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Displaying 201 - 225 of 231

Estimating trace gas and aerosol emissions over South America: relationship between fire radiative energy released and aerosol optical depth observations

Contemporary human activities such as tropical deforestation. Land clearing for agriculture, pest control and grassland management lead to biomass burning, which in turn leads to land-cover changes. However, biomass burning emissions are not correctly measured and the methods to…
Person:
Year: 2009
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Fuels, Intelligence, Mapping, Monitoring and Inventory, Restoration and Rehabilitation
Region(s): International
Keywords: aerosols, agriculture, air quality, biomass, biomass burning, Brazil, C - carbon, CO - carbon monoxide, cerrado, deforestation, energy, evolution, fire management, forest management, fuel loading, fuel moisture, gases, grasslands, moisture, pest control, radiation, rainforests, remote sensing, smoke effects, South America, statistical analysis, tropical forests, FRP - Fire Radiative Power, smoke aerosol emission coefficient, aerosol optical depth, biomass burning

Variations in CO, O3 and black carbon aerosol mass concentrations associated with planetary boundary layer (PBL) over tropical urban environment in India

Carbon monoxide (CO), Ozone (O3) and Black Carbon (BC) aerosol mass concentrations in relation to planetary boundary layer (PBL) height measurements were analyzed from January-December, 2008 over tropical urban environment of Hyderabad, India. DMSP-OLS night-time satellite data…
Person:
Year: 2009
Type: Document
Source: TTRS
Topic(s): Climate, Communications, Emissions and Smoke, Intelligence, Mapping, Monitoring and Inventory, Weather, Wildland-Urban Interface (WUI)
Region(s): International
Keywords: aerosols, air quality, Asia, C - carbon, CO - carbon monoxide, gases, India, ozone, pollution, remote sensing, season of fire, tropical regions, wildfires, wind, planetary boundary layer, black carbon, ozone and forest fires

Estimates of fire emissions from an active deforestation region in the southern Amazon based on satellite data and biogeochemical modeling

Tropical deforestation contributes to the build-up of atmospheric carbon dioxide in the atmosphere. Within the deforestation process, fire is frequently used to eliminate biomass in preparation for agricultural use. Quantifying these deforestation-induced fire emissions…
Person:
Year: 2009
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Fire Behavior, Fuels, Intelligence, Mapping, Models, Monitoring and Inventory, Restoration and Rehabilitation
Region(s): International
Keywords: agriculture, air quality, Amazon, biogeochemical cycles, biomass, biomass burning, Brazil, C - carbon, carbon dioxide, cerrado, combustion, cover, cropland fires, croplands, deforestation, fire management, forest management, fuel loading, fuel management, grasslands, heavy fuels, herbaceous vegetation, land use, leaves, litter, precipitation, radiation, remote sensing, roots, soil nutrients, South America, surface fuels, temperature, tropical forests, vegetation surveys, woody plants

Estimating carbon emissions from African wildfires

We developed a technique for studying seasonal and interannual variation in pyrogenic carbon emissions from Africa using a modelling approach that scales burned area estimates from L3JRC, a map recently generated from remote sensing of burn scars instead of active fires. Carbon…
Person:
Year: 2009
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Fire Behavior, Fuels, Intelligence, Mapping, Monitoring and Inventory
Region(s): International
Keywords: Africa, air quality, biomass, C - carbon, carbon dioxide, deciduous forests, fire intensity, fire management, fire size, forest management, litter, photosynthesis, precipitation, remote sensing, savannas, wildfires

Investigation of carbon pollution episodes using semi-continuous instrument in Incheon, Korea

Hourly measurements of organic and elemental carbon (OC and EC) in fine particles (PM2.5) were conducted at an urban site of Incheon, Korea, between June 2004 and October 2004, using a Sunset Lab semi-continuous carbon field instrument with a continuous-flow non-dispersive…
Person:
Year: 2006
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Fire Effects, Intelligence, Mapping, Monitoring and Inventory
Region(s): International
Keywords: aerosols, air quality, Asia, C - carbon, China, Korea, particulates, pollution, remote sensing, sampling, smoke effects, smoke management, wildfires, high time resolution, carbonaceous species, MODIS satellite image, forest fires, regional haze

Fire and biofuel contributions to annual mean aerosol mass concentrations in the United States

We estimate the contributions from biomass burning (summer wildfires, other fires, residential biofuel, and industrial biofuel) to seasonal and annual aerosol concentrations in the United States. Our approach is to use total carbonaceous (TC) and non-soil potassium (ns-K)…
Person:
Year: 2007
Type: Document
Source: TTRS
Topic(s): Climate, Communications, Emissions and Smoke, Fire Behavior, Fire Effects, Fuels, Intelligence, Mapping, Monitoring and Inventory, Prescribed Fire
Region(s): Eastern
Keywords: aerosols, air quality, biomass, biomass burning, C - carbon, coniferous forests, fire intensity, fire management, forest management, fuel management, grasslands, human caused fires, lightning caused fires, Maine, K - potassium, remote sensing, season of fire, shrublands, wildfires, woody fuels, aerosols, wildfires, biomass burning, biofuel, air quality, visibility

Biomass burning emissions over northern Australia constrained by aerosol measurements: I-Modeling the distribution of hourly emissions

Emissions of aerosol from biomass burning in northern Australia are globally significant, yet existing estimates of their magnitude are essentially unconstrained by observation. This two-part series (see Part II by Luhar et al. [2008. Biomass burning emissions over northern…
Person:
Year: 2008
Type: Document
Source: TTRS
Topic(s): Climate, Communications, Emissions and Smoke, Fire History, Fuels, Hazard and Risk, Intelligence, Mapping, Models, Monitoring and Inventory
Region(s): International
Keywords: aerosols, air quality, Australia, biomass, biomass burning, brush fires, C - carbon, distribution, fire danger rating, fire management, fire scar analysis, fuel loading, Northern Territory of Australia, radiation, remote sensing, savannas, season of fire, spot fires, statistical analysis, tropical regions, western Australia, bushfire emissions, fire scars, hotspots, TAPM, Modis data, aerosol loading, air quality in northern territory, Top End

Global estimation of CO emissions using three sets of satellite data for burned area

Using three sets of satellite data for burned areas together with the tree cover imagery and a biogeochemical component of the Integrated Science Assessment Model (ISAM) the global emissions of CO and associated uncertainties are estimated for the year 2000. The available fuel…
Person:
Year: 2007
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fuels, Intelligence, Mapping, Models, Monitoring and Inventory, Prescribed Fire
Region(s): International
Keywords: Africa, air quality, biogeochemical cycles, biomass, broadcast burning, C - carbon, cover, croplands, cutting, deciduous forests, decomposition, ecosystem dynamics, evapotranspiration, fertilization, fire management, forest management, fuel loading, grasslands, litter, CH4 - methane, ozone, photosynthesis, remote sensing, savannas, shrublands, soil organic matter, surface fuels, tropical forests, open fire, CO - carbon monoxide, ISAM

Mapping fuels at multiple scales: landscape application of the Fuel Characteristic Classification System

Fuel mapping is a complex and often multidisciplinary process, involving remote sensing, ground-based validation, statistical modelling, and knowledge-based systems. The scale and resolution of fuel mapping depend both on objectives and availability of spatial data layers. We…
Person:
Year: 2007
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Fire Behavior, Fire Effects, Fire History, Fuels, Intelligence, Mapping, Models, Monitoring and Inventory
Region(s): California, Great Basin, Northwest
Keywords: Abies magnifica, air quality, Canada, C - carbon, chaparral, coniferous forests, disturbance, fire case histories, fire intensity, fire management, forest management, fuel loading, fuel management, fuel models, fuel types, GIS, histories, Juniperus occidentalis, land use, montane forests, national forests, Oregon, Pinus edulis, Pinus ilicifolia, Pinus jeffreyi, Pinus lambertiana, Pinus ponderosa, Populus tremuloides, Pseudotsuga menziesii, Quercus kelloggii, remote sensing, shrublands, statistical analysis, Vaccinium, Washington, wildfires, fuelbeds

Simulation of the tropospheric distribution of carbon monoxide during the 1984 MAPS experiment

[no description entered]
Person:
Year: 1999
Type: Document
Source: TTRS
Topic(s): Climate, Communications, Emissions and Smoke, Fire Behavior, Intelligence, Mapping, Models, Monitoring and Inventory, Prescribed Fire
Region(s): International
Keywords: Africa, air quality, biomass, C - carbon, CO - carbon monoxide, chemistry, distribution, fire intensity, fire management, fire size, human caused fires, hydrocarbons, ozone, remote sensing, South America, statistical analysis, numerical simulation, atmospheric chemistry modeling, biomass burning, satellite measurements

