Type
Topic
Region
Year
Displaying 76 - 100 of 196
Wildfires are common occurrences worldwide that can destroy vast forest areas and kill numerous animals in a few hours. Climate change, rising global temperatures, precipitation, the introduction of exotic species of plants (e.g., eucalyptus), intensive agriculture, and…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Ecology, Fire Effects
Region(s): International
Keywords: mortality, conservation, wildfire, wildlife, veterinarians, Portugal
California plans to substantially increase the use of prescribed fire to reduce risk of catastrophic wildfires. Although for a beneficial purpose, prescribed fire smoke may still pose a health concern, especially among sensitive populations. We sought to understand community…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Prescribed Fire, Safety, Wildland-Urban Interface (WUI)
Region(s): California
Keywords: wildfire, adaptive capacity, vulnerable populations, wildland fire, prescribed burns, managed fire
The 2nd Alaska Fire Science Consortium (AFSC) Research-to-Operations (R2O) workshop convened May 12-13 at the University of Alaska Murie Building.The 1.5-day workshop was held following NASA ABoVE’s 8th Annual Science Team Meeting as an opportunity for researchers and managers…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fuels, Hazard and Risk, Mapping, Models, Monitoring and Inventory
Region(s): Alaska
Keywords: ABoVE - NASA Arctic-Boreal Vulnerability Experiment, soil moisture, vegetation, remote sensing, vegetation management, WFEIS - Wildland Fire Emissions Information System, combustion
A short-duration but high-impact air quality event occurred on 28 November 2018 along the Rio Grande Valley of New Mexico. This fire occurred outside the typical wildfire season, and greatly impacted the air quality in Socorro, NM, and the surroundings. Measurements were taken…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Effects, Models, Prescribed Fire
Region(s): Southwest
Keywords: aerosols, biomass burning, visibility, climate forcing, PM2.5, PM - particulate matter, HYSPLIT - Hybrid Single-Particle Lagrangian Integrated Trajectory, New Mexico
Background: Forests are an essential natural resource to humankind, providing a myriad of direct and indirect benefits. Natural disasters like forest fires have a major impact on global warming and the continued existence of life on Earth. Automatic identification of forest…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Occurrence
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: forest fire, image processing, deep learning, CNN - convolution neural network, learning without forgetting, transfer learning, fire detection, satellite imagery
Fire is a major source of atmospheric aerosols and trace gases. Projection of future fire activities is challenging due to the joint impacts of climate, vegetation, and human activities. Here, we project global changes of fire-induced particulate matter smaller than 2.5 μm (PM2.…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: PM - particulate matter, O3 - ozone, global warming, climate change, PM2.5, ModelE2-YIBs, aerosols
Forest fires cause many environmental impacts, including air pollution. Brazil is a very fire-prone region where few studies have investigated the impact of wildfires on air quality and health. We proposed to test two hypotheses in this study: i) the wildfires in Brazil have…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models, Safety
Region(s): International
Keywords: wildfire, air pollution, land use, land cover, Brazil, PM - particulate matter, PM2.5
Forest fires are a serious ecological concern, and smoke is an early warning indicator. Early smoke images barely capture a tiny portion of the total smoke. Because of the irregular nature of smoke’s dispersion and the dynamic nature of the surrounding environment, smoke…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models, Monitoring and Inventory
Region(s): International
Keywords: YOLO model, smoke detection, wildfire, data augmentation, object detection, fire detection
This study investigates the wildfire biomass-burning emission levels during strong El Niño–southern oscillation (ENSO) events of 2010–2011 (characterized by a strong La Niña event) and 2015–2016 (characterized by a strong El Niño event) over the southern African region.…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Monitoring and Inventory, Weather
Region(s): International
Keywords: ENSO - El Nino Southern Oscillation, wildfires, southern Africa, remote sensing, sea surface temperatures , generalized extreme studentized deviate
Forest plantations can substantially contribute to carbon sequestration and greenhouse gas (GHG) mitigation at the country and global scales. Forest fires (especially when combined with droughts) may remarkably reduce such carbon sequestration capability. The IPCC has global-…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models
Region(s): International
Keywords: Chile, wildfires, carbon cycling, forest fire carbon emission, plantations, Pinus radiata, Eucalyptus spp., greenhouse gas
[from the text] For millennia, Indigenous communities managed forests in the American West with fire to produce a range of environmental and cultural benefits. This long history of cultural burning combined with frequent lightning produced fire-adapted forests, woodlands, and…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Administration, Emissions and Smoke, Fire Ecology, Fire Effects, Fire Prevention, Fuels, Hazard and Risk, Prescribed Fire, Regulations and Legislation, Restoration and Rehabilitation, Social Science
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest
Keywords: forest resilience, community protection, environmental conservation, risk reduction, private lands, public benefits, liability, forest health, permitting, air quality
In a general framework characterized by ever-increasing evidence of impacts attributable to climate change, the quantitative estimation of wildfire emissions (e.g., black carbon, carbon monoxide, particulate matter) and the evaluation of its uncertainty are crucial for…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Monitoring and Inventory
Region(s): International
Keywords: wildfires, ground-based emission inventory, remote sensing, emission inventories, GFED - Global Fire Emissions Database, Italy, biomass burning
