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Wildland fires produce smoke plumes that impact air quality and human health. To understand the effects of wildland fire smoke on humans, the amount and composition of the smoke plume must be quantified. Using a fire emissions inventory is one way…
Author(s): Sam D. Faulstich, A. Grant Schissler, Matthew J. Strickland, Heather A. Holmes
Year Published:

Wildfire occurrence and severity is predicted to increase in the upcoming decades with severe negative impacts on human societies. The impacts of upwind wildfire activity on glacier melt, a critical source of freshwater for downstream environments,…
Author(s): Caroline Aubry-Wake, André Bertoncini, John W. Pomeroy
Year Published:

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
Year Published:

Warming temperatures and changing weather patterns are causing more frequent and severe disturbances in western North American forests. The increasing length and severity of recent wildfire seasons have annually caused widespread injury to millions…
Author(s): Katherine A. Kitchens, Lucas Peng, Lori D. Daniels, Allan L. Carroll
Year Published:

Restoration goals in fire-prone conifer forests include mitigating fire hazard while restoring forest structural components linked to disturbance resilience and ecological function. Restoration of overstory spatial pattern in forests often falls…
Author(s): Jeffery B. Cannon, Katarina J. Warnick, Spencer Elliott, Jennifer S. Briggs
Year Published:

Although bull trout (Salvelinus confluentus) and tailed frogs (Ascaphus montanus) have co-existed in forested Pacific Northwest streams for millennia, these iconic cold-water specialists are experiencing rapid environmental change caused by a…
Author(s): David S. Pilliod, Robert S. Arkle, Russell F. Thurow, Daniel J. Isaak
Year Published:

We evaluated the effects of postfire management on forest structure in mixed-conifer forests of northeastern Washington, USA. Postfire treatments were harvest-only, harvest combined with planting, planting-only, and postfire prescribed fire. We used…
Author(s): C. Alina Cansler, Van R. Kane, Bryce N. Bartl-Geller, Derek J. Churchill, Paul F. Hessburg, Nicholas A. Povak, James A. Lutz, Jonathan T. Kane, Andrew J. Larson
Year Published:

In recent decades, wildfires in many areas of the United States (U.S.) have become larger and more frequent with increasing anthropogenic pressure, including interactions between climate, land-use change, and human ignitions. We aimed to…
Author(s): Megan E. Cattau, Adam L. Mahood, Jennifer Balch, Carol A. Wessman
Year Published:

With the increasing frequency and severity of altered disturbance regimes in dry, western U.S. forests, treatments promoting resilience have become a management objective but have been difficult to define or operationalize. Many reconstruction…
Author(s): Malcolm P. North, Ryan Tompkins, Alexis Bernal, Brandon M. Collins, Scott L. Stephens, Robert A. York
Year Published:

Belowground bud bank regeneration is a successful strategy for plants in fire-prone communities. It depends on the number and location of dormant and viable buds stored on belowground organs. A highly diverse belowground bud-bearing organ system…
Author(s): Aline Bertolosi Bombo, Beatriz Appezzato-da-Glória, Alessandra Fidelis
Year Published:

Aim: Climate warming is expected to drive upward and poleward shifts at the leading edge of tree species ranges. Disturbance has the potential to accelerate these shifts by altering biotic and abiotic conditions, though this potential is likely to…
Author(s): Katherine Nigro, Monique E. Rocca, Michael A. Battaglia, Jonathan D. Coop, Miranda Redmond
Year Published:

Sagebrush ecosystems of western North America are threatened by invasive annual grasses and wildfires that can remove fire-intolerant shrubs for decades. Fuel reduction treatments are used ostensibly to aid in fire suppression, conserve wildlife…
Author(s): David A. Pyke, Scott E. Shaff, Jeanne C. Chambers, Eugene Schupp, Beth A. Newingham, Margaret L. Gray, Lisa M. Ellsworth
Year Published:

Recently identified post-fire carbon fluxes indicate that, to understand whether global fires represent a net carbon source or sink, one must consider both terrestrial carbon retention through pyrogenic carbon production and carbon losses via…
Author(s): Simon P. K. Bowring, Matthew W. Jones, Philippe Ciais, Bertrand Guenet, Samuel Abiven
Year Published:

In ecosystems where trees and grasses coexist, some grass species are found only in open habitats and others persist under trees. The persistence of shade intolerant grasses in ecosystems such as open woodlands and savannas depends on recurrent…
Author(s): Xiulin Gao, Dylan W. Schwilk
Year Published:

Peatland wildfire frequency and severity are increasing globally owing to climate change. The direct risk of elevated greenhouse gas emissions from peat burning receives much attention, yet the risks to vegetation composition or peat decomposition…
Author(s): Abbey L. Marcotte, Juul Limpens, Cathelijine Stoof, Jetse J. Stoorvogel
Year Published:

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
Year Published:

Soil water repellency (SWR) is a physical property due to a complex interaction of factors (e.g., fire, soil organic matter, soil texture) that reduces the soil water infiltration capacity. Traditionally, SWR is attributed to the accumulation and…
Author(s): Nicasio T. Jiménez-Morillo, Gonzalo Almendros, Ana Z. Miller, Patrick G. Hatcher, José A. González-Pérez
Year Published:

In 2020, the fire season affecting the western United States reached unprecedented levels. The 116 fires active in September consumed nearly 20,822 km2 (https://inciweb.nwcg.gov/accessible-view/ Accessed 2020-09-29) with 80% of this footprint (16,…
Author(s): Cory T. Overton, Austen A. Lorenz, Eric James, Ravan Ahmadov, John M. Eadie, Fiona McDuie, Mark J. Petrie, Chris A. Nicolai, Melanie L. Weaver, Daniel A. Skalos, Daniel A. Skalos, Shannon M. Skalos, Andrea L. Mott, Desmond A. Mackell, Anna Kennedy, Elliott L. Matchett, Michael L. Casazza
Year Published:

While previously disputed as a plausible ignition source, civilian firearms use has emerged as a wildfire cause of concern in the United States (US). The National Wildfire Coordinating Group (NWCG) included it as a newly recognized fire cause in the…
Author(s): Karen C. Short, Mark A. Finney
Year Published:

Fire is one of Earth's most potent agents of ecological change. This Special Issue comes in the wake of a series of extreme wildfires across the world, from the Amazon, to Siberia, California, Portugal, South Africa and eastern Australia (Duane et…
Author(s): Dale G. Nimmo, Alan N. Andersen, Sally Archibald, Matthias M. Boer, Lluis Brotons, Catherine L. Parr, Morgan W. Tingley
Year Published: