Type
Topic
Region
Year
Displaying 4851 - 4875 of 4981
Forest fires are very common in tropical region during February May months and are known to have significant impact on ecosystem dynamics. Moreover, aerosols emitted from these burning activities significantly modulate the Earth's radiation budget. In present study, we…
Person:
Year: 2017
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Effects, Hazard and Risk, Models
Region(s): International
Keywords: aerosols, C - carbon, air quality, Himalayas, forest fire, biomass burning, black carbon, organic carbon, Surface Darkening, Himalayas, Cloud Condensation Nuclei, Data Assimilation System, black carbon emissions, Era-Interim, Premonsoon Season, model simulations, light absorption, Temperature Data, Tibetan Plateau, climate change
Much recent research has investigated the effects of burning on mature black spruce (Picea mariana) forests in interior Alaska, however little research has focused on how frequent reburning affects soil organic layer (SOL) vulnerability in these ecosystems. We compared organic…
Person:
Year: 2016
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Fire Effects
Region(s): Alaska
Keywords: fire frequency, soils, C - carbon, succession, fire frequency, Picea mariana, boreal forest, soil organic layer, Interior Alaska, fire severity, climate change, C - carbon, permafrost, communities, resilience, ecosystems, interval
The possibility of applying infrared imagery to the study of a large, hot plume materialized by carbon particles resulting from the incomplete combustion of fuel oil is investigated. In a specific case (the PROSERPINE experiment), due to the high carbon particle content, the…
Person:
Year: 1981
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Ecology
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air temperature, C - carbon, combustion, convection, heat, particulates, photography, smoke behavior, smoke effects, smoke management, temperature
The Missoula Equipment Development Center (MEDC) monitored firefighters' exposure to carbon monoxide on two wildfires in CY 1974. On one fire most of the firefighters were exposed to levels of carbon monoxide (CO) higher than those permitted by the proposed standard that the…
Person:
Year: 1975
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Safety
Region(s): Great Basin, Northern Rockies
Keywords: C - carbon, CO - carbon monoxide, fire management, fire suppression, forest management, Idaho, smoke effects, smoke management, wildfires
As part of the FOS-DECAFE experiment at Lamto (Ivory Coast) in January 1991, various aerosol samples were collected at ground level near prescribed fires or under local background conditions, to characterize the emissions of particulate matter from the burning of savanna…
Person:
Year: 1995
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Effects, Fuels, Prescribed Fire
Region(s): International
Keywords: aerosols, Africa, air quality, backing fires, biomass, boreal forests, C - carbon, combustion, distribution, forest types, climate change, headfires, ignition, Ivory Coast, particulates, pollution, K - potassium, savannas, slash, tropical forests, wildfires
Atmospheric blockings in the regions of the Northern Hemisphere (NH) under general warming during recent decades are analyzed. The total increase in the duration of summer atmospheric blockings in the NH with an increase in the hemispheric surface air temperature over 1969-2022…
Person:
Year: 2023
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Climate
Region(s): International
Keywords: atmospheric blocking, climate change, wildfires, observations, satellite data, reanalysis data, Russia
Global use of energy-inefficient mechanical vapor-compression air conditioning (AC) is increasing dramatically for home cooling. Direct evaporative coolers (EC) offer substantial energy savings, and may provide a sustainable alternative to AC for homes in hot, dry climates. One…
Person:
Year: 2024
Type: Document
Source: FRAMES
Topic(s): Emissions and Smoke, Fire Effects
Region(s): Great Basin
Keywords: PM2.5, PM - particulate matter, fine particulate matter, evaporative cooler, indoor environmental quality, air quality, air pollution, Utah
Wildfires have an important role in the ecological process affecting ecosystems at multiple spatial scales. MCD64A1 500 m burned area product is used in this study to document trends of fire events from 2001 to 2019. The research aims to analyze the trend of burned areas in the…
Person:
Year: 2021
Type: Document
Source: FRAMES
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Occurrence, Hazard and Risk, Mapping, Weather
Region(s): International
Keywords: Iran, land cover, MODIS - Moderate Resolution Imaging Spectroradiometer, remote sensing, wildfires, burned area, climate change, slope, air pollution, fire trends
It is possible to delimit the areas of the North, Central, and South America that are most susceptible to fire and would have been most affected by burning practices of early Americans. Areas amounting to approximately 155 x 105 km² are here designated as the most burnable part…
Person:
Year: 1994
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Effects, Fire History, Fire Occurrence, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: agriculture, biomass, broadcast burning, C - carbon, Canada, Central America, charcoal, chemical elements, disturbance, European settlement, fire frequency, grasslands, human caused fires, land management, Mexico, Native Americans, particulates, presettlement fires, smoke effects, South America, topography
