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Ecosystem

Displaying 961 - 980 of 5894 results

Background: Evidence from previous studies suggests that women firefighters have greater risk of some adverse reproductive outcomes. The purpose of this study was to investigate whether women firefighters had greater risk of miscarriage compared to…
Author(s): Alesia M. Jung, Sara A. Jahnke, Leslie K. Dennis, Melanie L. Bell, Jefferey L. Burgess, Nattinee Jitnarin, Christopher M. Kaipust, Leslie V. Farland
Year Published:

Forests store significant quantities of carbon, and accurate quantification of the fate of this carbon after fire is necessary for global carbon accounting. Pyrogenic carbon (PyC) encompasses various carbonaceous products of incomplete combustion…
Author(s): Alexandra Howell, Mario Bretfeld, Erica Belmont
Year Published:

Wildland fire shaped the historical ponderosa pine and mixed-conifer forest landscapes throughout the West. Fire was also a controlling force in most of the drier vegetation types, ranging from shortgrass prairie to chaparral, scrub oak, and pinyon–…
Author(s): Stephen F. Arno
Year Published:

Wildfires in sagebrush (Artemisia spp.)-dominated semi-arid ecosystems in the western United States have increased dramatically in frequency and severity in the last few decades. Severe wildfires often lead to the loss of native sagebrush…
Author(s): Karun Pandit, Hamid Dashti, Andrew T. Hudak, Nancy F. Glenn, Alejandro N. Flores, Douglas J. Shinneman
Year Published:

Fire is one of the main causes of environmental and ecosystem change. Geospatial data, derived from satellite images and surveying observations, are a useful tool in managing land use and land cover changes. In this paper, we present a multi-…
Author(s): Narissara Nuthammachot, Dimitris Stratoulias
Year Published:

Data-driven decision making is the key to providing effective and efficient wildfire protection and sustainable use of natural resources. Due to the complexity of natural systems, management decision(s) require clear justification based on…
Author(s): John S. Hogland, Christopher J. Dunn, James D. Johnston
Year Published:

Firefighters’ safety during fire responses depends on sound policies and procedures that ensure they can do their jobs efficiently and effectively. Decisions on vehicle crew size and total effective response force deployment should be based on the…
Author(s): Lori Moore-Merrell, Steve Kerber, Gavin P. Horn, Denise L. Smith
Year Published:

Prescribed fire is an essential management tool for restoring and maintaining the resilience of fire-dependent ecosystems. Past studies indicated that the current policy environment significantly constrained decision-making around prescribed fire (…
Author(s): Courtney Schultz, Cassandra Moseley, Adell L. Amos, Christopher Bone, Sarah M. McCaffrey
Year Published:

Suppression of historic fire regimes in North America has altered successional stages and shifted vegetation communities, negatively impacting wildlife diversity in forests. Prescribed fire is often used to increase habitat for wildlife populations…
Author(s): Dana J. Morin, Laurel Schablein, Nikole Simmons, Jean Lorber, Marek K. Smith
Year Published:

In recent years, wildland fires have occurred more frequently and with increased intensity in many fire-prone areas. In addition to the direct life and economic losses attributable to wildfires, the emitted smoke is a major contributor to ambient…
Author(s): Hao Chen, James M. Samet, Philip A. Bromberg, Haiyan Tong
Year Published:

Radiological release incidents can potentially contaminate widespread areas with radioactive materials and decontamination efforts are typically focused on populated areas, which means radionuclides may be left in forested areas for long periods of…
Author(s): Kirk R. Baker, Sang Don Lee, Paul Lemieux, Scott Hudson, Benjamin N. Murphy, Jesse O. Bash, Shannon N. Koplitz, Thien Khoi V Nguyen, Wei Min Hao, Stephen P. Baker, Emily Lincoln
Year Published:

Global wildfire activity has experienced a dramatic surge since 2017. From Chile to Indonesia, unprecedented fire behavior has occurred in many areas worldwide including, but not limited to, Portugal, Siberia, Australia, the Amazon and Orinoco…
Author(s): Víctor Resco de Dios, Rachael H. Nolan
Year Published:

Various classifications of fuel accumulation models are used to describe the complex temporal relationship between fuel loads and vegetation dynamics. Fuel accumulation models are an important tool in wildfire management as fuel is the only…
Author(s): Hilyati H. Zazali, Isaac N. Towers, J. Sharples
Year Published:

The ecosystem services provided by forests are under threat as wildfire frequency and severity increase throughout the western US. Severe wildfire can change physical environments and biogeochemical processes in watersheds with lasting effects on…
Author(s): Allison E. Rhea, Tim Covino, Charles C. Rhoades
Year Published:

Evaluating the impact of wildland fires on landscapes, a pursuit increasingly supported by remote sensing techniques, requires an understanding of wildfire dynamics. This research highlights the main insights from the literature related to “…
Author(s): Sarah Moura Batista dos Santos, A. Bento-Gonçalves, A. Vieira
Year Published:

The frequency of catastrophic wildfires is increasing around the globe. Our ability to mitigate the risks associated with these fires, and the toll they take on communities, life, and the environment, will depend in large part on understanding their…
Author(s): Alex W. Kirkpatrick
Year Published:

Supporting wildfire management activities is frequently identified as a benefit of forest roads. As such, there is a growing body of research into forest road planning, construction, and maintenance to improve fire surveillance, prevention, access,…
Author(s): Matthew P. Thompson, Benjamin Gannon, Michael D. Caggiano
Year Published:

Fire is a powerful environmental disturbance with the ability to shape many biomes worldwide. However, global warming, land-use changes and other anthropogenic factors have strongly altered natural fire regimes worldwide. Despite the growing number…
Author(s): Amanda Gomes dos Anjos, Mirco Solé, Maíra Benchimol
Year Published:

The destruction of forest cover by wildfires has important consequences on the stability of forest ecosystems. It is well recognized that forests play a key role in regulating the hydrological cycle by modifying rainfall interception and…
Author(s): Paolo Porto, Giovanni Callegari
Year Published:

Wildland fires can emit substantial amounts of air pollution that may pose a risk to those in proximity (e.g., first responders, nearby residents) as well as downwind populations. Quickly deploying air pollution measurement capabilities in response…
Author(s): Matthew S. Landis, Russell W. Long, Jonathan Krug, Maribel Colón, Robert Vanderpool, Andrew Habel, Shawn P. Urbanski
Year Published: