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Ecosystem

Displaying 1841 - 1860 of 6068 results

Unforeseen Events and Climate Variability: How do land management decisions shape landscapes decades into the future? With the influence of climate change and its associated stressors, it's an increasingly thorny question. According to Paulette Ford…
Author(s): Jessica M. Brewen
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One of Jonathan Coop's first vivid memories as a child was watching the flames of the 1977 La Mesa Fire in north-central New Mexico. The human-caused fire burned more than 15,000 acres of pine forests in the Bandelier National Monument and areas…
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Fire in wetlands is poorly understood, yet hazard reduction burns are a common management practice and bushfires are becoming increasingly prevalent because of climate change. Fire may have long-lasting implications for the microbial component of…
Author(s): Nicole A. Christiansen, Kirstie A. Fryirs, Timothy J. Green, Grant C. Hose
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Within the realms of both wildland and prescribed fire, an understanding of how fire severity and forest structure interact is critical for improving fuels treatment effectiveness, quantifying the ramifications of wildfires, and improving fire…
Author(s): Nick Skowronski, Michael R. Gallagher, Timothy A. Warner
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Background tree mortality is a complex process that requires large sample sizes and long timescales to disentangle the suite of ecological factors that collectively contribute to tree stress, decline, and eventual mortality. Tree mortality…
Author(s): Tucker J. Furniss, Andrew J. Larson, Van R. Kane, James A. Lutz
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Central to public health risk communication is understanding the perspectives and shared values among individuals who need the information. Using the responses from a Smoke Sense citizen science project, we examined perspectives on the issue of…
Author(s): Mary Clare Hano, Steven E. Prince, Linda Wei, Bryan Hubbell, Ana G. Rappold
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We need a comprehensive strategy to improve collaboration and capacity for wildland fire science in North America. Every year, wildfires burn across large areas of Continental North America. These fires recognize no political boundaries; some cross…
Author(s): Diego Pérez Salicrup, Stacy Sankey, William Matt Jolly, Jonathan Boucher, Eric Toman, Christy Arseneau, Michael Norton
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Aim: Functional traits are a crucial link between species distributions and the ecosystem processes that structure those species’ niches. Concurrent increases in the availability of functional trait data and our ability to model species…
Author(s): Jens T. Stevens, Matthew M. Kling, Dylan W. Schwilk, J. Morgan Varner, Jeffrey M. Kane
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Understanding the complex relationship between the duration and size of forest fires is important in order to better predict these key characteristics of fires for fire management purposes in a changing climate. Describing this relationship is also…
Author(s): Dexen D.Z. Xi, Charmaine B. Dean, Stephen W. Taylor
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Extreme Wildfire Events and Disasters: Root Causes and New Management Strategies highlights the urgent need for new methods to prepare and mitigate the effects of these events. Using a multidisciplinary, socio-ecological approach, the book discusses…
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Wildfires change plant community structure and impact wildlife habitat and population dynamics. Recent wildfire‐induced losses of big sagebrush (Artemisia tridentata ) in North American shrublands are outpacing natural recovery and leading to…
Author(s): David A. Pyke, Robert K. Shriver, Robert S. Arkle, David S. Pilliod, Cameron L. Aldridge, Peter S. Coates, Matthew J. Germino, Julie A. Heinrichs, Mark A. Ricca, Scott E. Shaff
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The realm of wildland fire science encompasses both wild and prescribed fires. Most of the research in the broader field has focused on wildfires, however, despite the prevalence of prescribed fires and demonstrated need for science to guide its…
Author(s): J. Kevin Hiers, Joseph J. O'Brien, J. Morgan Varner, Bret W. Butler, Matthew B. Dickinson, James Furman, Michael R. Gallagher, David R. Godwin, Scott L. Goodrick, Sharon M. Hood, Andrew T. Hudak, Leda N. Kobziar, Rodman Linn, E. Louise Loudermilk, Sarah M. McCaffrey, Kevin M. Robertson, Eric Rowell, Nick Skowronski, Adam C. Watts, Kara M. Yedinak
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Wildland-Urban Interface (WUI) fires, a worldwide problem, are gaining more importance over time due to climate change and increased urbanization in WUI areas. Some jurisdictions have provided standards, codes and guidelines, which may greatly help…
Author(s): Paolo Intini, Enrico Ronchi, Steven M. V. Gwynne, Noureddine Bénichou
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Wildfire is a growing threat in the western US, driven by high fuel loads, a warming climate, and rising human activity in the wildland urban interface. Diverse stakeholders must collaborate to mitigate risk and adapt to changing conditions.…
Author(s): Joel Hartter, Lawrence C. Hamilton, Mark J. Ducey, Angela Boag, Jonathan D. Salerno, Nils D. Christoffersen, Paul T. Oester, Michael W. Palace, Forrest R. Stevens
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Accurate maps of the wildland-urban interface (WUI) are critical for the development of effective land management policies, conducting risk assessments, and the mitigation of wildfire risk. Most WUI maps identify areas at risk from wildfire by…
Author(s): Michael D. Caggiano, Todd J. Hawbaker, Benjamin Gannon, Chad M. Hoffman
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A field-based experimental study was conducted in 50 × 50 m square plots to investigate the behaviour of free-spreading fires in wheat to quantify the effect of crop condition (i.e. harvested, unharvested and harvested and baled) on the propagation…
Author(s): Miguel G. Cruz, Richard J. Hurley, Rachel Bessell, Andrew L. Sullivan
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Mountain big sagebrush is a widely distributed shrub native to the western United States. Mountain big sagebrush ecosystems support hundreds of plant and animal species, including several sagebrush obligates. The distribution of mountain big…
Author(s): Robin J. Innes
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We reviewed forest management in the mountainous regions of several northwestern states and California in the United States and how it has impacted current issues facing these forests. We focused on the large-scale activities like fire suppression…
Author(s): Iris Allen, Sophan Chhin, Jainwei Zhang
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Forests store a large amount of terrestrial carbon, but this storage capacity is vulnerable to wildfire. Combustion, and subsequent tree mortality and soil erosion, can lead to increased carbon release and decreased carbon uptake. Previous work has…
Author(s): Kristina J. Bartowitz, Philip E. Higuera, Bryan N. Shuman, Kendra K. McLauchlan, Tara W. Hudiburg
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Wildfires are often perceived as destructive disturbances, but we propose that when integrating evolutionary and socioecological factors, fires in most ecosystems can be understood as natural processes that provide a variety of benefits to humankind…
Author(s): Juli G. Pausas, Jon E. Keeley
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