We investigated long-term consequences of modified fire and climate regimes on ecosystems for a landscape in Glacier National Park, Montana, using the mechanistic forest successional model, Fire-BGC (a Fire BioGeoChemical succession model). Changes in various ecosystem…
Person:
Year: 1998
Type: Document
Source: TTRS
Topic(s): Aquatic, Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire Effects, Fire History, Fuels, Models
Region(s): Northern Rockies, Rocky Mountain
Keywords: Abies lasiocarpa, biomass, C - carbon, coniferous forests, decomposition, duff, fire exclusion, fire regimes, fuel loading, histories, landscape ecology, Larix occidentalis, litter, Montana, mortality, national parks, organic matter, photosynthesis, Picea engelmannii, pine forests, Pinus albicaulis, Pinus contorta, Pinus monticola, Populus tremuloides, Pseudotsuga menziesii, runoff, seed dispersal, succession, Thuja plicata, Tsuga heterophylla, watersheds, wilderness fire management, wildfires
Many potent air toxins are in the smoke of burning forest and range biomass. Firefighters are exposed to the smoke of both wildfire and prescribed fire. A comprehensive assessment of these exposures is not yet possible due to insufficient data. Preliminary data on firefighter…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Fuels, Prescribed Fire
Region(s): Northwest
Keywords: air quality, biomass, broadcast burning, C - carbon, CO - carbon monoxide, chemical compounds, clearcutting, coniferous forests, fire suppression, forest management, fuel appraisal, land management, logging, national forests, particulates, rangelands, smoke management, statistical analysis, toxicity, Washington, wildfires
Spatial trends in pre-industrial biomass burning emissions for eastern North America were reconstructed from sediment charcoal data. Petrographic thin sections were prepared from varved lake sediments along a transect of sites extending from NW Minnesota eastward to NE Maine.…
Person:
Year: 1994
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Ecology, Models
Region(s): Eastern, International
Keywords: air quality, biomass, C - carbon, charcoal, combustion, coniferous forests, European settlement, fire regimes, hardwood forests, land use, Maine, Minnesota, New England, paleobotany, particulates, prairies, presettlement fires
From the text ... 'The smoke rising from a grass, brush or forest fire is primarily formed by the condensation of moisture and other vapors produced through pyrolysis and combustion. This smoke formation depends on the rate at which the surrounding air moves into the fire to…
Person:
Year: 1974
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fuels, Logistics, Prescribed Fire, Fire Ecology, Fire Ecology
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: adaptation, brush, brush fires, C - carbon, chemistry, combustion, fire equipment, fuel types, gases, grass fires, grasses, moisture, ozone, particulates, pollution, sampling, wildfires
'...Manufactured inorganic fertilizers now supply the majority of the nutrients which once came from farmyard manure. The grain goes into silos and bins rather than under thatch. Much of the livestock is housed in intensive buildings which do not require bedding. At the same…
Person:
Year: 1982
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Fuels, Intelligence, Outreach, Prescribed Fire, Social Science
Region(s): International
Keywords: agriculture, C - carbon, energy, Europe, fertilization, fertilizers, Great Britain, livestock, nutrients, organic matter, pollution, public information, soil management, soil organisms, soils
'With reference to 'Holiday Highlands Prescribed Burn' (by Peggy Lantz, FN Winter '92), I fail to understand what was accomplished. Why do we need to 'open up the canopy' by removing trees that are already established and performing their function of providing wildlife food and…
Person:
Year: 1993
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Fuels, Prescribed Fire
Region(s): Southern
Keywords: Aristida stricta, C - carbon, carbon dioxide, central Florida, energy, fire injuries (plants), fire management, fire suppression, Florida, fuel management, gases, general interest, Gopherus polyphemus, hardwood hammocks, heat, human caused fires, humus, lightning caused fires, logging, nutrients, organic matter, overstory, O - oxygen, Pinus palustris, Pituophis melanoleucus, plant nutrients, plantations, pollution, Quercus, sandhills, seedlings, soil organic matter, succession, trees, wildlife, wildlife food plants, wildlife habitat management, wildlife refuges, wood
These questions arise not as a local phenomenon but on a world scale which is seldom appreciated. Fire regimes prevail not only over huge areas in south-central Africa and Brazil, but also extend through North Africa--in the Sudan Zone especially--and no doubt also occur in the…
Person:
Year: 1993
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Effects, Fuels, Weather, Mapping
Region(s): International
Keywords: Africa, agriculture, air temperature, Australia, biomass, Brazil, Burma, C - carbon, carbon dioxide, distribution, fire dependent species, fire regimes, climate change, grasslands, hunting, India, pacific ocean, precipitation, savannas, season of fire, smoke effects, soil moisture, temperature, Thailand, Zambia
