Type
Topic
Region
Year
Displaying 351 - 375 of 5839
Wildfire frequency and extent is increasing throughout the boreal forest-tundra ecotone as climate warms. Understanding the impacts of wildfire throughout this ecotone is required to make predictions of the rate and magnitude of changes in boreal-tundra landcover, its future…
Person:
Year: 2021
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Ecology, Fire Effects
Region(s): Alaska
Keywords: wildfires, stand density, fire severity, C - carbon, ecosystem function, forest-tundra, ecosystem structure, Denali National Park and Preserve, carbon emissions, soil organic layer
Wildfires across the Mediterranean ecosystems are associated with safety concerns due to their emissions. The type of biomass determines the composition of particulate matter (PM) and gaseous compounds emitted during the fire event. This study investigated simulated fire events…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: biomass burning, combustion chambers, gaseous emissions, particulate emissions, PM - particulate matter, VOCs, VOC - volatile organic carbon, Scanning Electron Microscopy, forest fire, Italy, Mediterranean ecosystem
The unprecedented magnitude of the 2019-20 Australian fires have raised interest in the potential for fire emissions to supply vital nutrients to remote ocean regions. Fire emissions are episodic and unpredictable, making them difficult to investigate. Here we present results…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: Australia, bioaccessible iron, nitrate, ammonium, Southern Hemisphere, levoglucosan, Tasmania
Interleukin 22 (IL-22) is critically involved in gut immunity and host defense and primarily produced by activated T cells. In different circumstances IL-22 may contribute to pathological conditions or act as a cancer promoting cytokine secreted by infiltrating immune cells.…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Safety
Region(s): California
Keywords: aryl hydrocarbon receptor, toll-like receptor, wildfire, Interleukin 22, human health, PM - particulate matter, PM2.5
The impacts of air pollution on public health have become great concerns worldwide. Particulate matter with an aerodynamic diameter small than 2.5μm (PM2.5), either from conventional sources such as traffic emissions or wildfire smoke, is among the most damaging air pollutants…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Safety
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: health impacts, wildfire smoke exposure, PM - particulate matter, PM2.5, respiratory disease, cardiovascular disease
Wildland fire smoke contains large amounts of PM2.5 that can traverse tens to hundreds of kilometers, resulting in significant deterioration of air quality and excess mortality and morbidity in downwind regions. Estimating PM2.5 levels while considering the impact of wildfire…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Mapping, Models, Monitoring and Inventory
Region(s): California
Keywords: Camp Fire, PM - particulate matter, PM2.5, GOES-16, wildland fire, wildfire, remote sensing, AOD - aerosol optical depth, SMOTE -Synthetic Minority Oversampling Technique, random forest model, PurpleAir, air quality
Wildfires have increased in frequency and magnitude and pose a significant public health challenge. The principal objective of this study was to assess the impact of wildfire smoke on respiratory peak flow performance of patients exposed to two different wildfire events. This…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Hazard and Risk
Region(s): Southern
Keywords: peak flow, wildfires, sensitization, respiratory, allergy, altered immune response, public health, Great Dismal Swamp National Wildlife Refuge, Virginia, North Carolina
The wildfires over the central Indian Himalayan region have attracted the significant attention of environmental scientists. Despite their major and disastrous effects on the environment and air quality, studies on the forest fires’ impacts from a renewable energy point of view…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Economics, Emissions and Smoke, Fire Effects, Mapping, Monitoring and Inventory
Region(s): International
Keywords: solar energy, PV energy, PV - photovoltaic, energy losses, financial losses, forest fires, wildfires, aerosol, cloud, India
In this study, we investigated the impact of wildfires on meteorology and air quality (PM2.5 and O3) over the western United States during the September 2017 period. This is done by using Weather Research and Forecasting model coupled with Chemistry (WRF-Chem) to simulate…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Models, Weather
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: wildfires, meteorology, air quality, PM2.5, PM - particulate matter, O3 - ozone, WRF-Chem, COD - cloud optical depth
Forest fires impact on soil, water, and biota resources. The current forest fires in the West Coast of the United States (US) profoundly impacted the atmosphere and air quality across the ecosystems and have caused severe environmental and public health burdens. Forest fire led…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Hazard and Risk, Models
Region(s): California, Great Basin, Northwest, Rocky Mountain
Keywords: forest fire, air pollution, COVID-19, NO2 - nitrogen dioxide, spatial models, PM - particulate matter, human health
The 2019/2 020 Australian New Year's wildfires injected record amounts of smoke and biomass burning products into the lower stratosphere. The Aura Microwave Limb Sounder (MLS) tracked the evolution of distinct plumes of fire-influenced air as they rapidly spiraled up to the mid-…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: Australia, stratosphere
Greenhouse gas (GHG) accounting of emissions from land use, land-use change, and forestry necessarily involves consideration of landscape fire. This is of particular importance for Australia given that natural and human fire is a common occurrence, and many ecosystems are…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: anthropogenic fires, greenhouse gas emissions, IPCC, land use change, UNFCCC - United Nations Framework Convention on Climate Change, wildfires, Australia, landscape fire
