Type
Topic
Region
Year
Displaying 176 - 200 of 332
In China, many pollutants are released because of crop residue burning in the field, resulting in serious pollution of ambient air. Suqian with 4523 km2 of total area under cultivation was selected as a case to be studied, where wheat-rice double cropping system is widely…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke
Region(s): International
Keywords: agriculture, air quality, Asia, China, cropland fires, croplands, fire management, pollution, range management, statistical analysis, crop residue, field burning, pollutant emissions
This review compiled the data from recent actual and simulation studies on toxic emissions from open burning and categorized into sources, broadly as biomass and anthropogenic fuels. Emission factors, in mass of pollutant per mass of material…
Person:
Year: 2010
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Fuels
Region(s): International
Keywords: air quality, Asia, biomass, biomass burning, charcoal, combustion, cropland fires, fire danger rating, fire management, fuel management, human caused fires, hydrocarbons, incendiary fires, Japan, land management, particulates, recreation related fires, smoke effects, toxicity, water, wildfires, open burning, PAH - polycyclic aromatic hydrocarbons, particulate matter, PCDD - polychlorinated dibenzo-p-dioxins, Fs, toxic emissions
We characterized the gas- and speciated aerosol-phase emissions from the open combustion of 33 different plant species during a series of 255 controlled laboratory burns during the Fire Laboratory at Missoula Experiments (FLAME). The plant species we tested were chosen to…
Person:
Year: 2009
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels
Region(s): Northern Rockies
Keywords: aerosols, biomass, trace gases, open combustion
Source strength is defined as the rate of release of an emission into the atmosphere from a specified process. In this paper, source-strength modeling of emissions of particulate matter from prescribed fires is discussed from three perspectives: 1) unit area (per m2), 2) unit…
Person:
Year: 1983
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels, Models, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: PM - particulate matter, source strength model
Biomass burning is a major source of many atmospheric trace gases and aerosol particles (Crutzen and Andreae 1990). These compounds and particulates affect public health, regional air quality, air chemistry, and global climate. It is difficult to assess quantitatively the impact…
Person:
Year: 2003
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fuels
Region(s): Rocky Mountain
Keywords: fuel treatments, Hayman Fire, wildfire, biomass, Colorado, MODIS satellite
In the US, wildfires and prescribed burning present significant challenges to air regulatory agencies attempting to achieve and maintain compliance with air quality regulations. Fire emission factors (EF) are essential input for the emission…
Person:
Year: 2013
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models
Region(s): Northern Rockies
Keywords: air quality, combustion efficiency
The University of Colorado Airborne Solar Occultation Flux (CU AirSOF) instrument conducted the first suborbital carbon monoxide (CO) mass flux measurements on the scale of large wildfires, showing that the destructive fires in northern California in October 2017 emitted 2040 ±…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Mapping, Monitoring and Inventory
Region(s): California
Keywords: CO - carbon monoxide, remote sensing, large wildfires, air quality, satellite data, PM - particulate matter, PM2.5, CU AirSOF - University of Colorado Airborne Solar Occultation Flux
Biomass burning is a major source of emissions to the atmosphere. Some of these emissions may change global climate. This paper uses combustion efficiency as an independent variable for predicting emission factors for, among others, carbon…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Fire History, Fuels, Models, Prescribed Fire
Region(s): California, Great Basin, Northwest
Keywords: air quality, ash, biomass, carbon, carbon dioxide, CO - carbon monoxide, chaparral, chemical elements, combustion, ecosystem dynamics, fire management, gases, climate change, CH4 - methane, nitrogen, Oregon, smoke effects, statistical analysis, wildfires
Smoke emissions from wildland fire can be harmful to human health and welfare, impair visibility, and contribute to greenhouse gas emissions. The generation of emissions and heat release need to be characterized to estimate the potential impacts of wildland fire smoke. This…
Person:
Year: 2009
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, wildland fire, FERA - Fire and Environmental Research Applications Team, fuel characteristics, greenhouse gas emissions, heat release, smoke impacts, fuel consumption
A stainless steel laboratory chamber to hold the entire combustion products from a small scale pine needle fire was useful for measuring the photochemical activity of pine needle fire smoke. Particle size distributions indicated that the nucleation of small numbers of submicron…
Person:
Year: 1977
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fuels, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, chemistry, combustion, diameter classes, distribution, fuel types, gases, hydrocarbons, laboratory fires, light, needles, nitrogen, Ontario, ozone, particulates, pine, pollution, smoke behavior
In the past few decades, forest fires have increased in number and severity, especially in the Mediterranean regions of Türkiye and Greece, where significant fires caused damage to thousands of hectares of land as well as wildlife. The main objective of the present study is to…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Models, Monitoring and Inventory
Region(s): International
Keywords: wildfire, Sentinel-2, burn severity, GFED - Global Fire Emissions Database, eastern Mediterranean, PM - particulate matter, PM2.5
Multiple trace-gas instruments were deployed during the fourth Fire Lab at Missoula Experiment (FLAME-4), including the first application of proton-transfer-reaction time-of-flight mass spectrometry (PTR-TOFMS) and comprehensive two-dimensional gas chromatography-time-of-flight…
Person:
Year: 2017
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: biomass burning, FTIR - Fourier transform infrared absorption spectroscopy, laboratory experiments
The air quality and fire management communities are faced with increasingly difficult decisions regarding critical fire management activities, given the potential contribution of wildfires and prescribed burns (wildland fires) to fine particulate matter (PM2.5). Unfortunately,…
Person:
Year: 2018
Type: Project
Source: FRAMES
Topic(s): Emissions and Smoke, Models
Region(s): California, Great Basin, Northern Rockies, Northwest
Keywords: air quality, PM2.5, secondary organic aerosol, smoke plumes, biomass burning, VOC - volatile organic compounds
Uncontrolled wildfires in Australian temperate Eucalyptus forests produce significant smoke emissions, particularly carbon dioxide (CO2) and particulates. Emissions from fires in these ecosystems, however, have received less research attention than the fires in North American…
Person:
Year: 2022
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Mapping
Region(s): International
Keywords: wildfire, Australia, PM - particulate matter, pyroCb, eucalyptus, GFED - Global Fire Emissions Database, FullCAM, CO2 - carbon dioxide, PM2.5, fire severity
Outdoor fires, such as wildfires and prescribed burns, can emit substantial amounts of particulate matter and other pollutants into the atmosphere. In Texas, an inventory of forest, grassland and agricultural burning activities revealed that fires consumed vegetation on 1.6 and…
Person:
Year: 2002
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fuels, Models, Prescribed Fire
Region(s): Southern
Keywords: agriculture, air quality, biomass, duff, fire management, fire size, fuel appraisal, fuel loading, fuel management, grasslands, litter, logging, particulates, pine forests, pollution, range management, rangelands, slash, smoke management, statistical analysis, Texas, wildfires, wildland fuels
To study mechanisms affecting particulate matter production from forest fires, a combustion chamber system was developed. This closed system was used primarily for producing cylindrical laminar diffusion flames by burning alpha-pinene under controlled conditions. The independent…
Person:
Year: 1980
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Behavior, Fuels
Region(s): Unknown
Keywords: laboratory fires, PM - particulate matter, laminar flame
We quantified loading and consumption losses of 1-hour and 10-hour fuels on the forest floor and understory vegetation during 24 operational prescribed burns conducted in the Pinelands National Reserve of New Jersey. PM 2.5 emissions were calculated using published …
Person:
Year: 2010
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels, Prescribed Fire
Region(s): Eastern
Keywords: air quality, fuel loading, PM2.5, available fuel, prescribed fire emissions, New Jersey, Pinelands National Reserve, wildfire emissions
ANNOTATION: Guidelines in the form of a six-step approach are provided for estimating volumes, oven-dry mass, consumption, and particulate matter emissions for piled logging debris. Seven stylized pile shapes and their associated geometric volume formulae are used to estimate…
Person:
Year: 1996
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels, Planning, Prescribed Fire
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: biomass consumption, smoke management, piled slash, western United States