Occupational safety and health concerns have been raised in a number of southern states by workers conducting prescribed burns on forest lands treated with herbicides. Modeling assessments coupled with laboratory experiments have shown that the risk of airborne herbicide…
Person:
Year: 1992
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Effects, Models, Prescribed Fire, Safety
Region(s): Southern
Keywords: burning intervals, C - carbon, CO - carbon monoxide, fire management, fire size, Georgia, herbicides, particulates, sampling, smoke effects, smoke management, statistical analysis
Biomass burning effects the African continent all year round. In the dry season there are widespread savannah fires, and there are always some domestic and agricultural fires. Here we present measurement of particulate black carbon, which is an unambiguous indicator of…
Person:
Year: 1991
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Effects, Mapping, Prescribed Fire
Region(s): International
Keywords: Africa, biomass, C - carbon, combustion, droughts, old growth forests, particulates, pH, precipitation, sampling, savannas, statistical analysis, tropical forests, water, weather observations
Industrial hygiene measurement of exposures to wildland fire fighters was conducted in northern California during three consecutive fire seasons (1986-1989) in conjunction with three separate health effects studies. Chemicals that were monitored included carbon monoxide, total…
Person:
Year: 1992
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Ecology, Prescribed Fire, Safety
Region(s): California, Great Basin
Keywords: air quality, C - carbon, CO - carbon monoxide, dust, fire control, fire management, fire suppression, firebreaks, hydrocarbons, mopping up, mountains, northern California, particulates, sampling, statistical analysis, wilderness fire management, wildfires
In this paper we briefly review current knowledge concerning the possible consequences of a changing climate for terrestrial ecosystems. Forests and grasslands of western North America figure prominently in the discussion, but our intent is to consider general principles rather…
Person:
Year: 1990
Type: Document
Source: TTRS
Topic(s): Climate, Emissions and Smoke, Fire Behavior, Fire Ecology, Fire History, Fire Occurrence, Fuels, Models, Restoration and Rehabilitation
Region(s): Northwest
Keywords: agriculture, arthropods, C - carbon, carbon dioxide, community ecology, deforestation, dendrochronology, disturbance, ecosystem dynamics, fire exclusion, fire frequency, forest management, forest types, gases, climate change, grasslands, grazing, habitat conversion, histories, insects, land management, logging, nutrient cycling, old growth forests, Oregon, organic matter, perennial plants, physiology, Pinus ponderosa, plant growth, precipitation, range management, soil erosion, soil nutrients, species diversity (plants), storms, temperature, water, wildfires, wind
[no description entered]
Person:
Year: 1989
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Climate, Emissions and Smoke
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: C - carbon, charcoal, chemistry, distribution, ecosystem dynamics, evolution, fire frequency, fire regimes, fossils, paleoecology, paleontology, plant growth, prehistoric fires, sedimentation, smoke effects, wetlands, wildfires
Emissions from prescribed fires in several different fuel types in the Pacific Northwest are characterized. Data on the particles are reported as functions of fire behavior and fuel types. Profiles of trace elements, carbon elements, and carbon for each fuel type and combustion…
Person:
Year: 1989
Type: Document
Source: TTRS
Topic(s): Emissions and Smoke, Fire Behavior, Fire Ecology, Fuels, Models, Prescribed Fire
Region(s): Northwest
Keywords: air quality, C - carbon, combustion, fire intensity, fuel types, particulates, season of fire, smoke management
The information presented is directed to environmental scientists and resource managers concerned with sulfur emissions from combustion processes. Atmospheric chemists believe these emissions accumulate in the stratosphere and affect the earth's radiation balance. Some of these…
Person:
Year: 1982
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Prescribed Fire
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, National
Keywords: air quality, biomass, C - carbon, combustion, gases, hydrogen, laboratory fires, pollution, radiation, S - sulfur, volatilization
[no description entered]
Person:
Year: 1989
Type: Document
Source: TTRS
Topic(s): Communications, Emissions and Smoke, Intelligence, Mapping, Monitoring and Inventory
Region(s): International
Keywords: Africa, air quality, C - carbon, CO - carbon monoxide, gases, human caused fires, ozone, rainforests, remote sensing, savannas, South America, tropical forests
[no description entered]
Person:
Year: 1989
Type: Document
Source: TTRS
Topic(s): Fire Ecology, Emissions and Smoke, Fuels, Mapping
Region(s): Alaska, California, Eastern, Great Basin, Hawaii, Northern Rockies, Northwest, Rocky Mountain, Southern, Southwest, International, National
Keywords: air quality, Arctic, Canada, C - carbon, chemistry, distribution, fuel types, gases, Greenland, Northwest Territories, organic matter, particulates, pollution, SO2 - sulfur dioxide, wildfires