew P. Thompson, David L. Martell, Erin J. Belval
Year Published:

Remote sensing techniques are of particular interest for monitoring wildfire effects on soil properties, which may be highly context-dependent in large and heterogeneous burned landscapes. Despite the physical sense of synthetic aperture radar (SAR…
Author(s): José Manuel Fernández-Guisuraga, Elena Marcos, Susana Suárez-Seoane, Leonor Calvo
Year Published:

Wildfires are an essential part of a healthy ecosystem, yet the expansion of the wildland-urban interface, combined with climatic changes and other anthropogenic activities, have led to the rise of wildfire hazards in the past few decades. Managing…
Author(s): Negar Elhami-Khorasani, Hamed Ebrahimian, Lawrence Buja, Susan L. Cutter, Branko Kosović, Neil P. Lareau, Brian J. Meacham, Eric Rowell, Ertugrul Taciroglu, Matthew P. Thompson, Adam C. Watts
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:

Purpose of Review: Climate change will continue to alter spatial and temporal variation in fire characteristics, or pyrodiversity. The causes of pyrodiversity and its consequences for biological communities are emerging as a promising research area…
Author(s): Gavin M. Jones, J. Ayars, Sean A. Parks, Helen E. Chmura, Samuel A. Cushman, Jamie Sanderlin
Year Published:

Whitebark pine (Pinus albicaulis Engelm.) is an ecologically important subalpine and treeline forest tree of the western U.S. and Canada. It is categorized as endangered by the IUCN and by Canada under the Species at Risk Act and was recently…
Author(s): Diana F. Tomback, Robert E. Keane, Anna W. Schoettle, Richard A. Sniezko, Melissa Jenkins, Cara R. Nelson, A. D. Bower, Clay R. DeMastus, Emily Guiberson, Jodie Krakowski, Michael P. Murray, Elizabeth R. Pansing, Julee Shamhart
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