Spatial and temporal distributions of mercury emissions from forest fires in Mediterranean region and Russian federation

Mercury emissions from forest fires in Europe and in North African countries bordering the Mediterranean Sea were estimated on the basis of ground-based forest fires data, forests phytomass and measured emission factors. Satellite observations were used to assess mercury…
Person:
Year: 2006
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Fire Behavior, Fire Ecology, Intelligence, Mapping, Monitoring and Inventory, Restoration and Rehabilitation, Mapping
Region(s): International
Keywords: Africa, air quality, Asia, biomass, C - carbon, combustion, deforestation, distribution, Europe, fire management, fire size, foliage, France, GIS, Italy, Mediterranean habitats, Hg - mercury, Middle East, phenology, plant communities, Poland, pollution, Portugal, remote sensing, Russia, smoke management, Spain, statistical analysis, wildfires, remote sensing, GIS, Europe, Russian federation, Mediterranean, forest fires, Hg - mercury

Impact of the 1998 Central American fires on PM2.5 mass and composition in the southeastern United States

The impact of the Central American fires on PM2.5 mass concentration and composition in the Tennessee Valley region during portions of May, 1998, has been quantified. Elevated concentrations of smoke aerosol tracers -- fine potassium, (and to a lesser extent, calcium and silicon…
Person:
Year: 2001
Type: Document
Source: TTRS
Topic(s): Climate, Communications, Emissions and Smoke, Fire Effects, Intelligence, Mapping, Monitoring and Inventory
Region(s): Southern, International
Keywords: aerosols, air quality, Alabama, biomass, calcium, C - carbon, Central America, dust, Kentucky, Mexico, particulates, photography, K - potassium, remote sensing, smoke effects, smoke management, Tennessee, wildfires, wind, PM2.5 mass, long distance transport, Central American fires, fine particle standards, potassium tracer of biomass combustion

The chemical composition of the aerosol particle produced by the forest fires in Siberia

In this report I present the data about the chemical composition of the aerosols produced by the forest fires in Siberia. © University of Idaho 2000. Abstract reproduced by permission.
Person:
Year: 2000
Type: Document
Source: TTRS
Topic(s): Administration, Communications, Emissions and Smoke, Fire Behavior, Fuels, Hazard and Risk, Intelligence, Mapping, Models, Monitoring and Inventory, Planning
Region(s): International
Keywords: aerosols, air quality, Asia, biomass, boreal forests, C - carbon, catastrophic fires, combustion, computer programs, digital data collection, distribution, fire management, fire regimes, fragmentation, fuel types, Idaho, JFSP - Joint Fire Science Program, particulates, remote sensing, Russia, Siberia, smoke behavior, smoke management, statistical analysis, wildfires, atmospheric aerosols, ionic and multielemental composition, carbonaceous, biomass burning

Two dedicated spaceborne fire missions

After the extended fire and smoke-haze episode of 1997-98 in South East Asia and other regions of the world a series of international activities were initiated to address national and international problems arising from fire and smoke pollution. Most prominently the UN Decade…
Person:
Year: 2000
Type: Document
Source: TTRS
Topic(s): Climate, Communications, Emissions and Smoke, Fire Behavior, Fire Ecology, Hazard and Risk, Intelligence, Mapping, Models, Monitoring and Inventory, Weather
Region(s): International
Keywords: agriculture, air quality, Asia, C - carbon, community ecology, digital data collection, ecosystem dynamics, Europe, field experimental fires, fire management, gases, Germany, climate change, health factors, Idaho, JFSP - Joint Fire Science Program, photosynthesis, pollution, remote sensing, smoke management, temperature, volcanoes, wildfires, high temperature events, vegetation fires, spaceborne fire recognition, dedicated fire sensors, ADVANCED SENSOR-PROCESSOR CONCEPT, BIRD - Bi-spectral Infra-Red Detection, GEOPHYSICAL VARIABLES, GLOBAL STUDIES, industrial fire, MILITARY FIRES, smoke plumes, WHO - World Health Organization

Fire monitoring and smoke emissions by remote sensing [abstract]

Emissions of atmospheric pollutants from vegetation fires can greatly affect local and regional air quality. The near real-time information on the magnitude of fires, the amount of pollutants emitted, and their impact on air quality is critical to fire managers* decisions to…
Person:
Year: 2000
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Fire History, Intelligence, Mapping, Monitoring and Inventory, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: Africa, air quality, C - carbon, CO - carbon monoxide, combustion, digital data collection, experimental fires, field experimental fires, fire management, fire regimes, Idaho, JFSP - Joint Fire Science Program, moisture, overstory, pollution, remote sensing, understory vegetation, AVHRR - Advanced Very High Resolution Radiometer, NASA EOS

Fire ecology of the recent anthropocene: keynote address [on-line]

The increasing incidence, extent and severity of uncontrolled burning globally, together with its many adverse consequences, has brought fire into the international environmental policy arena, with growing calls for international action leading to greater control of burning,…
Person:
Year: 2003
Type: Document
Source: TTRS
Topic(s): Administration, Climate, Communications, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fire Prevention, Fuels, Hazard and Risk, Intelligence, Logistics, Mapping, Monitoring and Inventory, Outreach, Planning, Prescribed Fire, Safety, Social Science, Wildland-Urban Interface (WUI)
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: aerosols, Africa, age classes, air quality, Asia, Australia, biogeochemical cycles, biomass, boreal forests, Canada, C - carbon, carbon dioxide, crown fires, disturbance, droughts, ecosystem dynamics, education, fire danger rating, fire hazard reduction, fire intensity, fire management, fire regimes, fire size, fire suppression, firefighting personnel, forest management, fragmentation, fuel accumulation, fuel moisture, GIS, grasslands, JFSP - Joint Fire Science Program, land management, land use, light, Mongolia, peatlands, pollutionpublic information, rainforests, rate of spread, remote sensing, Russia, savannas, season of fire, smoke effects, South America, succession, tropical forests, vegetation surveys, wildfires

Fire dynamics at the pasture-forest interface in Mato Grosso, Brazil [abstract]

[no description entered]
Person:
Year: 2004
Type: Document
Source: TTRS
Topic(s): Administration, Communications, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Occurrence, Intelligence, Mapping, Models, Monitoring and Inventory, Planning, Restoration and Rehabilitation, Social Science, Wildland-Urban Interface (WUI)
Region(s): International
Keywords: agriculture, air quality, biogeochemical cycles, Brazil, C - carbon, deforestation, digital data collection, ecotones, fire frequency, fire regimes, fire sensitive plants, grasslands, grazing, human caused fires, land use, landscape ecology, Oregon, overstory, rainforests, remote sensing, South America, tropical forests, CLOSED CANAPY

Remote classification of head and backfire types from MODIS fire radiative power and smoke plume observations

[no description entered]
Person:
Year: 2005
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Fire Behavior, Fire Ecology, Fuels, Intelligence, Mapping, Monitoring and Inventory
Region(s): International
Keywords: aerosols, Africa, air quality, backfires, biomass, C - carbon, fire intensity, fire management, fuel loading, gases, headfires, photography, radiation, range management, remote sensing, savannas, smoke behavior, statistical analysis, wildfires, C - carbon, global emission budgets, intensity, radiative energy, FLI (Fire Line Intensity)

Carbon emissions from fires in tropical and subtropical ecosystems

[no description entered]
Person:
Year: 2003
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fuels, Intelligence, Mapping, Monitoring and Inventory
Region(s): California, Great Basin, International
Keywords: Africa, air quality, Asia, Australia, biogeochemical cycles, biomass, C - carbon, combustion, deserts, distribution, ecosystem dynamics, fire injuries (plants), fire management, fire size, fuel appraisal, fuel loading, grasslands, herbaceous vegetation, litter, mortality, precipitation, remote sensing, seasonal activities, shrublands, South America, statistical analysis, tropical forests, vegetation surveys, wildfires

Modeling biomass burning emissions for Amazon forest and pastures in Rondonia, Brazil

[no description entered]
Person:
Year: 2004
Type: Document
Source: TTRS
Topic(s): Climate, Communications, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire Occurrence, Intelligence, Mapping, Models, Monitoring and Inventory, Prescribed Fire, Restoration and Rehabilitation
Region(s): International
Keywords: aerosols, age classes, agriculture, air quality, Amazon, biomass, Brazil, C - carbon, carbon dioxide, CO - carbon monoxide, combustion, cover type, deforestation, droughts, ecosystem dynamics, ENSO - El Nino Southern Oscillation, fire frequency, fire management, fire size, gases, grasslands, ignition, land use, livestock, national forests, range management, rangelands, regeneration, remote sensing, slash, South America, statistical analysis

