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Displaying 561 - 580 of 5651

Recent fire seasons brought a new fire reality to the western US, and motivated federal agencies to explore scenarios for augmenting current fuel management and forest restoration in areas where fires might threaten critical resources and developed…
Author(s): Alan A. Ager, Cody Evers, Michelle A. Day, Fermin Alcasena-Urdiroz, Rachel M. Houtman
Year Published:

Active wildfire seasons in the western U.S. warrant the evaluation of post‐fire forest management strategies. Ground‐based salvage logging is often used to recover economic loss of burned timber. In unburned forests, ground‐based logging often…
Author(s): Peter R. Robichaud, Edwin D. Bone, Sarah A. Lewis, Erin S. Brooks, Robert E. Brown
Year Published:

Question: Reliable estimates of understory (non-tree) plant cover following fire are essential to assess early forest community recovery. Photographic digital image analysis (DIA) is frequently used in seral, single-strata vegetation, given its…
Author(s): Brandi E. Wheeler, Andrew J. Andrade, Elizabeth R. Pansing, Diana F. Tomback
Year Published:

Background:The need for basic information on spatial distribution and abundance of plant species for research and management in semiarid ecosystems is frequently unmet. This need is particularly acute in the large areas impacted by megafires in…
Author(s): Cara Applestein, Matthew J. Germino
Year Published:

The western United States has suffered increasingly disastrous wildfires in recent years. Massive wildfires have attracted considerable attention from the media and policy makers, and have renewed calls to better understand and mitigate wildfire…
Author(s): Alex W. Kirkpatrick
Year Published:

Large, high‐severity wildfires are an important component of disturbance regimes around the world and can influence the structure and function of forest ecosystems. Climatic changes and anthropogenic disturbances have altered global disturbance…
Author(s): Elle J. Bowd, David Blair, David B. Lindenmayer
Year Published:

Fire-prone dry forests often face increasing fires from climate change with low resistance and resilience due to logging of large, old fire-resistant trees. Their restoration across large landscapes is constrained by limited mature trees, physical…
Author(s): William L. Baker
Year Published:

Effective strategies to reduce indoor air pollutant concentrations during wildfire smoke events are critically needed. Worldwide, communities in areas prone to wildfires may suffer from annual smoke exposure events lasting from days to weeks. In…
Author(s): Gilliane Davison, Karoline K. Barkjohn, Gayle Hagler, Amara L. Holder, Sarah Coefield, Curtis W. Noonan, Beth Hassett-Sipple
Year Published:

Recent dramatic and deadly increases in global wildfire activity have increased attention on the causes of wildfires, their consequences, and how risk from wildfire might be mitigated. Here we bring together data on the changing risk and societal…
Author(s): Marshall Burke, Anne Driscoll, Sam Heft-Neal, Jiani Xue, Jennifer Burney, Michael Wara
Year Published:

Traditional fire smoke detection methods mostly rely on manual algorithm extraction and sensor detection; however, these methods are slow and expensive to achieve discrimination. We proposed an improved convolutional neural network (CNN) to achieve…
Author(s): Xiaofang Sun, Liping Sun, Yinglai Huang
Year Published:

The director of West Region Wildfire Council stood before council for the Town of Mountain Village in southwest Colorado with community social data in hand. Over the course of the next hour, Lilia Falk presented key points that refuted the dominant…
Author(s): Patricia A. Champ, Christopher M. Barth, Hannah Brenkert-Smith, Lilia C. Falk, Jamie Gomez, James R. Meldrum
Year Published:

The globe is struggling with concurrent planetary health emergencies: COVID-19 and wildfires worsened by human activity. Unfortunately, a lack of awareness of climate change as a health issue, as well as of the interconnections between biodiversity…
Author(s): Attila J. Hertelendy, Courtney Howard, Roberto de Almeida, Kate Charlesworth, Lwando Maki
Year Published:

Subalpine coniferous forests are adapted to cycles of fire and successional development, but increasing fire frequency and severity are altering historical stand structure, composition, and plant diversity. For instance, conifer regeneration has…
Author(s): Andrew J. Andrade, Diana F. Tomback, Timothy R. Seastedt, Sabine Mellmann-Brown
Year Published:

Atmospheric forcing and interactions between the fire and atmosphere are primary drivers of wildland fire behavior. The atmosphere is known to be a chaotic system that, although deterministic, is very sensitive to small perturbations to initial…
Author(s): Alexandra K. Jonko, Kara M. Yedinak, Juliana L. Conley, Rodman Linn
Year Published:

Recent extreme wildfire seasons in the United States (US) have rekindled policy debates about the underlying drivers and potential role forest management can play in reducing fuels and future wildfire. Most US western national forests face a…
Author(s): Pedro Belavenutti, Woodam Chung, Alan A. Ager
Year Published:

Pyrogenic carbon (PyC) is a ubiquitous legacy of wildfire in terrestrial soils, yet how it affects the growth and function of regenerating plants has received little research attention. We examined responses to a natural gradient of PyC deposition 5…
Author(s): Nigel V. Gale, Sean C. Thomas
Year Published:

Strong and variable winds in thunderstorm outflow boundaries interact with wildland fires, often spreading flames faster to threaten firefighter safety and amplify economical destruction. These boundaries are difficult to detect in complex terrain…
Author(s): Katja Friedrich, Julie Lundquist
Year Published:

We estimated cardiopulmonary morbidity and mortality associated with wildfire smoke (WFS) fine particulate matter (PM2.5) in the Front Range of Colorado from 2010 - 2015. To estimate WFS PM2.5, we developed a daily kriged PM2.5 surface at a 15km X…
Author(s): Sheryl Magzamen, Ryan W. Gan, Jingyang Liu, Katelyn O'Dell, Bonne Ford Hotmann, Kevin Berg, Kirk Bol, Ander Wilson, Emily V. Fischer, Jeffrey R. Pierce
Year Published:

Quaking aspen (Populus tremuloides) is an important component of western U.S. forests, however knowledge concerning processes of aspen seedling establishment, survival, and growth is limited and frequently anecdotal. Following a widespread post-fire…
Author(s): Mark R. Kreider, Larissa L. Yocom
Year Published:

Firefighting is a mentally and physically demanding profession which is compounded by poor sleep due to shift schedules commonly used by fire departments. Compared to other professions, firefighters are at high risk for musculoskeletal injuries,…
Author(s): Chris Frost, Mike Toczko, Justin J. Merrigan, Joel R. Martin
Year Published: