Type
Topic
Region
Year
Displaying 51 - 75 of 1842
The SCIENCEx webinar series brings together scientists and land management experts from across U.S. Forest Service research stations and beyond to explore the latest science and best practices for addressing large natural resource challenges across the country. These webinars…
Person:
Year: 2023
Type: Media
Source: FRAMES
Topic(s): Aquatic, Climate, Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fire Occurrence, Fire Prevention, Fuels, Hazard and Risk, Mapping, Models, Monitoring and Inventory, Outreach, Planning, Prescribed Fire, Restoration and Rehabilitation, Social Science, Weather, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords:
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
In response to the JFSP Funding Opportunity Notice, FON 2015-1 Task 2, which contemplated a Smoke Hazard Warning System, we proposed AIRPACT-Fire for enhanced communication of human health risk with improved wildfire smoke modeling, which robustly addressed the JFSP criteria. We…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Communications, Emissions and Smoke, Fire Behavior, Models, Outreach, Safety
Region(s): Great Basin, Northern Rockies, Northwest
Keywords: AIRPACT, WRF-SFIRE, WRF-SMOKE-CMAQ model, CMAQ - Community Multiscale Air Quality Modeling System, air quality, air pollution, forecasting, wildfire, forest fire, biomass burning, PM2.5, health effects, NowCast, health risk, visual range, relative risk, Kalman Filter, bias correction, kriging
Scientists and partners are working to advance our understanding of fire, developing planning tools, and understanding public perceptions to help reduce barriers to conducting prescribed fires.
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Ecology, Fire Effects, Fuels, Hazard and Risk, Planning, Prescribed Fire, Restoration and Rehabilitation
Region(s): Great Basin, Northern Rockies, Northwest, Rocky Mountain
Keywords: fuels treatment, POD - Potential Operational Delineation, PM - particulate matter, PM2.5, community-based partnerships, lynx, habitat
The Community Multiscale Air Quality (CMAQ) Modeling System is EPA’s premier modeling system for studying air pollution from global to local scales. For nearly a quarter century, EPA and states have used CMAQ—a powerful computational tool for translating fundamental atmospheric…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: aerosols, air quality, clouds, CMAQ - Community Multiscale Air Quality Modeling System, dry deposition, gas phase, vertical advection, vertical diffusion
CMAQ (see-mak), the Community Multiscale Air Quality Modeling System, is an active open-source development project of the US Environmental Protection Agencythat consists of a suite of programs for conducting air quality model simulations. CMAQ combines current knowledge in…
Person:
Year:
Type: Tool
Source: FRAMES
Topic(s): Emissions and Smoke, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: aerosols, air quality, clouds, CMAQ - Community Multiscale Air Quality Modeling System, dry deposition, gas phase, vertical advection, vertical diffusion
[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
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
The intensity and frequency of wildfires is increasing globally. The systematic review of the current evidence on long-term impacts of non-occupational wildfire exposure on human health has not been performed yet. To provide a systematic review and identify potential knowledge…
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, International, National
Keywords: wildfire, systematic review, long-term health effects, PM - particulate matter, nitrogen oxides, human health, wildfire exposure
An algorithm for retrieving nighttime aerosol optical depth (AOD) from the Visible Infrared Imaging Radiometer Suite (VIIRS) Day-Night Band (DNB) observations of reflected moonlight is presented for rural areas during the western U.S. fire seasons. The algorithm uses the UNified…
Person:
Year: 2021
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Mapping, Monitoring and Inventory
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: AOD - aerosol optical depth, retrieval, algorithms, VIIRS - Visible Infrared Imaging Radiometer Suite, DNB - day-night band, moonlight observation, smoke transport, diurnal cycle, rural, air quality
Background
To reduce the negative health effects from wildfire smoke exposure, effective risk and health communication strategies are vital. We estimated the behavioral effects from changes in message framing and messenger in public health messages about wildfire smoke on…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Safety, Social Science
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: public service announcements, public health, human behavior, social media, Facebook, health impacts
The NOAA/NASA FIREX-AQ (Fire Influence on Regional to Global Environments and Air Quality) experiment was a multi-agency, inter-disciplinary research effort to: (1) obtain detailed measurements of trace gas and aerosol emissions from wildfires and prescribed fires using aircraft…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Mapping, Models, Monitoring and Inventory
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: FIREX‐AQ - Fire Influence on Regional to Global Environments and Air Quality, air quality, remote sensing
Since 1998, the Joint Fire Science Program (JFSP) has provided funding and science delivery for scientific studies associated with managing wildland fire, fuels, and fire-impacted ecosystems to respond to emerging needs of managers, practitioners, and policymakers from local to…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Administration, Aquatic, Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fuels, Hazard and Risk, Models, Monitoring and Inventory, Outreach, Planning, Prescribed Fire, Restoration and Rehabilitation, Safety, Social Science, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: JFSP - Joint Fire Science Program
