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Ecosystem

Displaying 321 - 340 of 6066 results

Background: Indigenous Fire Stewardship (IFS) is contested within settler-colonial contexts, where its development is shaped by complex and dynamic socio-cultural, legal, and political factors. This manuscript draws from the policy sciences to…
Author(s): William Nikolakis, Russell Myers Ross, Victor Steffensen
Year Published:

Background: Intentional management of naturally ignited wildfires has emerged as a valuable tool for addressing the social and ecological consequences of a century of fire exclusion in policy and practice. Policy in the United States now allows…
Author(s): Scott Thomas Franz, Melanie M. Colavito, Catrin Edgeley
Year Published:

Our study leverages insights from the conservation of resources theory and job demands–resources theory to explore the relationship between two types of emotional labor—surface acting and deep acting—and job performance among firefighters.…
Author(s): Hyeong-Su Park, Kuk-Kyoung Moon, Tae-Soo Ha
Year Published:

Background: Recognizing the complexity and varied nature of forest fuelbeds is crucial in understanding fire behavior and effects on the landscape. While current modeling efforts often consider fine and coarse woody debris surface fuel loads, those…
Author(s): Sharon M. Hood, Sarah Flanary, Christine Stalling
Year Published:

Background As fire seasons in the Western US intensify and lengthen, fire managers have been grappling with increases in simultaneous, significant incidents that compete for response resources and strain capacity of the current system. Aims To…
Author(s): Alison Cullen, Brian R. Goldgeier, Erin J. Belval, John T. Abatzoglou
Year Published:

Wildland firefighters often work in remote settings with multiple hazards that can cause life-threatening injuries. Prompt access to medical care is key to reducing injury consequences. For the last decade, a spatial model of wildland firefighter…
Author(s): Michael J. Campbell, Benjamin Gannon, Obaidur Rahman, Richard D. Stratton, Phillip E. Dennison
Year Published:

Expected future scenarios including climate change, a greater incidence of urban conflagrations, and continued fuel-load accumulations will increase demands on the wildfire management system in the United States, resulting in increased difficulty…
Author(s): David E. Calkin, Matthew P. Thompson, Stephen D. Fillmore
Year Published:

Background: Crown scorch - the heating of live leaves, needles, and buds in the vegetative canopy to lethal temperatures without widespread combustion - is one of the most common fire effects shaping post-fire canopies. Despite the ability of…
Author(s): Adam L. Atchley, Chad M. Hoffman, Sophie R. Bonner, Scott M. Ritter, Joseph J. O'Brien, Rodman Linn
Year Published:

Across the country prescribed fire councils are emerging as a way to bring different stakeholders together to advance the use of prescribed fire. The concept originated in the southeastern United States and offers a way to share resources,…
Author(s): Ella Hall
Year Published:

Flame spread over discrete fuels is a typical phenomenon in fire scenes. Experimental and theoretical research on flame spread over discrete thermally thin fuels separated by air gaps with different inclination angles was conducted in the present…
Author(s): Xiaoliang Zhang, Shibing Kuang, Yanli Zhao, Jun Zhang, Shengfeng Luo
Year Published:

Background: Serotiny, or pyriscence, refers to delayed seed dissemination within plants and plays an important role in the population dynamics of species following fire. Accurately understanding the variation in serotiny is crucial to predicting…
Author(s): Carolyn F. van Mantgem
Year Published:

Communities downstream of burned steep lands face increases in debris-flow hazards due to fire effects on soil and vegetation. Rapid postfire hazard assessments have traditionally focused on quantifying spatial variations in debris-flow likelihood…
Author(s): Alexander B. Prescott, Luke A. McGuire, Kwang-Sung Jun, Katherine R. Barnhart, Nina S. Oakley
Year Published:

Understanding fire and large herbivore interactions in interior western forests is critical, owing to the extensive and widespread co-occurrence of these two disturbance types and multiple present and future implications for forest resilience,…
Author(s): Becky K. Kerns, Michelle A. Day
Year Published:

Biochar may improve the health of environmentally sensitive soils (i.e., low C, sandy, sloping) especially if combined with cover crops (CCs), but research is scant. We assessed how wood biochar (836 g C kg−1) applied at 0, 6.25, 12.5, 25, and…
Author(s): Humberto Blanco-Canqui, Cody F. Creech, Amanda C. Easterly, Rhae A. Drijber, Elizabeth S. Jeske
Year Published:

Indigenous Peoples have been stewarding lands with fire for ecosystem improvement since time immemorial. These stewardship practices are part and parcel of the ways in which Indigenous Peoples have long recorded and protected knowledge through our…
Author(s): Melinda M. Adams
Year Published:

The wildfire issue in the western United States presents a complex challenge that impacts both society and the environment. Implementing K-12 education programs focused on wildfire can play a significant role in addressing this issue. By integrating…
Author(s): Christina M. Restaino, Spencer Eusden, Megan Kay
Year Published:

Pressure treated wood (PTW) and wood-plastic composite (Trex®) were exposed to glowing firebrand piles in a bench-scale wind tunnel. The air flow velocity was 0.9–2.7 m s−1, the firebrand coverage densities were 0.06 and 0.16 g …
Author(s): Alec Lauterbach, Sangkyu Lee, Jacques De Beer, Stanislav I. Stoliarov, Peter B. Sunderland, Michael J. Gollner, Alexander I. Filkov, Gavin P. Horn
Year Published:

Globally, the severity of wildfires is predicted to continue to rise due to climate change. Although fire is an important natural disturbance, it is unknown how changes in the fire regime affect forest biodiversity, including the bat community. Fire…
Author(s): E. B. Low, K. R. N. Florko, H.K. Mahoney, R.M.R. Barclay
Year Published:

Fire alters soil hydrologic properties leading to increased risk of catastrophic debris flows and post-fire flooding. As a result, US federal agencies map soil burn severity (SBS) via direct soil observation and adjustment of rasters of burned area…
Author(s): Stewart G. Wilson, Samuel Prentice
Year Published:

Until the late 20th century, the idea of identifying wildfires in deep time was not generally accepted. One of the basic problems was the fact that charcoal-like wood fragments, so often found in sedimentary rocks and in coals, were termed fusain…
Author(s): Andrew C. Scott
Year Published: