Type
Topic
Region
Year
Displaying 51 - 75 of 332
Several million hectares of the United States are covered by organic soils. During droughts, these soils can ignite and support slow combustion which often persists for weeks causing serious air pollution problems in nearby populated areas. Small blocks of organic so11 collected…
Person:
Year: 1985
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke
Region(s): Southern
Keywords: laboratory fires, organic soils, PM - particulate matter, Florida, emission factors, PAH - polynuclear aromatic hydrocarbons, organic compounds
Leaves from three species of Eucalyptus were combusted in a mass-loss calorimeter to characterise the effect of fuel moisture on energy release and combustion products for this genus. Increasing moisture content reduced peak heat release and the effective heat of combustion in a…
Person:
Year: 2013
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fire Occurrence, Fuels
Region(s): International
Keywords: combustion, fire control, fire intensity, fuel moisture, heat, ignition, air quality, CO2 - carbon dioxide, leaves, Eucalyptus spp., Australia, fire management, fuel management, effective heat of combustion, emission factors, Eucalyptus bicostata, Eucalyptus saligna, Eucalyptus tereticornis, heat release rate, ignition probability, time to ignition, heat of combustion
Fuel loading and fuel consumption were measured on four prescribed burns with a natural fuel component. These sites were in the Blue Mountains of northeastern Oregon. Emissions were characterized on three of these sites.
The fuel consumption was typical of a moderately wet…
Person:
Year: 1996
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fuels, Models, Prescribed Fire
Region(s): Northwest
Keywords: fuel loading, fuel consumption, Blue Mountains, northeastern Oregon, emission factors, CH4 - methane, CO - carbon monoxide, PM2.5, CONSUME, FOFEM - First Order Fire Effects Model, underburn, spring burn, NHMC - non-methane hydrocarbons
This report describes the methodology used to develop emission factors for particulates, carbon monoxide and hydrocarbons from the burning of street tree leaves. This project was an outgrowth of one carried out for the State of Illinois where…
Person:
Year: 1976
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fuels, Prescribed Fire
Region(s): California, Great Basin
Keywords: Aesculus hippocastanum, air quality, carbon, CO - carbon monoxide, eucalyptus, firing techniques, Fraxinus, Fraxinus nigra, fuel moisture, hydrocarbons, ignition, Illinois, leaves, Liquidambar styraciflua, Liriodendron tulipifera, Magnoliaceae, particulates, Platanus, pollution, Populus deltoides, Robinia pseudoacacia, sampling, Ulmus americana
Emission factors (EFs) are crucial in understanding the effects of wildfire emissions on air quality. We examined the variability of EFs of three wildfires (Nethker, Castle, and 204 Cow) during the 2019 Western US wildfire season using the…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: emission factors, air quality, FIREX‐AQ - Fire Influence on Regional to Global Environments and Air Quality, MCE - modified combustion efficiency
In this study, volatile and semi-volatile organic compound (VOCs and SVOCs) mass emission factors were determined from laboratory peat fire experiments. The peat samples originated from two National Wildlife Refuges on the coastal plain of North…
Person:
Year: 2015
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke
Region(s): Southern
Keywords: peat, North Carolina, VOC - volatile organic compounds, biomass burning, organic soil, emission factors, air pollutants, organic carbon, PAH - polycyclic aromatic hydrocarbons
Inventories of methyl halide emissions from domestic burning of biomass in Africa, from 1950 to the present day and projected to 2030, have been constructed. By combining emission factors from Andreae and Merlet [2001. Emission of trace gases…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fuels
Region(s): International
Keywords: aerosols, Africa, air quality, biogeochemical cycles, biomass, biomass burning, charcoal, chemical compounds, fire management, fuel management, gases, Africa, biofuel, domestic biomass burning, emission factor, methyl halide
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: FRAMES
Topic(s): Emissions and Smoke
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: wildland fire, biomass burning, combustion efficiency, FERA - Fire and Environmental Research Applications Team, emission factors
Emission factors (EFs) of pollutants from post-harvest agricultural burning are required for predicting downwind impacts of smoke and inventorying emissions. EFs of polycyclic aromatic hydrocarbons (PAH), methoxyphenols (NIP), levoglucosan (LG…
Person:
Year: 2007
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior
Region(s): Great Basin, Northwest
Keywords: agriculture, air quality, carbon, combustion, experimental areas, fire management, grasslands, hydrocarbons, Kentucky, lignin, Oregon, particulates, Poa pratensis, range management, sampling, smoke effects, smoke management, Triticum aestivum, Washington, PAH - polycyclic aromatic hydrocarbons, methoxyphenol, levoglucosan, elemental carbon, organic carbon, emission factor, combustion efficiency
Emissions of trace gases and particulate matter from burning of biomass are generally factored into global climate models. Models for improving the estimates of the global annual release of emissions from biomass fires are presented. Estimates of total biomass consumed on a…
Person:
Year: 1991
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fuels, Models
Region(s): California, Northwest
Keywords: PM - particulate matter, trace gas emissions, biomass burning, atmospheric chemistry
Emission factors for several trace gases were determined using airborne measurements from 13 biomass fires in North America. Emissions of methane (CH4), nonmethane hydrocarbons (NMHC), hydrogen (H2) and ammonia (NH3) were found to be positively…
Person:
Year: 1992
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: Canada, North America, smoke measurements, trace gas emissions, biomass burning, biomass burning emissions inventories, airborne measurements
Airborne measurements of thirteen trace gases from seven forest fires in North America are used to determine their average emission factors. The emission factors are then used to estimate the contributions of…
Person:
Year: 1989
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Occurrence
Region(s): California, Northwest, International
Keywords: biomass burning, emission factors, fire emissions, trace gases, airborne measurements, wildfires, air quality, gases, Picea glauca, white spruce, Picea mariana, Pinus banksiana, jack pine, Pseudotsuga menziesii, Douglas-fir, Ontario, Canada, Oregon, fire management, forest management, smoke management, chaparral, coniferous forests
Gas and particulate fractions were measured simultaneously from a wildfire in Penedono, central Portugal, which occurred in summer 2009. The total volatile hydrocarbons (THC) and carbon oxides (CO2 and CO) collected in Tedlar bags were measured using automatic analysers with…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Occurrence
Region(s): International
Keywords: biomass burning, fire frequency, incendiary fires, smoke effects, wildfires, air quality, carbon, carbon dioxide, climate change, gases, hydrocarbons, particulates, Portugal, Europe, fire management, smoke management, wildfire, organic compounds, PM2.5, PM2.5-10, emission factors
In this study, volatile and semi-volatile organic compound (VOCs and SVOCs) mass emission factors were determined from laboratory peat fire experiments. The peat samples originated from two National Wildlife Refuges on the coastal plain of North…
Person:
Year: 2016
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fuels
Region(s): Southern
Keywords: biomass burning, laboratory fires, peat fires, North Carolina, air quality, C - carbon, organic soils, peat, fire management, smoke management, coastal plain, biomass burning, organic soil, VOC - volatile organic compounds, emission factors, Fine-Particle Emissions, wood combustion, source apportionment, particulate matter, gas phase, biomass, tracers
Aerostat-lofted instrument and sampling method for determination of emissions from open area sources
An aerostat-borne instrument and sampling method was developed to characterize air samples from area sources, such as emissions from open burning. The 10 kg battery-powered instrument system, termed “the Flyer”, is lofted with a helium-filled aerostat of 4 m nominal diameter and…
Person:
Year: 2011
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Monitoring and Inventory
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air samples, open burning, emission factors, detonation, CO2 - carbon dioxide, SVOC - semi-volatile organic compounds, VOC - volatile organic compounds, PM - particulate matter
Until recently, monitoring for emissions from open burning were limited principally to industrial pollutants, as governed by the National Ambient Air Quality Standards. Emission factors were determined by relating the quantity of effluent…
Person:
Year: 1979
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke
Region(s): Northwest
Keywords: air quality, particulates
Airborne measurements made on initial smoke from 10 savanna fires in southern Africa provide quantitative data on emissions of 50 gaseous and particulate species, including carbon dioxide, carbon monoxide, sulfur dioxide, nitrogen oxides, methane, ammonia, dimethyl sulfide,…
Person:
Year: 2003
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke
Region(s): International
Keywords: Africa, trace gas emissions, biomass burning, particle emissions
Wildfire emission inventories are usually applied with biome-scale emission factors for atmospheric modeling. However, emission factors measured for different plant species vary substantially within the same…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Models
Region(s): International
Keywords: black carbon, Eurasia, EI - Emission Inventory, GFED - Global Fire Emissions Database
People have set fire to the savannas of West Africa for millennia, creating a pyrogeography. Fires render the landscape useful for many productive activities, but there is also a long history of efforts to regulate indigenous burning practices. Today, savanna fires are under…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fuels
Region(s): International
Keywords: savanna fires, CH4 - methane, emission factors, combustion efficiency, Africa
Emission factors for PCDD/PCDF determined from open combustion are used to estimate national emission budgets; therefore, it is important to have confidence in their accuracy. It has been suspected that artefacts may form due to the presence of…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence
Region(s): International
Keywords: biomass burning, cropland fires, wildfires, air quality, litter, pollution, New South Wales, Australia, fire management, forest edges, hardwood forests, PCDD - polychlorinated dibenzo-p-dioxins, PCDF - polychlorinated dibenzofurans, persistent organic pollutants, bushfires, forest fires, biomass burning
Acute and chronic exposure to wildfire smoke can cause numerous documented cardiopulmonary effects, although determining the casual components within the thousands of different chemicals found in both the particle and gas phases remains a toxicological challenge. Specifically,…
Person:
Year: 2018
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fuels
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: wildland fires, PM - particulate matter, emission factor, smoldering, flaming, biomass smoke, biomass fuel, inhalation, toxicity, health effects
We report trace-gas emission factors from three pine-understory prescribed fires in South Carolina, US measured during the fall of 2011. The fires were more intense than many prescribed burns because the fuels included mature pine stands not…
Person:
Year: 2013
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Monitoring and Inventory, Prescribed Fire
Region(s): Southern
Keywords: longleaf pine, Pinus palustris, South Carolina, smoldering, fourier transform infrared spectroradiometer
The Smoke Emissions Reference Application (SERA) database is a compilation of field and laboratory emission factors of wildland fire across the United States and Canada. The SERA database facilitates the analysis and summary of existing …
Person:
Year:
Type: Tool
Source: FRAMES
Topic(s): Emissions and Smoke, Models, Monitoring and Inventory, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: air quality, Canada, greenhouse gas emissions, PM - particulate matter, smoke management, wildfire emissions
Peat cores collected from two locations in eastern North Carolina (NC, USA) were burned in a laboratory facility to characterize emissions during simulated field combustion. Particle and gas samples were analyzed to quantify emission factors for…
Person:
Year: 2016
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke
Region(s): Southern
Keywords: gas emissions, particle emissions, peat, North Carolina, laboratory fires, PCDD - polychlorinated dibenzo-p-dioxins, PCDF - polychlorinated dibenzofurans, PAH - polycyclic aromatic hydrocarbons, PM2.5, CO - carbon monoxide, carbon
Considerable research has been carried out to estimate the chemical composition and the amount of trace gases and particulate matter emitted during short-duration flaming and smoldering combustion of fuels in the fire-prone forest and grassland ecosystems. For other forest…
Person:
Year: 2007
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fuels
Region(s): Alaska, Northern Rockies, Northwest, Southern
Keywords: combustion efficiency, trace gas emissions, residual smoldering