Because of the importance of emissions from fires in biomass fuels globally, we developed a highly portable Fire Atmosphere Sampling System (FASS) for sampling smoke emissions. Emissions were sampled with the FASS packages from a variety of fuel and combustion conditions in…
Person:
Year: 1991
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Fuels, Models, Weather
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: Canada, smoke emissions, biomass consumption, sampling, smoke measurements, Brazil, FASS - Fire Atmosphere Sampling System, air quality, biomass, boreal forests, CO2 - carbon dioxide, combustion, fire management, fire weather, fuel types, gases, hardwood forest, heat, particulates, radiation, sampling, savannas, smoke behavior, smoke management, temperature, tropical forest, wind
Western wildfires have a major impact on air quality in the US. In the fall of 2016, 107 test fires were burned in the large-scale combustion facility at the US Forest Service Missoula Fire Sciences Laboratory as part of the Fire Influence on Regional and Global Environments…
Person:
Year: 2018
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: laboratory fires, aerosol optical properties, PAX - photoacoustic extinctiometer, OP-FTIR - open-path Fourier transform infrared spectroscopy, trace gas emissions, biomass burning, wildfires, FIREX - Fire Influence on Regional and Global Environments Experiment, emission ratio, emission factor, MCE - modified combustion efficiency
Biomass burning is a major source of aerosols that affect air quality and the Earth's radiation budget. Current estimates of biomass burning emissions vary markedly due to uncertainties in biomass density, combustion efficiency, emission factor…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Fire Behavior, Fire Occurrence, Fuels, Intelligence, Mapping, Models, Monitoring and Inventory
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: aerosols, air quality, Arizona, Arkansas, biomass, biomass burning, combustion, coniferous forests, cover, cover type, deciduous forests, fire frequency, fire management, fire size, Florida, forest management, fuel loading, fuel management, fuel moisture, grasses, grasslands, hardwood forests, heavy fuels, Idaho, leaves, litter, Louisiana, moisture, Montana, needles, Oregon, particulates, radiation, remote sensing, shrubs, statistical analysis, vegetation surveys, wildfires, biomass burning emissions, particulate matter, multiple satellite instruments, GOES, near real time
The Global Fire Assimilation System (GFASv1.0) calculates biomass burning emissions by assimilating Fire Radiative Power (FRP) observations from the MODIS instruments onboard the Terra and Aqua satellites. It corrects for gaps in the observations, which are mostly due to cloud…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Intelligence, Models
Region(s): International
Keywords: biomass burning, aerosols, air quality, remote sensing, statistical analysis, fire management
The air quality and fire management communities are faced with increasingly difficult decisions regarding critical fire management activities, given the potential contribution of wildland fires to fine particulate matter (PM2.5). Unfortunately, in model frameworks used for air…
Person:
Year: 2018
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Models
Region(s): California, Great Basin, Northern Rockies, Northwest
Keywords: emission factors, organic compounds, secondary organic aerosol, CMAQ - Community Multiscale Air Quality Modeling System, wildland fires, AIRPACT, PM2.5, fire management, air quality, fine particulate matter, VOC - volatile organic compounds
Impact of the New South Wales fires during October 2013 on regional air quality in eastern Australia
Smoke plumes from fires contain atmospheric pollutants that can be transported to populated areas and effect regional air quality. In this paper, the characteristics and impact of the fire plumes from a major fire event that occurred in October 2013 (17-26) in the New South…
Person:
Year: 2016
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Models, Hazard and Risk, Fire Effects, Fire Behavior
Region(s): International
Keywords: fire case histories, smoke effects, wildfires, Australia, New South Wales, air quality, pollution, fire management, forest management, smoke management, air quality, bushfires, Regional Model, Sydney Region, injection height, Ftir Spectrometer, emission factors, Transform Infrared-Spectroscopy, biomass burning emissions, trace gases, particulate matter, vegetation fires, pollution, wildfires, aerosols, forest
Dimensions, volume, and biomass were measured for 121 hand-constructed piles composed primarily of coniferous (n = 63) and shrub/hardwood (n = 58) material at sites in Washington and California. Equations using pile dimensions, shape, and type allow users to accurately estimate…
Person:
Year: 2010
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fuels
Region(s): California, Northwest
Keywords: biomass, fuel treatment, hand pile and burn, smoke management