A Resource from the Western Regional Air Partnership's (WRAP) Fire Emissions Joint Forum (FEJF)In December 2002 the FEJF issued a request for proposal for a bibliography and summary table on Emission Reduction Techniques for agricultural burning and wildland fire in support of…
Person:
Year: 2004
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels, Fire Behavior
Region(s): National, Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest
Keywords: WRAP - Western Regional Air Partnership, emission factors, agricultural burning, emissions reduction, agricultural residues, burning index, wildland fire
Objectives: Wildfire air pollution is a growing concern on human health. The study aims to assess the associations between wildfire air pollution and pregnancy outcomes in the Southwestern United States.Study design: This was a retrospective cohort study.Methods: Birth records…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Safety
Region(s): California, Great Basin, Rocky Mountain, Southwest, Northern Rockies
Keywords: public health, air pollution, pregnancy outcomes, fine particulate matter, PM2.5, black carbon, organic carbon
Background: There is an ongoing need for improved understanding of wildfire plume dynamics.Aims: To improve process-level understanding of wildfire plume dynamics including strong (>10 m s−1) fire-generated winds and pyrocumulus (pyroCu) development.Methods: Ka-band Doppler…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fuels, Prescribed Fire
Region(s): Great Basin
Keywords: plume dynamics, field experiment, fuel consumption, plume rotation, pyrocumulonimbus, updraft, FASMEE - Fire and Smoke Model Evaluation Experiment
Smoke is a risk faced by wildland firefighters and personnel with both short and long-term health impacts. Safety Officers, Logistics Section Chiefs, Medical Unit Leaders and Air Resource Advisors can work individually and together as part of the Incident Management Team to…
Person:
Year: 2024
Type: Media
Source: FRAMES
Topic(s): Emissions and Smoke, Logistics, Planning, Safety
Region(s): National
Keywords:
Massive wildfires have become more frequent, seriously threatening the Earth’s ecosystems and human societies. Recognizing smoke from forest fires is critical to extinguishing them at an early stage. However, edge devices have low computational accuracy and suboptimal real-time…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Occurrence, Models
Region(s): International
Keywords: China, YOLOv8, lightweight model, smoke detection, SimAmazonia, BiFPN - bidirectional feature pyramid network
Smoke, a byproduct of forest and grassland combustion, holds the key to precise and rapid identification-an essential breakthrough in early wildfire detection, critical for forest and grassland fire monitoring and early warning. To address the scarcity of middle-high-resolution…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Monitoring and Inventory
Region(s): International
Keywords: forest fires, grassland fire, smoke segmentation, deep learning, fire detection, China
As wildfires increasingly impact the global economy and public health, understanding their effects is crucial. Particularly, the relationship between wildfires and anxiety disorders remains unclear. In this study, we explore this association by analyzing 1,897,865 emergency…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Safety
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: anxiety, risk factors, public health, PM2.5
Background: The record number of wildfires in the United States in recent years has led to an increased focus on developing tools to accurately forecast their impacts at high spatial and temporal resolutions.
Aims: The Warn-on-Forecast System for Smoke (WoFS-Smoke) was developed…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: data assimilation, ensemble, GOES-R, NWP - numerical weather prediction, probabilistic forecasting, smoke forecasting, weather radar, wildfires, Colorado, Texas, Oklahoma, Arkansas
The impacts on atmospheric ozone (O3) due to wildfires are difficult to characterize due to the many factors that affect O3's formation rate and the episodic nature of fire events. This study uses a very large set of air quality data (518,987 6-hr data points) collected in…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: O3 - ozone, Canada, air quality, PM2.5
Global climate change and extreme weather has a profound impact on wildfire, and it is of great importance to explore wildfire patterns in the context of global climate change for wildfire prevention and management. In this paper, a wildfire spatial prediction model based on…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Occurrence, Fire Prevention, Models, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: fire management, GFED - Global Fire Emissions Database, convolutional neural network, area burned
Air pollution spikes in the central Himalayas' southern regions, including Nepal and northern India, occur mainly from wildfires during March to May. Despite being a significant contributor to pre-monsoon pollution, wildfire smoke remains under-researched. This study used…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: wildfires, PM2.5, air pollution, Nepal, air quality
In response to increasing wildfire risks, California plans to expand the use of prescribed fire. We characterized the anticipated change in health impacts from exposure to smoke under a future fire-management scenario relative to a historical period (2008–2016). Using dispersion…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Hazard and Risk, Models, Prescribed Fire
Region(s): California
Keywords: health impacts, public health, PM2.5, BlueSky Modeling Framework, PM - particulate matter
Landscape fires emit smoke that contains particulate matter (PM) that can be harmful to human health. Prescribed fires or hazard reduction burns (HRBs) and wildfires can substantially reduce air quality in populated areas. While HRBs reduce the size and PM output of future…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Prescribed Fire
Region(s): International
Keywords: PM2.5, wildfires, air quality, fire area, Australia