Wildfires cause severe disruptions to forest soils and modify the carbon (C) cycle in the post-fire soils. Yet, the contribution of abiotic and biotic drivers to CO2 emission in the post-fire forest soils is not well understood. This study investigated soil CO2 emission from the…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): International
Keywords: soils, carbon cycle, CO2 - carbon dioxide, P - phosphorus, China
While the Mediterranean basin is foreseen to be highly affected by climate change (CC) and severe forest fires are expected to be more frequent, international efforts to fight against CC do not consider forest fires’ greenhouse gas (GHG) emissions risk and the possibility of its…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Hazard and Risk, Models
Region(s): International
Keywords: greenhouse gas emissions, forest fires, emission vulnerability, carbon stock, risk models, damage, Portugal, Spain, France, Italy
Rationale: Given the increasing prevalence of wildfires worldwide, understanding the effects of wildfire air pollutants on human health, in specific, immunological pathways, is crucial. Exposure to air pollutants has been associated with cardiorespiratory disease, however,…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): California
Keywords: public health, air pollutants, smoke exposure
Wildfires are increasing yearly in number and severity as a part of the evolving climate crisis. These fires are a significant source of air pollution, a common driver of flares in cardiorespiratory disease, including asthma, which is the most common chronic disease of childhood…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Safety
Region(s): International
Keywords: wildfire, wildland fire, forest fires, pediatric, population, asthma, air pollution, PM2.5, Calgary, Canada
Wildfires are relevant sources of PM emissions and can have an important impact on air pollution and human health. In this study, we examine the impact of wildfire PM emissions on the Piemonte (Italy) air quality regional monitoring network using a Generalized Additive Mixed…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Models
Region(s): International
Keywords: wildfires, air pollution, PM - particulate matter, PM10, PM2.5, generalized additive mixed model, Italy
Background: Peatlands are becoming more vulnerable to smouldering fires, driven by climate change and human activities.
Aims: This work explores the persistent burning, propagation, and emission of the deep peat fire.
Methods: Laboratory experiments are conducted with a 1-m deep…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior
Region(s): International
Keywords: burning duration, fire detection, fuel mass loss, peat soils, peatland fires, underground fires, smoldering propagation, laboratory experiments, peat fires
Background: In wildland-urban interface (WUI) fires, particulates from the combustion of both natural vegetative fuels and engineered cellulosic fuels may have deleterious effects on the environment.
Aims: The research was conducted to investigate the morphology of the…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fuels, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: combustion, human health, OSB - oriented strand board, Scanning Electron Microscopy, particulates, smoldering, thermophoretic sampling, particle size
Background: Fire models use pyrolysis data from ground samples and environments that differ from wildland conditions. Two analytical methods successfully measured oxidative pyrolysis gases in wind tunnel and field fires: Fourier transform infrared (FTIR) spectroscopy and gas…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: compositional data, data analysis, FTIR - Fourier transform infrared absorption spectroscopy , fourier transform infrared spectroradiometer, gas chromatography, flame ionisation detector, gas composition, log-ratio, Pinus palustris
Warming temperatures and prolonged drought periods cause rapid changes of fire frequencies and intensities in high-latitude ecosystems. Associated smoke plumes deposit dark particles from incomplete combustion on the Greenland ice sheet that reduce albedo but also provide a…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire History, Fire Occurrence
Region(s): International
Keywords: boreal forest, Greenland, paleofire, black carbon, ice cores, microscopic charcoal analysis, biomass burning
The Pyrocumulonimbus (pyroCb) events over British Columbia in 2017 were observed in the lower stratosphere for about 8–10 months after the smoke injections. Several previous studies used global climate models to investigate the physical parameters for the 2017 pyroCb events, but…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Models
Region(s): International
Keywords: E3SM - Energy Exascale Earth System Model, British Columbia, Canada, pyrocumulonimbus, pyroCb, stratospheric aerosol, machine learning, aerosol radiative effects, AOD - aerosol optical depth, climate impacts
Objective: To evaluate the association of short-term exposure to overall fine particulate matter of <2.5 μm (PM2.5) and wildfire-specific PM2.5 with emergency department (ED) visits for headache.
Background: Studies have reported associations between PM2.5 exposure and…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): California
Keywords: PM2.5, PM - particulate matter, headache, health impacts, public health
Wildfire frequency has increased in the Western US over recent decades, driven by climate change and a legacy of forest management practices. Consequently, human structures, health, and life are increasingly at risk due to wildfires. Furthermore, wildfire smoke presents a…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Models, Monitoring and Inventory, Weather
Region(s): California
Keywords: wildfire, air quality, fire arrival, biomass burning, SFIRE, FINN - Fire Inventory of NCAR, wildfire spread
In this study, two rainfall events following the Antalya forest fires were sampled via a volume-based sequential sampling method. Two and four fractional samples were obtained from the first (S) and the second (M) rainfall events, respectively. pH and the conductivity of the…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Monitoring and Inventory
Region(s): International
Keywords: Türkiye, ion concentrations, SEM-EDS - Scanning Electron Microscopy Energy Dispersive X-ray Spectroscopy, HYSPLIT - Hybrid Single-Particle Lagrangian Integrated Trajectory, particle size distribution, sequential rain, forest fire, wildfire