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Ecosystem

Displaying 1001 - 1020 of 6073 results

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:

Wildfires are a critical phenomenon in terrestrial ecosystems, and the intensity and frequency of these events have increased in recent years. High temperatures in the topsoil during wildfires can induce changes in soil physical, chemical, and…
Author(s): Sebastián A. Aedo, Carlos A. Bonilla
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:

Wildfire-generated snags provide key habitat for wildlife associated with recently disturbed forests, offering nesting and foraging resources for several woodpecker species. Snag harvest through post-fire salvage logging provides economic value but…
Author(s): Todd Cross, Quresh Latif, Jonathan G. Dudley, Victoria A. Saab
Year Published:

It is common practice for land managers to thin forests in the western United States and then masticate fuels by mowing, chipping or mulching the downed trees, shrubs and herbaceous vegetation. The thinning reduces canopy fuels and then mastication…
Author(s): Alex W. Kirkpatrick
Year Published:

Fires, among other forms of natural and anthropogenic disturbance, play a central role in regulating the location, composition and biomass of forests. Understanding the role of fire in global forest loss is crucial in constraining land‐use change…
Author(s): Dave van Wees, Guido R. Van der Werf, James T. Randerson, Niels Andela, Yang Chen, Douglas C. Morton
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:

Aim: Pyrodiversity is the spatial or temporal variability in fire effects across a land- scape. Multiple ecological hypotheses, when applied to the context of post- fire sys- tems, suggest that high pyrodiversity will lead to high biodiversity. This…
Author(s): Gavin M. Jones, Morgan W. Tingley
Year Published:

Beaver dams are gaining popularity as a low‐tech, low‐cost strategy to build climate resiliency at the landscape scale. They slow and store water that can be accessed by riparian vegetation during dry periods, effectively protecting riparian…
Author(s): Emily Fairfax, Andrew Whittle
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:

The world´s forests are one of the largest carbon sinks, making a substantial contribution to counterbalance the increase in atmospheric carbon from anthropogenic sources (Bastin et al., 2019). For this reason, there is broad support to forest…
Author(s): Virgilio Hermoso, Adrián Regos, Alejandra Morán-Ordoñez, Andrea Duane, Lluis Brotons
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:

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:

Increasing drought and changing temperatures drive researchers to seek more efficient and effective means to aid management of coniferous forests across the western United States. Thinning allows for effective removal of biomass, but with few…
Author(s): Christine M. Mott, Richard Hofstetter, Anita Antoninka
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:

Forest fires are a well-known source of polycyclic aromatic hydrocarbons (PAHs), playing an important role on their formation and redistribution across the terrestrial and aquatic compartments. Fire-induced inputs of PAHs to the environment are of…
Author(s): Isabel Campos, Nelson Abrantes
Year Published:

A key pursuit in contemporary ecology is to differentiate regime shifts that are truly irreversible from those that are hysteretic. Many ecological regime shifts have been labeled as irreversible without exploring the full range of variability in…
Author(s): Christine H. Bielski, Rheinhardt Scholtz, Victoria M. Donovan, Craig R. Allen, Dirac Twidwell
Year Published:

The unprecedented scale of the 2019-2020 eastern Australian bushfires exemplifies the challenges that scientists and conservation biologists face monitoring the effects on biodiversity in the aftermath of large-scale environmental disturbances.…
Author(s): Casey Kirchhoff, Corey T. Callaghan, David A. Keith, Dony Indiarto, Guy Taseski, Mark K. J. Ooi, Tom D. Le Breton, Thomas Mesaglio, Richard T. Kingsford, William K. Cornwell
Year Published:

Increased wildfire activity and climate change have intensified disturbance regimes globally and have raised concern among scientists and land managers about the resilience of disturbed landscapes. Here we test the effects of climate, topographic…
Author(s): Jaclyn Guz, Nathan S. Gill, Dominik Kulakowski
Year Published:

Runoff and erosion processes can increase after wildfire and post‐fire salvage logging, but little is known about the specific effects of soil compaction and surface cover after post‐fire salvage logging activities on these processes. We carried out…
Author(s): Sergio A. Prats, Maruxa C. Malvar, Joseph W. Wagenbrenner
Year Published: