Type
Topic
Region
Year
Displaying 1 - 25 of 33
While the vast majority of carbon emitted by wildland fires is released as CO2, CO, and CH4, wildland fire smoke is nonetheless a rich and complex mixture of gases and aerosols. Primary emissions include significant amounts of CH4 and aerosol (organic aerosol and black carbon),…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: biomass burning, wildfires, aerosols, air quality, carbon, carbon dioxide, greenhouse gases, nitrogen, fire management, smoke management, biomass burning, greenhouse gases, emission factors
This paper complements the information previously published (Atmospheric Environment 45, 641-649) on gaseous and particulate emissions from wildfires in Portugal for summer 2009, in an attempt at obtaining more extensive, complete and representative databases on emission…
Person:
Year: 2013
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence
Region(s): International
Keywords: wildfires, air quality, carbon, gases, hydrocarbons, particulates, Portugal, Europe, fire management, smoke management, wildfires, trace gases, emission factors, organic compounds, water-soluble ions, trace elements, Portugal
Current fire emission inventories apply universal emission factors (EFs) for the calculation of NOx emissions over large biomes such as boreal forest. However, recent satellite-based studies over tropical and subtropical regions have indicated…
Person:
Year: 2015
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence, Mapping
Region(s): Alaska, International
Keywords: smoke effects, wildfires, Asia, Europe, Canada, radiation, remote sensing, fire management, forest management, smoke management, boreal forests, satellite measurements, Tropospheric No2, FRP - Fire Radiative Power, NOx emission factor
Peatland fires are one of the major global sources of atmospheric particles. Emission factors for fine (PM1 and PM2.5) and ultrafine (PM0.1) particles and particle-bound polycyclic aromatic hydrocarbons (PAHs) from plants in the peat swamp…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Aquatic, Emissions and Smoke, Fire Effects, Fire Occurrence, Models
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: peat swamp forest, forest burning source, PAH - polycyclic aromatic hydrocarbons, Melaleuca cajuputi, PM2.5, PM1, PM0.1, leaf litter, PAH diagnostic ratios, particle emission factors
In summer 2009, emissions of trace gases and aerosols from several wildfires occurring in Portugal were sampled. A portable high-volume sampler was used to collect sequentially, on quartz fibre filters, coarse (PM2.5-10) and fine (PM2.5) smoke particles. Tedlar air sampling bags…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence
Region(s): International
Keywords: wildfires, aerosols, air quality, carbon, carbon dioxide, gases, hydrocarbons, organic matter, particulates, Portugal, Europe, fire management, wildfires, trace gases, carbonaceous particles, emission factors, water-soluble ions, metals
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
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
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
The aim of this study was the detailed organic speciation of fine (PM2.5) and coarse (PM2.5-10) particles and gaseous carbonyl compounds from plumes emitted by wildfires during the summer of 2009 in Portugal. Complementary characterisation of the smoke particulate inorganic…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence
Region(s): International
Keywords: fire case histories, fire frequency, smoke effects, wildfires, aerosols, air quality, gases, particulates, Portugal, Europe, fire management, forest management, smoke management, wildfires, trace gases, particulate matter, emission factors, organic speciation
This paper presents airborne measurements of multiple atmospheric trace constituents including greenhouse gases (such as CO2, CH4, O3) and biomass burning tracers (such as CO, CH3CN) downwind of an exceptionally large wildfire. In summer 2013, the Rim wildfire, ignited just west…
Person:
Year: 2016
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Fire Occurrence, Hazard and Risk
Region(s): California
Keywords: wildfires, trace gases, emission factors, enhancement ratios, airborne measurements, greenhouse gases, biomass burning, 2013 Rim Fire, fire case histories, fire size, fire management
Biomass burning covers open fires (forest and grassland fires, crop residue burning in fields, etc.) and biofuel combustion (crop residues and wood, etc., used as fuel). As a large agricultural country, China may produce large quantities of mercury emissions from biomass burning…
Person:
Year: 2011
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence, Fuels
Region(s): International
Keywords: biomass burning, cropland fires, fuel moisture, wildfires, air quality, herbaceous vegetation, leaves, Hg - mercury, pollution, woody plants, China, Asia, fire management, forest management, fuel management, range management, grasslands
Fire environment effects on particulate matter emission factors in southeastern U.S. pine-grasslands
Particulate matter (PM) emission factors (EFPM), which predict particulate emissions per biomass consumed, have a strong influence on event-based and regional PM emission estimates and inventories. PM < 2.5 μm aerodynamic diameter (PM2.5),…
Person:
Year: 2014
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Fire History, Fire Occurrence, Models, Prescribed Fire
Region(s): Southern
Keywords: PM2.5, combustion efficiency, biomass burning, structural equation modelling, combustion, fire frequency, air quality, needles, overstory, particulates, Pebble Hill, thinning, TTRS - Tall Timbers Research Station, Florida, Georgia, fire management, forest management, grasslands, pine forests, SFP - Southern Fire Portal
Crop-residue burning plays an important role in regional air quality and global climate change. The North China Plain, the largest winter wheat production district in China, experiences extensive crop fires during harvest seasons. Traditional methods to estimate emissions from…
Person:
Year: 2015
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence, Intelligence
Region(s): International
Keywords: cropland fires, fire frequency, wildfires, agriculture, air quality, particulates, radiation, remote sensing, China, Asia, fire management, forest management, crop residue, FRP - Fire Radiative Power, North China Plain, emission estimates
An analysis on the number of forest fires and burned area distribution as retrieved by the European Forest Fire Information System (EFFIS) database is presented. On average, from 2000 to 2005 about 95,000 fires occurred annually in 23 European countries, burning almost 600,000…
Person:
Year: 2009
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects, Fire Occurrence, Fuels, Mapping
Region(s): International
Keywords: wildfires, burned area, CO2 - carbon dioxide, fuel loads, burning efficiency, EU - European Union
Wildfires produce a significant release of gases and particles affecting climate and air quality. In the Mediterranean region, shrublands significantly contribute to burned areas and may show specific emission profiles. Our objective was to depict and quantify the primary-…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence
Region(s): International
Keywords: biomass burning, experimental fires, wildfires, aerosols, air quality, hydrocarbons, particulates, Spain, Europe, fire management, forest management, Mediterranean habitats, shrublands, biomass burning, Mediterranean shrubland, water soluble ions, trace elements, organic compounds, VOCs
Understanding the emissions of mercury (Hg) from wildfires is important for quantifying the global atmospheric Hg sources. Emissions of Hg from soils resulting from wildfires in the Western United States was estimated for the 2000 to 2013 period, and the potential emission of Hg…
Person:
Year: 2016
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fire Occurrence, Models
Region(s): California, Great Basin, Northern Rockies, Northwest, Rocky Mountain, Southwest
Keywords: literature review, Hg - mercury, soil temperature, soil heating, fire severity, FOFEM - First Order Fire Effects Model, fire intensity, wildfires, fire management, soil management
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 paper discusses the main uncertainties of wild-land fire emission estimates used in the AQMEII-II case study. The wild-land fire emission of particulate matter for the summer fire season of 2010 in Eurasia was generated by the Integrated System for wild-land Fires (IS4FIRES…
Person:
Year: 2015
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence, Intelligence, Models
Region(s): International
Keywords: wildfires, air quality, particulates, radiation, remote sensing, Europe, fire management, smoke management, fire emission uncertainty, IS4FIRES, FRP - Fire Radiative Power
The aim of this paper was to provide an overview of the current state of the art on research into the emission of biogenic volatile organic compounds (BVOCs) from vegetation fires. Significant amounts of VOCs are emitted from vegetation fires, including several reactive…
Person:
Year: 2014
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fire History, Fire Occurrence, Intelligence
Region(s): International
Keywords: biomass burning, heat effects, wildfires, air quality, C - carbon, chemical compounds, hydrocarbons, organic soils, ozone, plant communities, remote sensing, Africa, Amazon, South America, fire management, Mediterranean habitats, savannas, biomass burning, BVOC - Biogenic Volatile Organic Compounds, combustion phases, forest fires, isoprenoids, plant communities and functional types
We present a comparison of techniques for estimating atmospheric emissions from fires using Australia's 2009 ''Black Saturday'' wildfires as a case study. Most of the fires started on Saturday the 7th of February 2009 (a date now known as ''Black Saturday'') and then spread…
Person:
Year: 2012
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence
Region(s): International
Keywords: biomass burning, fire case histories, wildfires, air quality, storms, wind, Victoria, Australia, fire management, forest management, smoke management, FINNv1, FEEV-AOD, GFECV3.1, biomass burning
Total particulate matter (PM) emissions were estimated for recent fires (1979-1990) and the presettlement period (prior to 1935) in the Selway-Bitterroot Wilderness (SBW) in Idaho and Montana. Recent period emissions were calculated by 10-day periods for surface fire and crown…
Person:
Year: 1994
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire History, Fire Occurrence, Models
Region(s): Northern Rockies
Keywords: air quality, fire regimes, Idaho, Montana, Selway-Bitterroot Wilderness, Abies grandis, coniferous forests, crown fires, fire exclusion, fire management, fire suppression, mountainous terrain, Larix lyallii, Picea engelmannii, pine forests, Pinus albicaulis, Pinus contorta, lodgepole pine, chance ignition prescribed fires, presettlement fires, Pseudotsuga menziesii, Douglas-fir, subalpine forests, wilderness fire management
An inventory of air pollutants emitted from forest and agricultural fires in Northeastern Mexico for the period of January to August of 2000 is presented. The emissions estimates were calculated using an emissions factor methodology. The…
Person:
Year: 2005
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Occurrence, Prescribed Fire
Region(s): International
Keywords: cropland fires, wildfires, agriculture, air quality, gases, particulates, Mexico, fire management, smoke management
Past studies suggest that forest fires contribute significantly to the formation of ozone in the troposphere. However, the emissions of ozone precursors from wildfires, and the mechanisms involved in ozone production from boreal fires, are very complicated. Moreover, an…
Person:
Year: 2015
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fire Occurrence, Intelligence
Region(s): Alaska, International
Keywords: biomass burning, wildfires, air quality, ozone, resprouting, Russia, Siberia, Asia, fire management, forest management, boreal forests
Biomass burning is an important source of many trace gases in the global troposphere. We have constructed an airborne trace gas measurement system consisting of a Fourier transform infrared spectrometer (FTIR) coupled to a flow-through multipass cell (AFTIR) and installed it on…
Person:
Year: 1999
Type: Document
Source: FRAMES, TTRS
Topic(s): Emissions and Smoke, Fire Occurrence, Intelligence, Prescribed Fire
Region(s): Southern
Keywords: North Carolina, AFTIR - airborne Fourier transform infrared spectroscopy, trace gas emissions, biomass burning, troposphere, experimental fire, fuel loading, wildfires, air quality, gases, GPS - global positioning system, military lands, fire management, forest management, smoke management, SFP - Southern Fire Portal