Brown carbon (BrC) associated with aerosol particles in western United States wildfires was measured between July and August 2019 aboard the NASA DC-8 research aircraft during the Fire Influence on Regional to Global Environments and Air Quality (FIREX-AQ) study. Two BrC…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Monitoring and Inventory
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: wildfires, air quality, brown carbon, PAS - Photoacoustic Aerosol Absorption Spectrometer, aerosol, FIREX‐AQ - Fire Influence on Regional to Global Environments and Air Quality
Abstract. Light absorbing organic carbon, or brown carbon (BrC), can be a significant contributor to the visible light absorption budget. However, the sources of BrC and the contributions of BrC to light absorption are not well understood. Biomass burning is thought to be a…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Monitoring and Inventory
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: C - carbon, brown carbon, organic carbon, WE-CAN - Western Wildfire Experiment for Cloud Chemistry, Aerosol Absorption, and Nitrogen, carbon absorbtion, wildfires, PILS - Particle-into-Liquid Sampler, PAS - Photoacoustic Aerosol Absorption Spectrometer
[From the Report Summary]
Background: The American Lung Association commissioned a report, written by PSE Healthy Energy, to answer the question: What does the current research say about the potential of prescribed fire to mitigate the increasing health and air quality risks…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Hazard and Risk, Prescribed Fire, Safety, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: health risk, wildfire smoke, air quality risk, catastrophic wildfire, lung health, harmful smoke exposure
The American Lung Association recently released a report titled "Can Prescribed Fire Mitigate Health Harm? A Review of Air Quality and Public Health Implications of Wildfire and Prescribed Fire." This report, commissioned by the American Lung Association and written by PSE…
Person:
Year: 2022
Type: Media
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Hazard and Risk, Prescribed Fire, Safety, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: health risk, air quality risk, catastrophic wildfire, lung health, wildfire smoke exposure, harmful smoke exposure
Studies of the emissions from wildland fires are important for understanding the role of these events in the production, transport, and fate of emitted gases and particulate matter, and, consequently, their impact on atmospheric and ecological processes, and on human health and…
Person:
Year: 2020
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: biomass burning, combustion, fuel selection criteria, wildland fire, wildfire, air quality, public health
Wildland firefighters are exposed to smoke-containing particulate matter (PM) and volatile organic compounds (VOCs) while suppressing wildfires. From 2015 to 2017, the U.S. Forest Service conducted a field study collecting breathing zone measurements of PM4 (particulate matter…
Person:
Year: 2021
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Safety
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: wildland firefighters, PM - particulate matter, VOC - volatile organic compounds, WE-CAN - Western Wildfire Experiment for Cloud Chemistry, Aerosol Absorption, and Nitrogen, smoke exposure, wildfires
Fire Influence on Regional to Global Environments and Air Quality (FIREX-AQ) was a NOAA/NASA collaborative campaign conducted during the summer of 2019. The objectives included identifying and quantifying wildfire composition, smoke evolution, and climate and health impacts of…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Safety
Region(s): Great Basin, Northern Rockies, Northwest
Keywords: Idaho, Washington, wildfire, VOC - volatile organic compounds, benzene, health risk, FIREX‐AQ - Fire Influence on Regional to Global Environments and Air Quality
Wildfire activity is increasing in parts of the world where extreme drought and warming temperatures contribute to fireprone conditions, including the western United States. The elderly are among the most vulnerable, and those in long-term care with preexisting conditions have…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Safety
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: elder health, human health, indoor air quality, long-term care, PM2.5, PM - particulate matter, wildfire, smoke exposure
Volatile organic compounds (VOCs) are a significant class of indoor air pollutants and are known for their adverse effects on health. A common strategy to reduce indoor VOC levels is to use sorbents, including activated carbons (ACs). The amount of activated carbon is critical…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models, Safety
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: indoor air purification, VOC - volatile organic compounds, activated carbon, wildfires, air pollutants, human health
We analyzed NO2 and O3 data from 32 U.S. non-attainment areas (NAAs) for 1995–2020. Since 1995, all regions have shown steady reductions in NO2 and the weekend-weekday pattern indicates that the O3 production regime in most NAAs has transitioned to a NOx-limited regime, while a…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Monitoring and Inventory
Region(s): California, Eastern, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest
Keywords: O3 - ozone, NO - nitrogen oxide, NOx, wildfires, COVID-19, air quality, non-attainment area