Investigating positive feedbacks in the fire dynamic of closed canopy tropical forests

From the Conclusion (p.294-295) ... 'The average rate and intensity of forest burning and deforestation can be expected to increase as previously burned forest area expands. A positive feedback exists between forest fires, future fire susceptibility, fuel loading, and fire…
Person:
Year: 2002
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire Occurrence, Fuels, Intelligence, Mapping, Monitoring and Inventory, Restoration and Rehabilitation
Region(s): International
Keywords: agriculture, air quality, Amazon, biomass, Brazil, C - carbon, crown scorch, deforestation, fire frequency, fire intensity, fire regimes, flame length, fuel loading, land use, landscape ecology, litter, logging, mortality, overstory, rate of spread, remote sensing, scrub, South America, tropical forests

NASA and Russian scientists observe land-cover and land-use change and carbon in Russian forests

[no description entered]
Person:
Year: 2003
Type: Document
Source: TTRS
Topic(s): Communications, Economics, Emissions and Smoke, Fire Behavior, Fire Ecology, Intelligence, Mapping, Models, Monitoring and Inventory, Prescribed Fire
Region(s): International
Keywords: Abies spp., air quality, Betula pendula, biomass, boreal forests, C - carbon, coniferous forests, cover type conversion, disturbance, ecosystem dynamics, Europe, fire intensity, forest management, GIS, ground fires, hardwood forests, insects, land use, Larix, mosaic, Picea, pine forests, Pinus sylvestris, plant diseases, Populus tremula, remote sensing, Russia, surface fires, taiga

The amount of carbon released from peat and forest fires in Indonesia during 1997

Tropical peatlands are one of the largest near-surface reserves of terrestrial organic carbon, and hence their stability has important implications for climate change. In their natural state, lowland tropical peatlands support a luxuriant growth or peat swamp forest overlying…
Person:
Year: 2002
Type: Document
Source: TTRS
Topic(s): Climate, Communications, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fuels, Hazard and Risk, Intelligence, Mapping, Monitoring and Inventory
Region(s): International
Keywords: agriculture, air quality, biogeochemical cycles, biomass, Borneo, C - carbon, catastrophic fires, clearcutting, combustion, distribution, drainage, droughts, ecosystem dynamics, ENSO - El Nino Southern Oscillation, fire injuries (plants), GIS - geographic information system, GPS - global positioning system, grasslands, Indonesia, Kalimantan, land use, landscape ecology, logging, mosaic, peat, peatlands, post fire recovery, remote sensing, shrublands, Southeast Asia, swamps, tropical forests, wildfires

Eolian deposition of forest-fire charcoal above tree limit, Colorado Front Range, USA: Potential contamination of AMS radiocarbon samples

Shallow soil cores from 56 localities along the crest of the Colorado Front Range were processed by water flotation and wet sieving, then examined for wood charcoal and charred conifer-needle fragments. Charred particles were largest and most numerous in samples from the…
Person:
Year: 2002
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Fuels, Intelligence, Mapping, Monitoring and Inventory
Region(s): Rocky Mountain
Keywords: Abies spp., age classes, archaeological sites, C - carbon, char, charcoal, Colorado, conifers, crown fires, ecotones, elevation, forest management, litter, montane forests, mosaic, needles, overstory, particulates, Picea engelmannii, Pinus contorta, Pinus flexilis, Populus tremuloides, remote sensing, sampling, soils, subalpine forests, surface fires, tundra, vegetation surveys, water, wildfires, wind, wood

Aquatic ecosystem responses to fire and flood size in the Okavango Delta: observations from the seasonal floodplains

The frequency of fires in the Okavango Delta seasonal floodplains peaked at an intermediate frequency of flooding. Floodplains are commonly burnt every 3-5 years. This study showed fundamental changes in ecosystem properties due to burning. A burnt seasonal floodplain in the…
Person:
Year: 2010
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Occurrence, Intelligence, Mapping, Monitoring and Inventory, Aquatic
Region(s): International
Keywords: Africa, biomass, Botswana, fire frequency, fire management, fishes, floods, litter, CH4 - methane, N - nitrogen, nutrients, O - oxygen, remote sensing, water, watershed management, wetlands, wildfires, seasonal floodplain, flood pulse, macrophyte, Okavango Delta, nutrients, zooplankton biomass, fish productivity